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  4. CVE 2026 78303 joomla extension joomshapercom unvalidated email
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Back to active CVEs
Medium · CVSS 6.9CVE-2026-78303

Joomla Extension - joomshaper.com - Unvalidated Email Destination & Form Manipulation in Booking Requests in SP Property < 4.1.4CVE-2026-78303

Answer in brief

CVE-2026-78303 records a Medium severity (CVSS 6.9) vulnerability in Joomla Extension - joomshaper.com - Unvalidated Email Destination & Form Manipulation in Booking Requests 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
Medium · CVSS 6.9
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 6.9. 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 - Unvalidated Email Destination & Form Manipulation in Booking Requests in SP Property < 4.1.4 - Booking inquiries previously relied on client-submitted hidden fields for recipient routing, allowing potential email manipulation.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-201
Source
CVE List V5
Source checked
Oct 25, 2026
References
1 linked source
Open source record