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  4. CVE 2026 107125 xnview classic fli file heap based overflow
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Back to active CVEs
Medium · CVSS 5.3CVE-2026-107125

XnView Classic FLI File heap-based overflowCVE-2026-107125

Answer in brief

CVE-2026-107125 records a Medium severity (CVSS 5.3) vulnerability in XnView Classic FLI File heap-based overflow. The current sources do not mark it as known exploited. The current feed maps XnView/Classic (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 Oct 7, 2026Updated Oct 7, 2026Source checked Oct 7, 2026First seen by HOL Oct 7, 2026Material review Oct 7, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 5.3
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 5.3. 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 XnView/Classic (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
XnView/Classicgeneric2.52.5Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for XnView/Classic.
  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

    Oct 7, 2026

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

  2. Source modified

    Oct 7, 2026

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

  3. First seen by HOL

    Oct 7, 2026

Sources and claim methodology

  • Source referencenewsgroup.xnview.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencexnview.com
Upstream source description

A flaw has been found in XnView Classic 2.52.5. Impacted is an unknown function of the component FLI File Parser. This manipulation of the argument starting_line causes heap-based buffer overflow. Remote exploitation of the attack is possible. Upgrading to version 2.52.6 is recommended to address this issue. Upgrading the affected component is advised.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • ImageMagick: Heap Buffer Over-Write in EXR decoderAlso CWE-122
  • ImageMagick: Heap Buffer Over-Write in distributed pixel cache server will result in a crashAlso CWE-122
  • Backstage: Remote code execution via crafted markdown_extensions in TechDocs mkdocs.ymlSame generic ecosystem
  • Backstage: Configuration bypass in TechDocs mkdocs.yml sanitizationSame generic ecosystem
  • Backstage: Improper validation of TechDocs MkDocs configurationSame generic ecosystem
  • Backstage: Improper input validation in Confluence to Markdown scaffolder moduleSame generic ecosystem

Record context

Vulnerability class
Buffer Overflow
EPSS
Not reported
CWE IDs
CWE-122, CWE-119
Source
CVE List V5
Source checked
Oct 7, 2026
References
6 linked sources
Open source record