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  4. CVE 2026 78302 joomla extension joomshapercom unauthenticated
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Back to active CVEs
High · CVSS 8.6CVE-2026-78302

Joomla Extension - joomshaper.com - Unauthenticated Cross-Site Scripting (XSS) via Unescaped Output in Views and Admin Lists in SP Property < 4.1.4CVE-2026-78302

Answer in brief

CVE-2026-78302 records a High severity (CVSS 8.6) vulnerability in Joomla Extension - joomshaper.com - Unauthenticated Cross-Site Scripting (XSS) via Unescaped Output in Views and Admin Lists in SP Property < 4.1.4. The current sources do not mark it as known exploited. The current feed maps joomshaper.com/SP Property 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 Sep 10, 2026Updated Sep 11, 2026Source checked Oct 25, 2026First seen by HOL Sep 10, 2026Material review Sep 11, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.6
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 8.6. 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 joomshaper.com/SP Property extension for Joomla (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
joomshaper.com/SP Property extension for Joomlageneric1.0.0-4.1.3Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for joomshaper.com/SP Property 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

    Sep 10, 2026

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

  2. Source modified

    Sep 11, 2026

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

  3. First seen by HOL

    Sep 10, 2026

Sources and claim methodology

  • Source referencejoomshaper.com
Upstream source description

Joomla Extension - joomshaper.com - Unauthenticated Stored Cross-Site Scripting (XSS) via Unescaped Output in Views and Admin Lists in SP Property < 4.1.4 - Multiple template files across frontend views and administrator list tables rendered attributes and text values directly into HTML without contextual escaping.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • SiYuan 2.9.0 before 3.8.7 XSS via check-auth to ParameterAlso CWE-79
  • SiYuan 2.10.0 before 3.8.7 Stored XSS via KaTeX \href in Math BlocksAlso CWE-79
  • YesWiki before 4.7.0 Stored XSS via ImageField SVG UploadAlso CWE-79
  • YesWiki before 4.7.0 Stored XSS via filtertags Action ParametersAlso CWE-79
  • YesWiki 4.2.0 before 4.7.0 Stored XSS via Comment Raw-HTML SyntaxAlso CWE-79

Record context

Vulnerability class
XSS
EPSS
Not reported
CWE IDs
CWE-79
Source
CVE List V5
Source checked
Oct 25, 2026
References
1 linked source
Open source record