{"items":[{"id":"NVI-00003443","kind":"vulnerability","title":"svg-sanitizer: Mixed-case xlink:HrEf skips the `` nesting-DoS check in Resolver::processReferences","revision":5,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-m9xh-6747-9r6f","CVE-2026-107381"],"plain_summary":"GitHub lists this reviewed advisory for enshrined/svg-sanitize. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-244f7604274be613d996e1abbdddacae"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 1.0.0 for enshrined/svg-sanitize. Confirm the publisher’s latest guidance.","source_ids":["sr-3e975a246ca36348fa37d6c003848124"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-08T19:41:11.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-c03727a4dcb5757bf4e46717ef7638c3"},{"kind":"CVSS","as_of":"2026-10-18T14:16:54.040Z","value":"6.5 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-9f260ef14854559652b9093fb462397d"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.468%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.40559. Missing scores are unknown.","source_id":"sr-244f7604274be613d996e1abbdddacae"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-c03727a4dcb5757bf4e46717ef7638c3","url":"https://github.com/advisories/GHSA-m9xh-6747-9r6f","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-m9xh-6747-9r6f","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"},{"id":"sr-3e975a246ca36348fa37d6c003848124","url":"https://github.com/advisories/GHSA-m9xh-6747-9r6f","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-m9xh-6747-9r6f","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.977Z"},{"id":"sr-9f260ef14854559652b9093fb462397d","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107381","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-107381","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T01:40:38.141Z"},{"id":"sr-244f7604274be613d996e1abbdddacae","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-107381","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.774Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c03727a4dcb5757bf4e46717ef7638c3"],"technology":"enshrined/svg-sanitize","known_exclusions":[],"conditions_summary":"## Summary\n\n`Resolver::processReferences()` collects `` elements with the XPath predicate `use[@href or @xlink:href]`, which is case sensitive. A `` element written as `xlink:HrEf` is therefore never added to the reference graph, so the nesting-DoS nullification never marks it for removal. `Sanitizer::cleanHrefAttributes()` then runs later in the same pass and rewrites `xlink:HrEf` back to the canonical `xlink:href`. The sanitizer hands back a fully live nesting bomb that it would have stripped completely had the input used canonical casing.\n\nThis is the mirror image of CVE-2025-55166: that fix made href *value* checking case insensitive, but the `` reference graph still selects nodes case sensitively.\n\n## Where it is\n\n`src/ElementReference/Resolver.php:97-118`, the case-sensitive node selection:\n\n```php\n$useNodeName = $this->xPath->createNodeName('use');\nforeach ($this->subjects as $subject) {\n    $useElements = $this->xPath->query(\n        $useNodeName . '[@href or @xlink:href]',\n        $subject->getElement()\n    );\n```\n\n`src/Sanitizer.php:479-504`, the normalization that happens afterwards and makes the attribute live again:\n\n```php\n// in case the attribute name ","public_affected_ranges":["<= 0.22.0"]},{"certainty":"source_listed","source_ids":["sr-3e975a246ca36348fa37d6c003848124"],"technology":"enshrined/svg-sanitize","known_exclusions":[],"conditions_summary":"## Summary\n\n`Resolver::processReferences()` collects `` elements with the XPath predicate `use[@href or @xlink:href]`, which is case sensitive. A `` element written as `xlink:HrEf` is therefore never added to the reference graph, so the nesting-DoS nullification never marks it for removal. `Sanitizer::cleanHrefAttributes()` then runs later in the same pass and rewrites `xlink:HrEf` back to the canonical `xlink:href`. The sanitizer hands back a fully live nesting bomb that it would have stripped completely had the input used canonical casing.\n\nThis is the mirror image of CVE-2025-55166: that fix made href *value* checking case insensitive, but the `` reference graph still selects nodes case sensitively.\n\n## Where it is\n\n`src/ElementReference/Resolver.php:97-118`, the case-sensitive node selection:\n\n```php\n$useNodeName = $this->xPath->createNodeName('use');\nforeach ($this->subjects as $subject) {\n    $useElements = $this->xPath->query(\n        $useNodeName . '[@href or @xlink:href]',\n        $subject->getElement()\n    );\n```\n\n`src/Sanitizer.php:479-504`, the normalization that happens afterwards and makes the attribute live again:\n\n```php\n// in case the attribute name ","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 1.0.0"]}],"null_published_at":"2026-11-08T19:53:33.532Z","source_updated_at":"2026-10-08T19:41:11.000Z","source_disclosed_at":"2026-10-08T19:41:10.