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TI-2026-26931 Aliases CVE-2026-34687GHSA-qc2r-fgrp-q967

Illustrator | Heap-based Buffer Overflow (CWE-122)

Priority LOW 35CWE-122Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-122 and the CVSS impact.

Summary

Illustrator versions 29.8.6, 30.3 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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00209 11th percentileScored 2026-11-07
Fix Fixed Illustrator Desktop 2026 (Adobe): 30.4Illustrator Desktop 2025 (Adobe): 29.8.7

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AdobeIllustrator Desktop 2026up to 30.330.4Patch availableCNA
AdobeIllustrator Desktop 2025up to 29.8.629.8.7Patch availableCNA
  • Illustrator Desktop 2026 VendorAdobe Affected up to 30.3 Fixed in 30.4 Patch available CNA
  • Illustrator Desktop 2025 VendorAdobe Affected up to 29.8.6 Fixed in 29.8.7 Patch available CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:adobe:illustrator:*:*:*:*:*:*:*:*29.0 to before 29.8.7; 30.0 to before 30.4VulnerableAdobe
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*not specified by NVDRunning onApple
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:adobe:illustrator:*:*:*:*:*:*:*:* Versions 29.0 to before 29.8.7; 30.0 to before 30.4 Vulnerable ·Adobe
  • cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

  • Fix · CNA Illustrator Desktop 2026 (Adobe) Fixed in 30.4
  • Fix · CNA Illustrator Desktop 2025 (Adobe) Fixed in 29.8.7

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Adobe Illustrator Desktop 2025, Illustrator Desktop 2026 — helpx.adobe.com/security/products/illustrator/apsb26-51.html

    4 records Highest priority Priority LOW 4 LOW

    Other records, highest priority first

    • TI-2026-26905 Illustrator | Out-of-bounds Write (CWE-787)Priority LOW 35
    • TI-2026-26907 Illustrator | Out-of-bounds Read (CWE-125)Priority LOW 24
    • TI-2026-26906 Illustrator | NULL Pointer Dereference (CWE-476)Priority LOW 24
    Show all 4 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-34687
  2. 2026-10-03 Alias added: GHSA-qc2r-fgrp-q967

References

Advisory 1

  • TI-2009-03980 Buffer overflow in Adobe Illustrator CS4 14.0.0, CS3 13.0.3 and earlier, and CS3 13.0.0… CVSS 2.0HIGH 9.3
  • TI-2007-02283 Buffer overflow in Adobe Photoshop CS2 and CS3, Photoshop Elements 5.0, Illustrator CS3… CVSS 2.0HIGH 9.3
  • TI-2007-02162 Multiple buffer overflows in Adobe Photoshop CS2 and CS3, Illustrator CS3, and GoLive 9… CVSS 2.0HIGH 9.3
  • TI-2012-00719 Adobe Illustrator before CS6 allows attackers to execute arbitrary code or cause a denial… CVSS 2.0HIGH 10.0
  • TI-2010-03013 Untrusted search path vulnerability in Adobe Illustrator CS4 14.0.0, CS5 15.0.1 and… CVSS 2.0HIGH 9.3
  • TI-2009-03749 Buffer overflow in Adobe Illustrator CS3 13.0.3 and earlier and Illustrator CS4 14.0.0… CVSS 2.0HIGH 10.0
See all 181 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences