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  4. CVE 2026 21349 lightroom desktop out of bounds write cwe 787
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Back to active CVEs
High · CVSS 7.8CVE-2026-21349

Lightroom Desktop | Out-of-bounds Write (CWE-787)CVE-2026-21349

Answer in brief

CVE-2026-21349 records a High severity (CVSS 7.8) vulnerability in Lightroom Desktop | Out-of-bounds Write (CWE-787). The current sources do not mark it as known exploited. The current feed maps Adobe/Lightroom Desktop (generic), Adobe/Lightroom Desktop (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 Feb 10, 2026Updated Aug 28, 2026Source checked Oct 11, 2026First seen by HOL Aug 27, 2026Material review Aug 28, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 7.8
Exploitation
Not marked as known exploited
Affected software
3 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 7.8. 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/Lightroom Desktop (generic), Adobe/Lightroom Desktop (generic). Check affected ranges and fixed versions before updating.

Affected products and reported versions
ProductAffected versionsFixed versions
cpe:2.3:a:adobe:lightroom:*:*:*:*:classic:*:*:*Not reportedNot reported
Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Adobe/Lightroom Desktopgeneric>=0 <=15.1Not reported
Adobe/Lightroom Desktopgeneric0Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Adobe/Lightroom Desktop, Adobe/Lightroom Desktop.
  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

    Feb 10, 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

Lightroom Desktop versions 15.1 and earlier are affected by an out-of-bounds write 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.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Stack out-of-bounds write in the Goodix GT911 touch controller driver from an unvalidated device-reported touch point countAlso CWE-787
  • Unbounded variable-length array in fuel gauge syscall verifiers allows kernel stack overflow from user modeAlso CWE-787
  • Out-of-bounds write in the NXP MCUX TRNG entropy driver for non-word-multiple request lengthsAlso CWE-787
  • 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

Record context

Vulnerability class
Memory Corruption
EPSS
Not reported
CWE IDs
CWE-787
Source
CVE List V5
Source checked
Oct 11, 2026
References
1 linked source
Open source record