{"id":"CVE-2021-39821","aliases":["EUVD-2021-26178","GHSA-vqp5-m22r-c4f2"],"status":"published","title":"Adobe InDesign TIF File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability","description":"Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of-bounds read 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 TIF file.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.05375,"percentile":0.9277,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2021-09-29T15:36:44Z","modified":"2026-06-17T04:04:13Z","products":[{"vendor":"adobe","product":"indesign"}],"references":[{"url":"https://helpx.adobe.com/security/products/indesign/apsb21-73.html","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39821"},{"url":"https://github.com/advisories/GHSA-vqp5-m22r-c4f2"}],"sources":{"cve":[{"id":"CVE-2021-39821","title":"Adobe InDesign TIF File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability","description":"Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of-bounds read 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 TIF file.","status":"published","published":"2021-09-29T15:36:44.699Z","modified":"2025-04-23T19:26:46.894Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:33:09.540052Z"}],"euvd":[{"id":"EUVD-2021-26178","description":"Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of-bounds read 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 TIF file.","status":"published","published":"2021-09-29T15:36:44Z","modified":"2025-04-23T19:26:46Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:06.372143Z"}],"ghsa":[{"id":"GHSA-vqp5-m22r-c4f2","title":"Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of...","description":"Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of-bounds write 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 TIF file.","status":"published","published":"2022-05-24T19:16:07Z","modified":"2023-01-30T05:02:31Z","cwes":["CWE-125"],"updated_at":"2026-11-02T14:46:39.405598Z"}],"nvd":[{"id":"CVE-2021-39821","description":"Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) are affected by an out-of-bounds read 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 TIF file.","status":"published","published":"2021-09-29T16:15:08.04Z","modified":"2026-06-17T04:04:13.88Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:06:59.314106Z"}]}}