Vulnerability Description
Graylog through 7.1.4 validates outbound URLs against an allowlist before making requests but fails to re-validate after following HTTP redirects. Attackers with lookup table or event notification permissions can craft allowlisted endpoints that redirect to internal services, enabling the server to fetch and return internal responses.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/Graylog2/graylog2-server
- https://github.com/Graylog2/graylog2-server/blob/abb14d1/graylog2-server/src/mai
- https://github.com/Graylog2/graylog2-server/issues/26591
- https://www.vulncheck.com/advisories/graylog-through-7.1.4-server-side-request-f
FAQ
What is CVE-2026-92789?
CVE-2026-92789 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Graylog through 7.1.4 validates outbound URLs against an allowlist before making requests but fails to re-validate after following HTTP redirects. Attackers with lookup table or event notification per...
How severe is CVE-2026-92789?
CVE-2026-92789 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-92789?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.