{"id":"CVE-2026-27238","title":"InDesign Desktop versions 20.5.2, 21.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user","summary":"InDesign Desktop versions 20.5.2, 21.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user inte…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-122","CWE-79"],"vendor":"adobe","product":"indesign","affected":["indesign < 20.5.3","indesign >= 21.0, < 21.3"],"patched":["indesign 21.3"],"published":"2026-04-14","updated":"2026-09-16","sourceUpdated":"2026-09-16T18:17:08.797","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-27238","references":[{"url":"https://helpx.adobe.com/security/products/indesign/apsb26-32.html","label":"psirt@adobe.com"},{"url":"https://helpx.adobe.com/security/products/experience-manager/apsb26-98.html","label":"psirt@adobe.com"}],"tags":["nvd","cve.org","score-dispute"],"epss":0.00337,"epssPercentile":0.24364,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-04-14T00:00:00+00:00"},"scores":{"nvd":5.4,"cna":7.8},"ingestedAt":"2026-09-08T20:10:03.219Z","slug":"CVE-2026-27238","body":"## Overview\n\nInDesign Desktop versions 20.5.2, 21.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.\n\n## Affected\n\n- `indesign < 20.5.3`\n- `indesign >= 21.0, < 21.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `indesign 21.3`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":205675,"id":"CVE-2026-27238","ts":1789585384791,"field":"cvss","old":"5.4","new":"7.8"},{"seq":205674,"id":"CVE-2026-27238","ts":1789585384791,"field":"severity","old":"medium","new":"high"}]}