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:30.977Z"},{"id":"NVI-00003443","kind":"vulnerability","title":"svg-sanitizer: Mixed-case xlink:HrEf skips the `` nesting-DoS check in Resolver::processReferences","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-m9xh-6747-9r6f","CVE-2026-107381"],"plain_summary":"GitHub lists this reviewed advisory for enshrined/svg-sanitize. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-262e039f88dee0e7bbc9af5a6a5aeea2"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 1.0.0 for enshrined/svg-sanitize. Confirm the publisher’s latest guidance.","source_ids":["sr-3e975a246ca36348fa37d6c003848124"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-08T19:41:11.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-c03727a4dcb5757bf4e46717ef7638c3"},{"kind":"CVSS","as_of":"2026-10-18T14:16:54.040Z","value":"6.5 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-9f260ef14854559652b9093fb462397d"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.468%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.40531. Missing scores are unknown.","source_id":"sr-262e039f88dee0e7bbc9af5a6a5aeea2"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-c03727a4dcb5757bf4e46717ef7638c3","url":"https://github.com/advisories/GHSA-m9xh-6747-9r6f","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-m9xh-6747-9r6f","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"},{"id":"sr-3e975a246ca36348fa37d6c003848124","url":"https://github.com/advisories/GHSA-m9xh-6747-9r6f","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-m9xh-6747-9r6f","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.977Z"},{"id":"sr-9f260ef14854559652b9093fb462397d","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107381","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-107381","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T01:40:38.141Z"},{"id":"sr-262e039f88dee0e7bbc9af5a6a5aeea2","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-107381","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.373Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c03727a4dcb5757bf4e46717ef7638c3"],"technology":"enshrined/svg-sanitize","known_exclusions":[],"conditions_summary":"## Summary\n\n`Resolver::processReferences()` collects `` elements with the XPath predicate `use[@href or @xlink:href]`, which is case sensitive. A `` element written as `xlink:HrEf` is therefore never added to the reference graph, so the nesting-DoS nullification never marks it for removal. `Sanitizer::cleanHrefAttributes()` then runs later in the same pass and rewrites `xlink:HrEf` back to the canonical `xlink:href`. The sanitizer hands back a fully live nesting bomb that it would have stripped completely had the input used canonical casing.\n\nThis is the mirror image of CVE-2025-55166: that fix made href *value* checking case insensitive, but the `` reference graph still selects nodes case sensitively.\n\n## Where it is\n\n`src/ElementReference/Resolver.php:97-118`, the case-sensitive node selection:\n\n```php\n$useNodeName = $this->xPath->createNodeName('use');\nforeach ($this->subjects as $subject) {\n    $useElements = $this->xPath->query(\n        $useNodeName . '[@href or @xlink:href]',\n        $subject->getElement()\n    );\n```\n\n`src/Sanitizer.php:479-504`, the normalization that happens afterwards and makes the attribute live again:\n\n```php\n// in case the attribute name ","public_affected_ranges":["<= 0.22.0"]},{"certainty":"source_listed","source_ids":["sr-3e975a246ca36348fa37d6c003848124"],"technology":"enshrined/svg-sanitize","known_exclusions":[],"conditions_summary":"## Summary\n\n`Resolver::processReferences()` collects `` elements with the XPath predicate `use[@href or @xlink:href]`, which is case sensitive. A `` element written as `xlink:HrEf` is therefore never added to the reference graph, so the nesting-DoS nullification never marks it for removal. `Sanitizer::cleanHrefAttributes()` then runs later in the same pass and rewrites `xlink:HrEf` back to the canonical `xlink:href`. The sanitizer hands back a fully live nesting bomb that it would have stripped completely had the input used canonical casing.\n\nThis is the mirror image of CVE-2025-55166: that fix made href *value* checking case insensitive, but the `` reference graph still selects nodes case sensitively.\n\n## Where it is\n\n`src/ElementReference/Resolver.php:97-118`, the case-sensitive node selection:\n\n```php\n$useNodeName = $this->xPath->createNodeName('use');\nforeach ($this->subjects as $subject) {\n    $useElements = $this->xPath->query(\n        $useNodeName . '[@href or @xlink:href]',\n        $subject->getElement()\n    );\n```\n\n`src/Sanitizer.php:479-504`, the normalization that happens afterwards and makes the attribute live again:\n\n```php\n// in case the attribute name ","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 1.0.0"]}],"null_published_at":"2026-11-06T15:18:11.517Z","source_updated_at":"2026-10-08T19:41:11.000Z","source_disclosed_at":"2026-10-08T19:41:10.