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CVE-2026-34697 Adobe CVE debrief

CVE-2026-34697 is a Stack-based Buffer Overflow vulnerability affecting Adobe InDesign versions 21.3, 20.5.3, and earlier. The vulnerability could result in arbitrary code execution in the context of the current user. User interaction is required, as a victim must open a malicious file. The CVSS score for this vulnerability is 7.8, with a severity rating of HIGH.

Vendor
Adobe
Product
InDesign Desktop
CVSS
HIGH 7.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-09
Original CVE updated
2026-06-10
Advisory published
2026-06-09
Advisory updated
2026-06-10

Who should care

Users of Adobe InDesign versions 21.3, 20.5.3, and earlier should apply patches or mitigations to prevent exploitation of this vulnerability.

Technical summary

The vulnerability is caused by a Stack-based Buffer Overflow in Adobe InDesign. This could allow an attacker to execute arbitrary code in the context of the current user if the user opens a malicious file.

Defensive priority

HIGH

Recommended defensive actions

  • Apply patches or updates provided by Adobe to vulnerable versions of InDesign.
  • Exercise caution when opening files from untrusted sources.

Evidence notes

CVE-2026-34697 was published on [cvePublishedAt] and modified on [cveModifiedAt]. The vulnerability affects Adobe InDesign versions 21.3, 20.5.3, and earlier.

Official resources

CVE-2026-34697 was published on 2026-06-09T18:16:40.790Z and modified on 2026-06-10T13:01:09.440Z.