{"id":"CVE-2026-100121","aliases":["EUVD-2026-100729","GHSA-8c73-x8vv-v693"],"status":"published","title":"CAI Content Credentials | Improper Certificate Validation (CWE-295)","description":"CAI Content Credentials is affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue does not require user interaction.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00293,"percentile":0.22125,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2026-10-13T21:27:31Z","modified":"2026-10-28T02:31:10Z","products":[{"vendor":"adobe","product":"c2pa"},{"vendor":"adobe","product":"c2pa tool"},{"vendor":"adobe","product":"c2pa-web"},{"vendor":"adobe","product":"c2patool"},{"vendor":"adobe","product":"content credentials js sdk"},{"vendor":"adobe","product":"content credentials rust sdk"}],"references":[{"url":"https://www.adobe.com/trust/security/products/content-credentials-sdk/apsb26-163.html","tags":["vendor-advisory","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-100121","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-8c73-x8vv-v693"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/100xxx/CVE-2026-100121.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-100121","title":"CAI Content Credentials | Improper Certificate Validation (CWE-295)","description":"CAI Content Credentials is affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. 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Exploitation of this issue does not require user interaction.","status":"published","published":"2026-10-13T21:27:31Z","modified":"2026-10-15T15:10:40Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T17:00:13.808912Z"}],"ghsa":[{"id":"GHSA-8c73-x8vv-v693","title":"CAI Content Credentials is affected by an Improper Certificate Validation vulnerability that...","description":"CAI Content Credentials is affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue does not require user interaction.","status":"published","published":"2026-10-14T00:31:43Z","modified":"2026-10-14T00:31:53Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T15:13:22.12395Z"}],"nvd":[{"id":"CVE-2026-100121","description":"CAI Content Credentials is affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue does not require user interaction.","status":"published","published":"2026-10-13T22:17:11.3Z","modified":"2026-10-15T18:42:31.587Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:12:58.630796Z"}],"osv":[{"id":"CVE-2026-100121","title":"CAI Content Credentials | Improper Certificate Validation (CWE-295)","description":"CAI Content Credentials is affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue does not require user interaction.","status":"published","published":"2026-10-13T21:27:31.805Z","modified":"2026-10-28T02:31:10.537276446Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T15:44:53.490346Z"}]}}