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:30.977Z"},{"id":"NVI-00003443","kind":"vulnerability","title":"svg-sanitizer: Mixed-case xlink:HrEf skips the `` nesting-DoS check in Resolver::processReferences","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-m9xh-6747-9r6f","CVE-2026-107381"],"plain_summary":"GitHub lists this reviewed advisory for enshrined/svg-sanitize. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-262e039f88dee0e7bbc9af5a6a5aeea2"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 1.0.0 for enshrined/svg-sanitize. Confirm the publisher’s latest guidance.","source_ids":["sr-3e975a246ca36348fa37d6c003848124"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-08T19:41:11.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-c03727a4dcb5757bf4e46717ef7638c3"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.468%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.40531. Missing scores are unknown.","source_id":"sr-262e039f88dee0e7bbc9af5a6a5aeea2"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-c03727a4dcb5757bf4e46717ef7638c3","url":"https://github.com/advisories/GHSA-m9xh-6747-9r6f","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-m9xh-6747-9r6f","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"},{"id":"sr-3e975a246ca36348fa37d6c003848124","url":"https://github.com/advisories/GHSA-m9xh-6747-9r6f","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-m9xh-6747-9r6f","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.977Z"},{"id":"sr-262e039f88dee0e7bbc9af5a6a5aeea2","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-107381","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.373Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c03727a4dcb5757bf4e46717ef7638c3"],"technology":"enshrined/svg-sanitize","known_exclusions":[],"conditions_summary":"## Summary\n\n`Resolver::processReferences()` collects `` elements with the XPath predicate `use[@href or @xlink:href]`, which is case sensitive. A `` element written as `xlink:HrEf` is therefore never added to the reference graph, so the nesting-DoS nullification never marks it for removal. `Sanitizer::cleanHrefAttributes()` then runs later in the same pass and rewrites `xlink:HrEf` back to the canonical `xlink:href`. The sanitizer hands back a fully live nesting bomb that it would have stripped completely had the input used canonical casing.\n\nThis is the mirror image of CVE-2025-55166: that fix made href *value* checking case insensitive, but the `` reference graph still selects nodes case sensitively.\n\n## Where it is\n\n`src/ElementReference/Resolver.php:97-118`, the case-sensitive node selection:\n\n```php\n$useNodeName = $this->xPath->createNodeName('use');\nforeach ($this->subjects as $subject) {\n    $useElements = $this->xPath->query(\n        $useNodeName . '[@href or @xlink:href]',\n        $subject->getElement()\n    );\n```\n\n`src/Sanitizer.php:479-504`, the normalization that happens afterwards and makes the attribute live again:\n\n```php\n// in case the attribute name ","public_affected_ranges":["<= 0.22.0"]},{"certainty":"source_listed","source_ids":["sr-3e975a246ca36348fa37d6c003848124"],"technology":"enshrined/svg-sanitize","known_exclusions":[],"conditions_summary":"## Summary\n\n`Resolver::processReferences()` collects `` elements with the XPath predicate `use[@href or @xlink:href]`, which is case sensitive. A `` element written as `xlink:HrEf` is therefore never added to the reference graph, so the nesting-DoS nullification never marks it for removal. `Sanitizer::cleanHrefAttributes()` then runs later in the same pass and rewrites `xlink:HrEf` back to the canonical `xlink:href`. The sanitizer hands back a fully live nesting bomb that it would have stripped completely had the input used canonical casing.\n\nThis is the mirror image of CVE-2025-55166: that fix made href *value* checking case insensitive, but the `` reference graph still selects nodes case sensitively.\n\n## Where it is\n\n`src/ElementReference/Resolver.php:97-118`, the case-sensitive node selection:\n\n```php\n$useNodeName = $this->xPath->createNodeName('use');\nforeach ($this->subjects as $subject) {\n    $useElements = $this->xPath->query(\n        $useNodeName . '[@href or @xlink:href]',\n        $subject->getElement()\n    );\n```\n\n`src/Sanitizer.php:479-504`, the normalization that happens afterwards and makes the attribute live again:\n\n```php\n// in case the attribute name ","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 1.0.0"]}],"null_published_at":"2026-11-01T01:45:38.494Z","source_updated_at":"2026-10-08T19:41:11.000Z","source_disclosed_at":"2026-10-08T19:41:10.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:30.977Z"},{"id":"NVI-00003443","kind":"vulnerability","title":"svg-sanitizer: Mixed-case xlink:HrEf skips the `` nesting-DoS check in Resolver::processReferences","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-m9xh-6747-9r6f","CVE-2026-107381"],"plain_summary":"OSV carries this publisher advisory for enshrined/svg-sanitize. