{"id":"CVE-2026-81546","aliases":["EUVD-2026-81313","GHSA-fq87-2rvp-5478"],"status":"published","title":"The Affinity by Canva application before 3.3.0 (September 2026 release) did not perform adequate...","description":"The Affinity by Canva application before 3.3.0 (September 2026 release) did not perform adequate bounds checking when parsing Affinity document files leading to a stack-based buffer overflow. A threat actor could craft a Affinity document that when opened by a user in Affinity could result in arbitrary code execution.","severity":{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00147,"percentile":0.03997,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-09-17T01:39:59Z","modified":"2026-09-18T17:49:08Z","products":[{"vendor":"canva","product":"affinity"}],"references":[{"url":"https://trust.canva.com?tcuUid=43596908-8a36-4a18-b2e7-5c99b67ab38a"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-81546"},{"url":"https://github.com/advisories/GHSA-fq87-2rvp-5478"}],"sources":{"cve":[{"id":"CVE-2026-81546","description":"The Affinity by Canva application before 3.3.0 (September 2026 release) did not perform adequate bounds checking when parsing Affinity document files leading to a stack-based buffer overflow. A threat actor could craft a Affinity document that when opened by a user in Affinity could result in arbitrary code execution.","status":"published","published":"2026-09-17T01:39:59.447Z","modified":"2026-09-17T13:02:52.427Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T13:36:29.327819Z"}],"euvd":[{"id":"EUVD-2026-81313","description":"The Affinity by Canva application before 3.3.0 (September 2026 release) did not perform adequate bounds checking when parsing Affinity document files leading to a stack-based buffer overflow. A threat actor could craft a Affinity document that when opened by a user in Affinity could result in arbitrary code execution.","status":"published","published":"2026-09-17T01:39:59Z","modified":"2026-09-17T13:02:52Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T17:28:12.719968Z"}],"ghsa":[{"id":"GHSA-fq87-2rvp-5478","title":"The Affinity by Canva application before 3.3.0 (September 2026 release) did not perform adequate...","description":"The Affinity by Canva application before 3.3.0 (September 2026 release) did not perform adequate bounds checking when parsing Affinity document files leading to a stack-based buffer overflow. A threat actor could craft a Affinity document that when opened by a user in Affinity could result in arbitrary code execution.","status":"published","published":"2026-09-17T03:34:22Z","modified":"2026-09-17T03:34:28Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:12:03.458644Z"}],"nvd":[{"id":"CVE-2026-81546","description":"The Affinity by Canva application before 3.3.0 (September 2026 release) did not perform adequate bounds checking when parsing Affinity document files leading to a stack-based buffer overflow. A threat actor could craft a Affinity document that when opened by a user in Affinity could result in arbitrary code execution.","status":"published","published":"2026-09-17T02:16:27.537Z","modified":"2026-09-18T17:49:08.457Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:49.013904Z"}]}}