High severity7.8NVD Advisory· Published Jan 13, 2026· Updated Jun 17, 2026
CVE-2026-21277
CVE-2026-21277
Description
InDesign Desktop versions 21.0, 19.5.5 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.
Affected products
3- Range: <=21.0, <=19.5.5
0+ 1 more
- (no CPE)range: 0
- cpe:2.3:a:adobe:indesign:*:*:*:*:*:*:*:*range: <20.5.1
Patches
Vulnerability mechanics
References
1- helpx.adobe.com/security/products/indesign/apsb26-02.htmlnvdVendor Advisory
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