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 1.0.0 for enshrined/svg-sanitize. Confirm the publisher’s latest guidance.","source_ids":["sr-3e975a246ca36348fa37d6c003848124"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-262e039f88dee0e7bbc9af5a6a5aeea2"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.468%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.40531. Missing scores are unknown.","source_id":"sr-262e039f88dee0e7bbc9af5a6a5aeea2"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-3e975a246ca36348fa37d6c003848124","url":"https://github.com/advisories/GHSA-m9xh-6747-9r6f","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-m9xh-6747-9r6f","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.977Z"},{"id":"sr-262e039f88dee0e7bbc9af5a6a5aeea2","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-107381","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.373Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-3e975a246ca36348fa37d6c003848124"],"technology":"enshrined/svg-sanitize","known_exclusions":[],"conditions_summary":"## Summary\n\n`Resolver::processReferences()` collects `` elements with the XPath predicate `use[@href or @xlink:href]`, which is case sensitive. A `` element written as `xlink:HrEf` is therefore never added to the reference graph, so the nesting-DoS nullification never marks it for removal. `Sanitizer::cleanHrefAttributes()` then runs later in the same pass and rewrites `xlink:HrEf` back to the canonical `xlink:href`. The sanitizer hands back a fully live nesting bomb that it would have stripped completely had the input used canonical casing.\n\nThis is the mirror image of CVE-2025-55166: that fix made href *value* checking case insensitive, but the `` reference graph still selects nodes case sensitively.\n\n## Where it is\n\n`src/ElementReference/Resolver.php:97-118`, the case-sensitive node selection:\n\n```php\n$useNodeName = $this->xPath->createNodeName('use');\nforeach ($this->subjects as $subject) {\n    $useElements = $this->xPath->query(\n        $useNodeName . '[@href or @xlink:href]',\n        $subject->getElement()\n    );\n```\n\n`src/Sanitizer.php:479-504`, the normalization that happens afterwards and makes the attribute live again:\n\n```php\n// in case the attribute name ","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 1.0.0"]}],"null_published_at":"2026-10-31T22:27:09.616Z","source_updated_at":"2026-10-08T20:00:06.562Z","source_disclosed_at":"2026-10-08T19:41:10.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:30.977Z"},{"id":"NVI-00003443","kind":"vulnerability","title":"svg-sanitizer: Mixed-case xlink:HrEf skips the `` nesting-DoS check in Resolver::processReferences","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-m9xh-6747-9r6f","CVE-2026-107381"],"plain_summary":"OSV carries this publisher advisory for enshrined/svg-sanitize. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 1.0.0 for enshrined/svg-sanitize. Confirm the publisher’s latest guidance.","source_ids":["sr-3e975a246ca36348fa37d6c003848124"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-3e975a246ca36348fa37d6c003848124","url":"https://github.com/advisories/GHSA-m9xh-6747-9r6f","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-m9xh-6747-9r6f","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.977Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-3e975a246ca36348fa37d6c003848124"],"technology":"enshrined/svg-sanitize","known_exclusions":[],"conditions_summary":"## Summary\n\n`Resolver::processReferences()` collects `` elements with the XPath predicate `use[@href or @xlink:href]`, which is case sensitive. A `` element written as `xlink:HrEf` is therefore never added to the reference graph, so the nesting-DoS nullification never marks it for removal. `Sanitizer::cleanHrefAttributes()` then runs later in the same pass and rewrites `xlink:HrEf` back to the canonical `xlink:href`. The sanitizer hands back a fully live nesting bomb that it would have stripped completely had the input used canonical casing.\n\nThis is the mirror image of CVE-2025-55166: that fix made href *value* checking case insensitive, but the `` reference graph still selects nodes case sensitively.\n\n## Where it is\n\n`src/ElementReference/Resolver.php:97-118`, the case-sensitive node selection:\n\n```php\n$useNodeName = $this->xPath->createNodeName('use');\nforeach ($this->subjects as $subject) {\n    $useElements = $this->xPath->query(\n        $useNodeName . '[@href or @xlink:href]',\n        $subject->getElement()\n    );\n```\n\n`src/Sanitizer.php:479-504`, the normalization that happens afterwards and makes the attribute live again:\n\n```php\n// in case the attribute name ","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 1.0.0"]}],"null_published_at":"2026-10-31T22:12:48.017Z","source_updated_at":"2026-10-08T20:00:06.562Z","source_disclosed_at":"2026-10-08T19:41:10.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:42:30.977Z"}],"next_cursor":null,"snapshot_revision":"42594"}