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CVE-2026-34662 Adobe CVE debrief

CVE-2026-34662 is a NULL Pointer Dereference vulnerability affecting Adobe Illustrator versions 29.8.6, 30.3, and earlier. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. This issue requires user interaction, as a victim must open a malicious file. The vulnerability has a CVSS score of 5.5 and a severity rating of MEDIUM. Adobe has released a vendor advisory for mitigation.

Vendor
Adobe
Product
Illustrator
CVSS
MEDIUM 5.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-05-12
Original CVE updated
2026-08-28
Advisory published
2026-05-12
Advisory updated
2026-08-28

Who should care

Security teams and administrators responsible for managing Adobe Illustrator installations should be aware of this vulnerability. Users of affected versions should update to the latest version to prevent potential exploitation. This vulnerability requires user interaction, but its MEDIUM severity rating indicates that it could still pose a risk to organizations.

Technical summary

CVE-2026-34662 is a NULL Pointer Dereference vulnerability in Adobe Illustrator. The vulnerability affects versions 29.8.6, 30.3, and earlier. It requires user interaction to exploit, as a victim must open a malicious file. Successful exploitation could lead to an application denial-of-service. The vulnerability's CVSS vector is CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H, indicating a local attack vector with low attack complexity and no privileges required.

Defensive priority

Apply updates: Ensure Adobe Illustrator is updated to a version beyond 29.8.6 and 30.3. Implement user education: Inform users about the risks of opening malicious files.

Recommended defensive actions

  • Apply updates to Adobe Illustrator to a version beyond 29.8.6 and 30.3.
  • Implement user education about the risks of opening malicious files.
  • Monitor for suspicious file openings and system crashes.
  • Review and update incident response plans to include denial-of-service scenarios.
  • Conduct regular vulnerability assessments to identify affected systems.

Evidence notes

The CVE-2026-34662 vulnerability is documented in the official CVE record and NVD detail pages. Adobe has released a vendor advisory for mitigation. The vulnerability has a CVSS score of 5.5 and a severity rating of MEDIUM. The CWE-476 weakness is associated with this vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-34662 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-34662

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-34662 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-34662

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.