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CVE

CVE-2026-34457

OAuth2 Proxy's Health Check User-Agent Matching Bypasses Authentication in auth_request Mode in github.com/oauth2-proxy/oauth2-proxy
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CVE

CVE-2026-34457

OAuth2 Proxy's Health Check User-Agent Matching Bypasses Authentication in auth_request Mode in github.com/oauth2-proxy/oauth2-proxy

OAuth2 Proxy's Health Check User-Agent Matching Bypasses Authentication in auth_request Mode in github.com/oauth2-proxy/oauth2-proxy

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
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
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/oauth2-proxy/oauth2-proxy/security/advisories/GHSA-5hvv-m4w4-gf6v, https://nvd.nist.gov/vuln/detail/CVE-2026-34457, https://github.com/oauth2-proxy/oauth2-proxy/releases/tag/v7.15.2

Severity

9.1

CVSS Score
0
10

Basic Information

Base CVSS
9.1
EPSS Probability
0.00475%
EPSS Percentile
0.39021%
Introduced Version
0,v7.0.0,v7.0.0-20200929164442-3fa42edb7350,v6.0.0,v0.0.0-20200614200517-ca416a2ebbac
Fix Available
7.15.2,v7.15.2,v7.0.0-20260413162036-43596a7bab20

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