CVE-2026-82380 Apache Software Foundation CVE debrief

Who should care

Administrators and users of Apache Roller 6.1.5 should be aware of this vulnerability and take steps to mitigate it. They should upgrade to Apache Roller 6.1.6 or later, verify CSRF validation filters, and monitor for suspicious activity. Additionally, operators, platform administrators, and security teams should review the vulnerability's impact on their environments and plan accordingly.

Why it matters

CVE-2026-82380 is a CSRF vulnerability in Apache Roller 6.1.5 that allows remote attackers to perform state-changing actions under the victim's authority. Administrators and users should upgrade to Apache Roller 6.1.6 or later and verify CSRF validation filters to mitigate this vulnerability.

• Remote attackers can perform state-changing actions under the victim's authority
• Logged-in authors and administrators are affected when induced to visit a crafted page
• No optional feature or non-default configuration is required for exploitation

Technical summary

The CSRF validation filters in Apache Roller 6.1.5 accept a request that does not submit the required salt token, validating instead against a value the server itself generated for the request. This allows a remote attacker to cause a logged-in user to perform state-changing actions under the victim's authority. The vulnerability affects any logged-in author or administrator when induced to visit a crafted page, with no optional feature or non-default configuration required. Users should upgrade to Apache Roller 6.1.6 or later to mitigate this vulnerability.

Defensive priority

Upgrade to Apache Roller 6.1.6 or later, verify CSRF validation, and monitor for suspicious activity

Recommended defensive actions

• Upgrade to Apache Roller 6.1.6 or later
• Verify CSRF validation filters
• Monitor for suspicious activity
• 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
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and NVD vulnerability detail provide information on the CSRF vulnerability in Apache Roller 6.1.5. The vulnerability allows a remote attacker to cause a logged-in user to perform state-changing actions under the victim's authority.

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.