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  4. CVE 2026 105124 w wcms through 3180 unauthenticated stored xss
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Back to active CVEs
Medium · CVSS 5.3CVE-2026-105124

W (wcms) through 3.18.0 Unauthenticated Stored XSS via Login Username and Comments

Answer in brief

CVE-2026-105124 records a Medium severity (CVSS 5.3) vulnerability in W (wcms) through 3.18.0 Unauthenticated Stored XSS via Login Username and Comments. The current sources do not mark it as known exploited. The current feed maps vincent-peugnet/wcms (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 3, 2026Updated Oct 3, 2026Source checked Oct 4, 2026First seen by HOL Oct 3, 2026Material review Oct 3, 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 vincent-peugnet/wcms (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
vincent-peugnet/wcmsgeneric>=0 <=3.18.0Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for vincent-peugnet/wcms.
  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 3, 2026

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

  2. Source modified

    Oct 3, 2026

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

  3. First seen by HOL

    Oct 3, 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
  • Source referencevulncheck.com
Upstream source description

W (vincent-peugnet/wcms) through 3.18.0 contains a stored cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts via the login user field and visitor comment website field. Attackers can submit failed logins rendered unescaped in the adminlog.php log viewer, or comment URLs echoed into href attributes in editrightbar.php, executing script with administrator or editor privileges.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • W (wcms) through 3.18.0 RCE and Arbitrary File Write via Media Upload APISame vincent-peugnet/wcms package
  • WordPress Unlimited Elements For Elementor (Free Widgets, Addons, Templates) plugin <= 2.0.20 - Cross Site Scripting (XSS) vulnerabilityAlso CWE-79
  • WPC Estimated Delivery Date for WooCommerce <= 4.0.1 - Reflected Cross-Site Scripting via 'rule_data' ParameterAlso CWE-79
  • OpenAM before 16.1.3 Reflected XSS via OAuth2 Authorization Error PageAlso CWE-79
  • OpenAM before 16.1.3 Latent XSS in SAML Load-Balancer Cookie Bounce PageAlso CWE-79
  • Twenty20 Image Before-After <= 2.0.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'offset' Shortcode AttributeAlso CWE-79

Record context

Vulnerability class
XSS
EPSS
Not reported
CWE IDs
CWE-79
Source
CVE List V5
Source checked
Oct 4, 2026
References
6 linked sources
Open source record