CVE-2026-102802 regularlabs.com CVE debrief

Who should care

Defenders responsible for Joomla installations, particularly those using the Sourcerer and Articles Anywhere extensions, should assess their exposure and prioritize patching or mitigation.

Why it matters

Defenders should care about CVE-2026-102802 because it involves a PHP code injection vulnerability in the Joomla Extension Sourcerer when used with Articles Anywhere, potentially allowing attackers to execute arbitrary code and elevate privileges. The exact creator and last-editor rule varies by release, and the gap in authority can lead to security consequences. Verification of affected versions, exposure assessment, and patching or mitigation are crucial.

• Potential for PHP code injection, allowing attackers to execute arbitrary code
• Elevation of privileges due to incorrect authority evaluation
• Possible impact on data integrity and confidentiality
• Need for verification of affected versions and exposure

Technical summary

The vulnerability exists in the Sourcerer extension for Joomla, specifically when used with Articles Anywhere. The issue arises from the way Articles Anywhere processes inclusions before Sourcerer, allowing code evaluation under the wrong authority. This gap in authority can lead to PHP code injection. Defenders should verify the versions of Sourcerer and Articles Anywhere extensions in use, assess the exposure of Joomla installations, and apply patches or mitigations as available. The CVE record and NVD entry provide details on the vulnerability, including its CVSS score and weaknesses.

Defensive priority

Defenders should prioritize verifying the versions of Sourcerer and Articles Anywhere extensions in use, assessing the exposure of Joomla installations, and applying patches or mitigations as available.

Recommended defensive actions

• Verify the versions of Sourcerer and Articles Anywhere extensions in use
• Assess the exposure of Joomla installations
• Apply patches or mitigations as available
• Monitor for potential exploitation attempts
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, including its CVSS score and weaknesses. However, the exact versions of Joomla, Sourcerer, and Articles Anywhere affected are not specified, requiring further verification.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.