{"items":[{"id":"NVI-00012033","kind":"vulnerability","title":"Coraza JSON body processor: argument-limit truncation reopens an unbounded-depth gjson.Valid stack overflow (process crash)","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-6gcq-wc29-5xf2","CVE-2026-107826"],"plain_summary":"GitHub lists this reviewed advisory for github.com/corazawaf/coraza/v3. 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-0dcbc3d62e9a7037492fd57554dc714b"],"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":"2026-10-09T17:33:55.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-9019fd4f410a93acdb2ec6bfbbe4f6eb"},{"kind":"CVSS","as_of":"2026-10-16T17:16:41.300Z","value":"7.5 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3474fc425b9a39a7e6e22c35c6262d19"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.461%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.39999. Missing scores are unknown.","source_id":"sr-0dcbc3d62e9a7037492fd57554dc714b"}],"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-9019fd4f410a93acdb2ec6bfbbe4f6eb","url":"https://github.com/advisories/GHSA-6gcq-wc29-5xf2","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-6gcq-wc29-5xf2","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"},{"id":"sr-3474fc425b9a39a7e6e22c35c6262d19","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107826","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-107826","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:29.490Z"},{"id":"sr-0dcbc3d62e9a7037492fd57554dc714b","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-2026-107826","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.774Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-9019fd4f410a93acdb2ec6bfbbe4f6eb"],"technology":"github.com/corazawaf/coraza/v3","known_exclusions":[],"conditions_summary":"### Summary\n\nThe JSON body processor (`internal/bodyprocessors/json.go`) can be made to\ncrash the whole process with an unrecoverable `fatal error: stack overflow`,\nusing a request body that is well under the recommended `SecRequestBodyLimit`\nand the default `SecArgumentsLimit`.\n\n### Root cause\n\n`readJSON` (json.go:113-143) runs a bounded, best-effort flattening walk\n(`readItems`) and *afterwards* calls `gjson.Valid(s)` on the raw body if\n`readItems` returned no error:\n\n```go\njson := gjson.Parse(s)\n...\ntruncated, err = readItems(json, key, maxRecursion, argumentLimit, byteBudget, &usedBytes, &argCount, res)\nif err != nil {\n    return res, truncated, err\n}\nif !gjson.Valid(s) {\n    return res, truncated, errors.New(\"invalid JSON\")\n}\n```\n\n`gjson.Valid` (gjson v1.18.0, `validany` -> `validarray`/`validobject`) recurses\nonce per nesting level with **no depth bound**. `readItems` does have a depth\nbound (`maxRecursion`), enforced here (json.go:163-182):\n\n```go\nfunc readItems(json gjson.Result, objKey []byte, maxRecursion int, argumentLimit int, byteBudget int, usedBytes *int, argCount *int, res map[string][]string) (truncated bool, err error) {\n    if byteBudget > 0 && *usedBytes >= byte","public_affected_ranges":[">= 3.0.0, < 3.8.1"]}],"null_published_at":"2026-11-06T00:29:57.252Z","source_updated_at":"2026-10-09T17:33:55.000Z","source_disclosed_at":"2026-10-08T17:45:46.000Z","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":"2026-11-01T00:58:23.763Z"},{"id":"NVI-00012033","kind":"vulnerability","title":"Coraza JSON body processor: argument-limit truncation reopens an unbounded-depth gjson.Valid stack overflow (process crash)","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-6gcq-wc29-5xf2","CVE-2026-107826"],"plain_summary":"GitHub lists this reviewed advisory for github.com/corazawaf/coraza/v3. 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-8b97d23606f9f61d00e01a46a33b0c76"],"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":"2026-10-09T17:33:55.