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  4. CVE 2026 115452 joomla extension tassosgr privileged stored xss
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Back to active CVEs
High · CVSS 7.5CVE-2026-115452

Joomla Extension - tassos.gr - Privileged stored XSS in Advanced Custom Fields 2.8.2-2.8.15, 3.0.0-3.1.8 and Smile Pack 1.1.2-1.2.9, 2.0.0-2.1.6CVE-2026-115452

Answer in brief

CVE-2026-115452 records a High severity (CVSS 7.5) vulnerability in Joomla Extension - tassos.gr - Privileged stored XSS in Advanced Custom Fields 2.8.2-2.8.15, 3.0.0-3.1.8 and Smile Pack 1.1.2-1.2.9, 2.0.0-2.1.6. The current sources do not mark it as known exploited. The current feed maps tassos.gr/Advanced Custom Fields extension for Joomla (generic), tassos.gr/Smile Pack extension for Joomla (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 Nov 5, 2026Updated Nov 5, 2026Source checked Nov 5, 2026First seen by HOL Nov 5, 2026Material review Nov 5, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 7.5
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 7.5. 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 tassos.gr/Advanced Custom Fields extension for Joomla (generic), tassos.gr/Smile Pack extension for Joomla (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
tassos.gr/Advanced Custom Fields extension for Joomlageneric3.0.0-3.1.8 || 2.8.2-2.8.15Not reported
tassos.gr/Smile Pack extension for Joomlageneric2.0.0-2.1.6 || 1.1.2-1.2.9Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for tassos.gr/Advanced Custom Fields extension for Joomla, tassos.gr/Smile Pack extension for Joomla.
  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

    Nov 5, 2026

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

  2. Source modified

    Nov 5, 2026

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

  3. First seen by HOL

    Nov 5, 2026

Sources and claim methodology

  • Source referencetassos.gr
Upstream source description

Joomla Extension - tassos.gr - Privileged stored XSS in Advanced Custom Fields 2.8.2-2.8.15, 3.0.0-3.1.8 and Smile Pack 1.1.2-1.2.9, 2.0.0-2.1.6 - A user who could edit a Map marker label, like an article author, could add a script that ran for anyone who opened the marker.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Joomla Extension - tassos.gr - File deletion through improper access control in Advanced Custom Fields extension 2.8.13-2.8.15, 3.1.4-3.1.8 and Smile Pack 1.2.7-1.2.9, 2.1.2-2.1.6Same tassos.gr/advanced custom fields extension for joomla package
  • Joomla Extension - balbooa.com - Unauthenticated stored XSS in the "Recent Comments / Recent Reviews" widget in Gridbox < 2.20.5.0Also CWE-79
  • Joomla Extension - balbooa.com - Stored XSS in reviews via inconsistent sanitization in Gridbox < 2.20.5.0Also CWE-79

Record context

Vulnerability class
XSS
EPSS
Not reported
CWE IDs
CWE-79
Source
CVE List V5
Source checked
Nov 5, 2026
References
1 linked source
Open source record