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CVE-2026-34695 Adobe CVE debrief

CVE-2026-34695 is a Stack-based Buffer Overflow vulnerability affecting Adobe InDesign versions 21.3, 20.5.3, and earlier. This vulnerability could result in arbitrary code execution in the context of the current user. Exploitation requires user interaction, as a victim must open a malicious file.

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 potential arbitrary code execution.

Technical summary

The vulnerability, tracked as CVE-2026-34695, is a Stack-based Buffer Overflow issue in Adobe InDesign. It has a CVSS score of 7.8 and is classified as HIGH severity. The vulnerability's CVSS vector is CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Defensive priority

High

Recommended defensive actions

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

Evidence notes

CVE-2026-34695 was published on [cvePublishedAt] and modified on [cveModifiedAt]. The vulnerability affects InDesign versions 21.3, 20.5.3, and earlier.

Official resources

CVE-2026-34695 was published on 2026-06-09T18:16:40.270Z and modified on 2026-06-10T13:00:57.187Z.