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-9019fd4f410a93acdb2ec6bfbbe4f6eb"},{"kind":"CVSS","as_of":"2026-10-16T17:16:41.300Z","value":"7.5 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3474fc425b9a39a7e6e22c35c6262d19"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.461%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.39971. Missing scores are unknown.","source_id":"sr-8b97d23606f9f61d00e01a46a33b0c76"}],"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-9019fd4f410a93acdb2ec6bfbbe4f6eb","url":"https://github.com/advisories/GHSA-6gcq-wc29-5xf2","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-6gcq-wc29-5xf2","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"},{"id":"sr-3474fc425b9a39a7e6e22c35c6262d19","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107826","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-107826","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:29.490Z"},{"id":"sr-8b97d23606f9f61d00e01a46a33b0c76","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-2026-107826","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.065Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-9019fd4f410a93acdb2ec6bfbbe4f6eb"],"technology":"github.com/corazawaf/coraza/v3","known_exclusions":[],"conditions_summary":"### Summary\n\nThe JSON body processor (`internal/bodyprocessors/json.go`) can be made to\ncrash the whole process with an unrecoverable `fatal error: stack overflow`,\nusing a request body that is well under the recommended `SecRequestBodyLimit`\nand the default `SecArgumentsLimit`.\n\n### Root cause\n\n`readJSON` (json.go:113-143) runs a bounded, best-effort flattening walk\n(`readItems`) and *afterwards* calls `gjson.Valid(s)` on the raw body if\n`readItems` returned no error:\n\n```go\njson := gjson.Parse(s)\n...\ntruncated, err = readItems(json, key, maxRecursion, argumentLimit, byteBudget, &usedBytes, &argCount, res)\nif err != nil {\n    return res, truncated, err\n}\nif !gjson.Valid(s) {\n    return res, truncated, errors.New(\"invalid JSON\")\n}\n```\n\n`gjson.Valid` (gjson v1.18.0, `validany` -> `validarray`/`validobject`) recurses\nonce per nesting level with **no depth bound**. `readItems` does have a depth\nbound (`maxRecursion`), enforced here (json.go:163-182):\n\n```go\nfunc readItems(json gjson.Result, objKey []byte, maxRecursion int, argumentLimit int, byteBudget int, usedBytes *int, argCount *int, res map[string][]string) (truncated bool, err error) {\n    if byteBudget > 0 && *usedBytes >= byte","public_affected_ranges":[">= 3.0.0, < 3.8.1"]}],"null_published_at":"2026-11-04T02:53:12.380Z","source_updated_at":"2026-10-09T17:33:55.000Z","source_disclosed_at":"2026-10-08T17:45:46.000Z","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":"2026-11-01T00:58:23.763Z"},{"id":"NVI-00012033","kind":"vulnerability","title":"Coraza JSON body processor: argument-limit truncation reopens an unbounded-depth gjson.Valid stack overflow (process crash)","revision":2,"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-6gcq-wc29-5xf2","CVE-2026-107826"],"plain_summary":"GitHub lists this reviewed advisory for github.com/corazawaf/coraza/v3. 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-3474fc425b9a39a7e6e22c35c6262d19"],"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":"2026-10-09T17:33:55.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-9019fd4f410a93acdb2ec6bfbbe4f6eb"},{"kind":"CVSS","as_of":"2026-10-16T17:16:41.300Z","value":"7.5 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-3474fc425b9a39a7e6e22c35c6262d19"}],"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-9019fd4f410a93acdb2ec6bfbbe4f6eb","url":"https://github.com/advisories/GHSA-6gcq-wc29-5xf2","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-6gcq-wc29-5xf2","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"},{"id":"sr-3474fc425b9a39a7e6e22c35c6262d19","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107826","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-107826","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:29.490Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-9019fd4f410a93acdb2ec6bfbbe4f6eb"],"technology":"github.com/corazawaf/coraza/v3","known_exclusions":[],"conditions_summary":"### Summary\n\nThe JSON body processor (`internal/bodyprocessors/json.go`) can be made to\ncrash the whole process with an unrecoverable `fatal error: stack overflow`,\nusing a request body that is well under the recommended `SecRequestBodyLimit`\nand the default `SecArgumentsLimit`.