{"items":[{"id":"NVI-00011937","kind":"vulnerability","title":"Dio: Cross-origin redirect leaks sensitive request headers in `dio_http2_adapter`","revision":3,"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-cr65-55v9-xhvv","CVE-2026-103030"],"plain_summary":"GitHub lists this reviewed advisory for dio_http2_adapter. 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-267b50e26a81e6141d52c51526dc0ef0"],"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":"CVSS","as_of":"2026-10-15T20:18:38.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-666608290718c78b242b20a17b2978e5"},{"kind":"CVSS","as_of":"2026-10-16T20:04:29.760Z","value":"7.5 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3b6cdd84783dd49f8143b3e3de01669a"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.359%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.29634. Missing scores are unknown.","source_id":"sr-267b50e26a81e6141d52c51526dc0ef0"}],"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-666608290718c78b242b20a17b2978e5","url":"https://github.com/advisories/GHSA-cr65-55v9-xhvv","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-cr65-55v9-xhvv","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:14:14.588Z"},{"id":"sr-3b6cdd84783dd49f8143b3e3de01669a","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-103030","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-103030","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:04.487Z"},{"id":"sr-267b50e26a81e6141d52c51526dc0ef0","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-2026-103030","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.063Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-666608290718c78b242b20a17b2978e5"],"technology":"dio_http2_adapter","known_exclusions":[],"conditions_summary":"### Summary\n\n`dio_http2_adapter` follows HTTP `Location` redirects without stripping sensitive request headers when the redirect target is a different origin. An attacker who can cause any origin server to return a cross-origin `302` redirect receives the victim's `Authorization`, `Cookie`, and `Proxy-Authorization` headers verbatim. This vulnerability has a CVSS v3.1 base score of **7.5 (High)** because `followRedirects` is enabled by default, no authentication is required to exploit it, and the confidentiality impact is high.\n\n### Details\n\nWhen `Dio` is configured to use `Http2Adapter`, the adapter's internal `_fetch` method constructs HTTP/2 request headers by unconditionally copying all entries from `options.headers`:\n\n```dart\n// plugins/http2_adapter/lib/src/http2_adapter.dart:111\nheaders.addAll(\n  options.headers.entries.map((entry) {\n    ...\n    return Header.ascii(entry.key.toLowerCase(), v);\n  }).toList(),\n);\n```\n\nOn receiving a `3xx` response, the adapter reads the `Location` header and resolves the redirect target URI:\n\n```dart\n// plugins/http2_adapter/lib/src/http2_adapter.dart:254-263\nfinal url = responseHeaders.value('location');\nfinal uri = Uri.parse(url ?? '');\nfina","public_affected_ranges":[">= 1.0.0, <= 2.7.1"]}],"null_published_at":"2026-11-04T10:04:35.934Z","source_updated_at":"2026-10-15T20:18:38.000Z","source_disclosed_at":"2026-10-15T20:18:37.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T23:14:14.588Z"},{"id":"NVI-00011937","kind":"vulnerability","title":"Dio: Cross-origin redirect leaks sensitive request headers in `dio_http2_adapter`","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-cr65-55v9-xhvv","CVE-2026-103030"],"plain_summary":"GitHub lists this reviewed advisory for dio_http2_adapter. 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-267b50e26a81e6141d52c51526dc0ef0"],"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":"CVSS","as_of":"2026-10-15T20:18:38.