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Back to active CVEs
Medium · CVSS 5.5CVE-2026-34663

Illustrator | Out-of-bounds Read (CWE-125)CVE-2026-34663

Answer in brief

CVE-2026-34663 records a Medium severity (CVSS 5.5) vulnerability in Illustrator | Out-of-bounds Read (CWE-125). The current sources do not mark it as known exploited. The current feed maps Adobe/Illustrator Desktop 2025 (generic), Adobe/Illustrator Desktop 2025 (generic), Adobe/Illustrator Desktop 2026 (generic), Adobe/Illustrator Desktop 2026 (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published May 12, 2026Updated Aug 28, 2026Source checked Oct 11, 2026First seen by HOL Aug 27, 2026Material review Aug 28, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 5.5
Exploitation
Not marked as known exploited
Affected software
7 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 5.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Adobe/Illustrator Desktop 2025 (generic), Adobe/Illustrator Desktop 2025 (generic), Adobe/Illustrator Desktop 2026 (generic), Adobe/Illustrator Desktop 2026 (generic). Check affected ranges and fixed versions before updating.

Affected products and reported versions
ProductAffected versionsFixed versions
cpe:2.3:a:adobe:illustrator:*:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*Not reportedNot reported
Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Adobe/Illustrator Desktop 2025generic0Not reported
Adobe/Illustrator Desktop 2025generic>=0 <=29.8.6Not reported
Adobe/Illustrator Desktop 2026generic0Not reported
Adobe/Illustrator Desktop 2026generic>=0 <=30.3Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Adobe/Illustrator Desktop 2025, Adobe/Illustrator Desktop 2025, Adobe/Illustrator Desktop 2026.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    May 12, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Aug 28, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Aug 27, 2026

Sources and claim methodology

  • Source referencehelpx.adobe.com
Upstream source description

Illustrator versions 29.8.6, 30.3 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Out-of-bounds read when the zbus proxy agent IPC backend logs a rejected peer frame's channel nameAlso CWE-125
  • Out-of-bounds read in IPv6 route forwarding when the nexthop neighbor has no link-layer addressAlso CWE-125
  • Channel tokens and organization API key exposed in API responsesSame generic ecosystem
  • zhayujie CowAgent Web Console upload read denial of serviceSame generic ecosystem
  • zhayujie CowAgent Media Download memory allocationSame generic ecosystem
  • erzhongxmu Jeewms Autocomplete Data JeecgFormDemoController.java getTreeData sql injectionSame generic ecosystem

Record context

Vulnerability class
Buffer Overflow
EPSS
Not reported
CWE IDs
CWE-125
Source
CVE List V5
Source checked
Oct 11, 2026
References
1 linked source
Open source record