CVE search · CVE-2026-30851
CVE-2026-30851
high 8.8
Caddy is an extensible server platform that uses TLS by default. From version 2.10.0 to before version 2.11.2, forward_auth copy_headers does not strip client-supplied headers, allowing identity injection and privilege escalation. This issue has been patched in version 2.11.2.
Details
- Status
- Analyzed
- Published
- Last changed
- Source
- security-advisories@github.com
Severity
| Version | Score | Vector | Source |
|---|---|---|---|
| CVSS 3.1 | high 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
security-advisories@github.comSecondary |
| CVSS 3.1 | high 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
nvd@nist.govPrimary |
Affected products
Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.
- caddyserver · caddy
References
- https://github.com/caddyserver/caddy/issues/6610Issue Tracking
- https://github.com/caddyserver/caddy/pull/6608Issue TrackingPatch
- https://github.com/caddyserver/caddy/pull/7545Issue TrackingPatch
- https://github.com/caddyserver/caddy/security/advisories/GHSA-7r4p-vjf4-gxv4ExploitMitigationPatchVendor Advisory