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Back to active CVEs
Critical · CVSS 9.3CVE-2026-110635

webp-converter before 3.0.0 OS Command Injection via File Names and OptionsCVE-2026-110635

Answer in brief

CVE-2026-110635 records a Critical severity (CVSS 9.3) vulnerability in webp-converter before 3.0.0 OS Command Injection via File Names and Options. The current sources do not mark it as known exploited. The current feed maps scionoftech/webp-converter (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 14, 2026Updated Oct 14, 2026Source checked Oct 14, 2026First seen by HOL Oct 14, 2026Material review Oct 14, 2026
Upstream Advisory

Key facts

Risk
Critical · CVSS 9.3
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 9.3. 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 scionoftech/webp-converter (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
scionoftech/webp-convertergeneric>=0 <3.0.03.0.0

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for scionoftech/webp-converter.
  2. 2Review the reported fix. Update scionoftech/webp-converter to 3.0.0 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Oct 14, 2026

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

  2. Source modified

    Oct 14, 2026

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

  3. First seen by HOL

    Oct 14, 2026

Sources and claim methodology

  • GitHub security advisorygithub.com
  • GitHub security advisorygithub.com
  • GitHub security advisorygithub.com
  • GitHub security advisorygithub.com
  • GitHub security advisorygithub.com
  • GitHub security advisorygithub.com
  • Source referencevulncheck.com
Upstream source description

webp-converter before 3.0.0 contains an OS command injection vulnerability in src/webpconverter.js helpers that run libwebp binaries via execFile with shell enabled. Attackers controlling file names or option strings passed to cwebp, dwebp, gwebp, or webpmux functions can inject shell metacharacters to execute OS commands as the Node.js process.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • mise permits untrusted local configuration to override default shell argumentsAlso CWE-78
  • NGINX ngx_http_js_module vulnerabilitySame generic ecosystem
  • NGINX ngx_http_js_module vulnerabilitySame generic ecosystem
  • Angular SSR: Denial of Service (DoS) via Infinite Loop on Malformed DOCTYPESame generic ecosystem
  • Angular: Denial of Service via Numeric URL Matrix Parameters in Server-Side Rendering (SSR)Same generic ecosystem
  • Angular DevTools (Local DoS)Same generic ecosystem

Record context

Vulnerability class
Command Injection
EPSS
Not reported
CWE IDs
CWE-78
Source
CVE List V5
Source checked
Oct 14, 2026
References
7 linked sources
Open source record