\n\n### Root cause\n\n`readJSON` (json.go:113-143) runs a bounded, best-effort flattening walk\n(`readItems`) and *afterwards* calls `gjson.Valid(s)` on the raw body if\n`readItems` returned no error:\n\n```go\njson := gjson.Parse(s)\n...\ntruncated, err = readItems(json, key, maxRecursion, argumentLimit, byteBudget, &usedBytes, &argCount, res)\nif err != nil {\n    return res, truncated, err\n}\nif !gjson.Valid(s) {\n    return res, truncated, errors.New(\"invalid JSON\")\n}\n```\n\n`gjson.Valid` (gjson v1.18.0, `validany` -> `validarray`/`validobject`) recurses\nonce per nesting level with **no depth bound**. `readItems` does have a depth\nbound (`maxRecursion`), enforced here (json.go:163-182):\n\n```go\nfunc readItems(json gjson.Result, objKey []byte, maxRecursion int, argumentLimit int, byteBudget int, usedBytes *int, argCount *int, res map[string][]string) (truncated bool, err error) {\n    if byteBudget > 0 && *usedBytes >= byte","public_affected_ranges":[">= 3.0.0, < 3.8.1"]}],"null_published_at":"2026-11-03T10:03:31.393Z","source_updated_at":"2026-10-09T17:33:55.000Z","source_disclosed_at":"2026-10-08T17:45:46.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-01T00:58:23.763Z"},{"id":"NVI-00012033","kind":"vulnerability","title":"Coraza JSON body processor: argument-limit truncation reopens an unbounded-depth gjson.Valid stack overflow (process crash)","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-6gcq-wc29-5xf2","CVE-2026-107826"],"plain_summary":"GitHub lists this reviewed advisory for github.com/corazawaf/coraza/v3. 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-9019fd4f410a93acdb2ec6bfbbe4f6eb"],"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":"2026-10-09T17:33:55.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-9019fd4f410a93acdb2ec6bfbbe4f6eb"}],"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-9019fd4f410a93acdb2ec6bfbbe4f6eb","url":"https://github.com/advisories/GHSA-6gcq-wc29-5xf2","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-6gcq-wc29-5xf2","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:23.763Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-9019fd4f410a93acdb2ec6bfbbe4f6eb"],"technology":"github.com/corazawaf/coraza/v3","known_exclusions":[],"conditions_summary":"### Summary\n\nThe JSON body processor (`internal/bodyprocessors/json.go`) can be made to\ncrash the whole process with an unrecoverable `fatal error: stack overflow`,\nusing a request body that is well under the recommended `SecRequestBodyLimit`\nand the default `SecArgumentsLimit`.\n\n### Root cause\n\n`readJSON` (json.go:113-143) runs a bounded, best-effort flattening walk\n(`readItems`) and *afterwards* calls `gjson.Valid(s)` on the raw body if\n`readItems` returned no error:\n\n```go\njson := gjson.Parse(s)\n...\ntruncated, err = readItems(json, key, maxRecursion, argumentLimit, byteBudget, &usedBytes, &argCount, res)\nif err != nil {\n    return res, truncated, err\n}\nif !gjson.Valid(s) {\n    return res, truncated, errors.New(\"invalid JSON\")\n}\n```\n\n`gjson.Valid` (gjson v1.18.0, `validany` -> `validarray`/`validobject`) recurses\nonce per nesting level with **no depth bound**. `readItems` does have a depth\nbound (`maxRecursion`), enforced here (json.go:163-182):\n\n```go\nfunc readItems(json gjson.Result, objKey []byte, maxRecursion int, argumentLimit int, byteBudget int, usedBytes *int, argCount *int, res map[string][]string) (truncated bool, err error) {\n    if byteBudget > 0 && *usedBytes >= byte","public_affected_ranges":[">= 3.0.0, < 3.8.1"]}],"null_published_at":"2026-11-01T01:03:56.623Z","source_updated_at":"2026-10-09T17:33:55.000Z","source_disclosed_at":"2026-10-08T17:45:46.000Z","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":"2026-11-01T00:58:23.763Z"}],"next_cursor":null,"snapshot_revision":"42594"}