CVE-2026-67287: CWE-284 Improper Access Control in joomshaper.com SP Page Builder extension for Joomla
Joomla Extension - joomshaper.com - Unauthenticated comment creation in SP Page Builder < 6.8.0 - An unauthenticated attacker can create comments on instances with disabled guest commenting by overriding the setting in question with user supplied input.
AI Analysis
Technical Summary
The SP Page Builder extension for Joomla, versions 1.0.0 through 6.7.1, contains an improper access control vulnerability (CWE-284) that permits unauthenticated attackers to create comments on instances where guest commenting is disabled. This occurs because the attacker can override the guest commenting setting with supplied input, bypassing intended restrictions. The vulnerability has a CVSS 4.0 base score of 6.3, indicating medium severity. There is no vendor advisory or patch currently available to address this issue.
Potential Impact
An unauthenticated attacker can create comments on Joomla sites using the vulnerable SP Page Builder extension even when guest commenting is disabled. This could lead to unauthorized content injection or spam but does not indicate direct code execution or data breach capabilities based on the available data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, administrators should consider disabling or restricting the use of the SP Page Builder extension or implementing additional access controls to mitigate unauthorized comment creation.
CVE-2026-67287: CWE-284 Improper Access Control in joomshaper.com SP Page Builder extension for Joomla
Description
Joomla Extension - joomshaper.com - Unauthenticated comment creation in SP Page Builder < 6.8.0 - An unauthenticated attacker can create comments on instances with disabled guest commenting by overriding the setting in question with user supplied input.
CVSS v4.0
Score 6.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The SP Page Builder extension for Joomla, versions 1.0.0 through 6.7.1, contains an improper access control vulnerability (CWE-284) that permits unauthenticated attackers to create comments on instances where guest commenting is disabled. This occurs because the attacker can override the guest commenting setting with supplied input, bypassing intended restrictions. The vulnerability has a CVSS 4.0 base score of 6.3, indicating medium severity. There is no vendor advisory or patch currently available to address this issue.
Potential Impact
An unauthenticated attacker can create comments on Joomla sites using the vulnerable SP Page Builder extension even when guest commenting is disabled. This could lead to unauthorized content injection or spam but does not indicate direct code execution or data breach capabilities based on the available data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, administrators should consider disabling or restricting the use of the SP Page Builder extension or implementing additional access controls to mitigate unauthorized comment creation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Joomla
- Date Reserved
- 2026-07-29T12:45:20.370Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7c82b6bf8831d539ab9683
Added to database: 08/12/2026, 14:27:02 UTC
Last enriched: 08/12/2026, 15:18:19 UTC
Last updated: 08/12/2026, 16:15:33 UTC
Views: 5
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