High severity7.8NVD Advisory· Published Oct 15, 2021· Updated Jun 17, 2026
CVE-2021-40731
CVE-2021-40731
Description
Adobe Acrobat Reader DC version 21.007.20095 (and earlier), 21.007.20096 (and earlier), 20.004.30015 (and earlier), and 17.011.30202 (and earlier) is affected by an out-of-bounds write vulnerability when parsing a crafted JPEG2000 file, which 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.
Affected products
2- Range: <=21.007.20095, <=21.007.20096, <=20.004.30015, <=17.011.30202
- Range: unspecified
Patches
Vulnerability mechanics
References
1- helpx.adobe.com/security/products/acrobat/apsb21-104.htmlnvdRelease NotesVendor Advisory
News mentions
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