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CVE

CVE-2026-27586

Caddy mTLS authentication fails open in github.com/caddyserver/caddy/v2
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CVE

CVE-2026-27586

Caddy mTLS authentication fails open in github.com/caddyserver/caddy/v2

Caddy mTLS authentication fails open in github.com/caddyserver/caddy/v2

Package Versions Affected

Package Version
patch Availability
No items found.

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Detect compatible fix
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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
8.8
-
4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
C
H
U
0
-
C
H
U
9.1
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Related Resources

No items found.

References

https://github.com/caddyserver/caddy/security/advisories/GHSA-hffm-g8v7-wrv7, https://github.com/caddyserver/caddy/commit/d42d39b4bc237c628f9a95363b28044cb7a7fe72, https://gist.github.com/moscowchill/9566c79c76c0b64c57f8bd0716f97c48, https://github.com/caddyserver/caddy/releases/tag/v2.11.1

Severity

9.1

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
9.1
EPSS Probability
0.00127%
EPSS Percentile
0.31487%
Introduced Version
0,v2.8.0-beta.1,v2.0.0-20240125084441-e965b111cdf4
Fix Available
2.11.1,v2.11.0,v2.0.0-20260212154254-d42d39b4bc23

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