CVE-2026-57897 Gitea CVE debrief

Who should care

Organizations using Gitea for repository management should be aware of this vulnerability and take steps to patch their instances to prevent potential information disclosure. Security teams and vulnerability management teams should prioritize patching and review compensating controls for exposed systems. Platform operators and administrators should verify their instances for exposure and apply patches or mitigations as needed.

Technical summary

CVE-2026-57897 is a medium-severity vulnerability in Gitea, a cross-repo information disclosure via org-level actions run/job APIs. The vulnerability has a CVSS score of 6.5 and is classified under CWE-200 and CWE-863. Affected organizations should prioritize patching to prevent potential information disclosure. The vulnerability allows unauthorized access to sensitive information across repositories, potentially impacting confidentiality.

Defensive priority

Organizations using Gitea should prioritize patching to prevent potential information disclosure.

Recommended defensive actions

• Review and apply patches for Gitea to prevent potential information disclosure
• Monitor Gitea instances for unusual activity
• Inventory Gitea installations to ensure patching
• 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-2026-57897 record indicates a medium-severity vulnerability with a CVSS score of 6.5. The vulnerability is described as a cross-repo information disclosure via org-level actions run/job APIs. The NVD entry is currently Deferred. Organizations should verify their Gitea instances for exposure and review vendor guidance for patching. Defensive priorities include reviewing compensating controls and monitoring for unusual activity.

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.