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-666608290718c78b242b20a17b2978e5"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.359%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.29634. Missing scores are unknown.","source_id":"sr-267b50e26a81e6141d52c51526dc0ef0"}],"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-666608290718c78b242b20a17b2978e5","url":"https://github.com/advisories/GHSA-cr65-55v9-xhvv","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-cr65-55v9-xhvv","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:14:14.588Z"},{"id":"sr-267b50e26a81e6141d52c51526dc0ef0","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-2026-103030","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.063Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-666608290718c78b242b20a17b2978e5"],"technology":"dio_http2_adapter","known_exclusions":[],"conditions_summary":"### Summary\n\n`dio_http2_adapter` follows HTTP `Location` redirects without stripping sensitive request headers when the redirect target is a different origin. An attacker who can cause any origin server to return a cross-origin `302` redirect receives the victim's `Authorization`, `Cookie`, and `Proxy-Authorization` headers verbatim. This vulnerability has a CVSS v3.1 base score of **7.5 (High)** because `followRedirects` is enabled by default, no authentication is required to exploit it, and the confidentiality impact is high.\n\n### Details\n\nWhen `Dio` is configured to use `Http2Adapter`, the adapter's internal `_fetch` method constructs HTTP/2 request headers by unconditionally copying all entries from `options.headers`:\n\n```dart\n// plugins/http2_adapter/lib/src/http2_adapter.dart:111\nheaders.addAll(\n  options.headers.entries.map((entry) {\n    ...\n    return Header.ascii(entry.key.toLowerCase(), v);\n  }).toList(),\n);\n```\n\nOn receiving a `3xx` response, the adapter reads the `Location` header and resolves the redirect target URI:\n\n```dart\n// plugins/http2_adapter/lib/src/http2_adapter.dart:254-263\nfinal url = responseHeaders.value('location');\nfinal uri = Uri.parse(url ?? '');\nfina","public_affected_ranges":[">= 1.0.0, <= 2.7.1"]}],"null_published_at":"2026-11-01T14:34:14.105Z","source_updated_at":"2026-10-15T20:18:38.000Z","source_disclosed_at":"2026-10-15T20:18:37.000Z","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":"2026-10-31T23:14:14.588Z"},{"id":"NVI-00011937","kind":"vulnerability","title":"Dio: Cross-origin redirect leaks sensitive request headers in `dio_http2_adapter`","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-cr65-55v9-xhvv","CVE-2026-103030"],"plain_summary":"GitHub lists this reviewed advisory for dio_http2_adapter. 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-666608290718c78b242b20a17b2978e5"],"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":"CVSS","as_of":"2026-10-15T20:18:38.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-666608290718c78b242b20a17b2978e5"}],"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-666608290718c78b242b20a17b2978e5","url":"https://github.com/advisories/GHSA-cr65-55v9-xhvv","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-cr65-55v9-xhvv","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:14:14.588Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-666608290718c78b242b20a17b2978e5"],"technology":"dio_http2_adapter","known_exclusions":[],"conditions_summary":"### Summary\n\n`dio_http2_adapter` follows HTTP `Location` redirects without stripping sensitive request headers when the redirect target is a different origin. An attacker who can cause any origin server to return a cross-origin `302` redirect receives the victim's `Authorization`, `Cookie`, and `Proxy-Authorization` headers verbatim. This vulnerability has a CVSS v3.1 base score of **7.5 (High)** because `followRedirects` is enabled by default, no authentication is required to exploit it, and the confidentiality impact is high.\n\n### Details\n\nWhen `Dio` is configured to use `Http2Adapter`, the adapter's internal `_fetch` method constructs HTTP/2 request headers by unconditionally copying all entries from `options.headers`:\n\n```dart\n// plugins/http2_adapter/lib/src/http2_adapter.dart:111\nheaders.addAll(\n  options.headers.entries.map((entry) {\n    ...\n    return Header.ascii(entry.key.toLowerCase(), v);\n  }).toList(),\n);\n```\n\nOn receiving a `3xx` response, the adapter reads the `Location` header and resolves the redirect target URI:\n\n```dart\n// plugins/http2_adapter/lib/src/http2_adapter.dart:254-263\nfinal url = responseHeaders.value('location');\nfinal uri = Uri.parse(url ?? '');\nfina","public_affected_ranges":[">= 1.0.0, <= 2.7.1"]}],"null_published_at":"2026-11-01T01:03:56.616Z","source_updated_at":"2026-10-15T20:18:38.000Z","source_disclosed_at":"2026-10-15T20:18:37.000Z","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":"2026-10-31T23:14:14.588Z"}],"next_cursor":null,"snapshot_revision":"42594"}