StackRadar

CVE-2026-34457

Critical

Advisory

Published 14 Apr 2026In the index since 9 Sept 2026
Severity
Critical
worst across findings
CVSS
9.1
base score, highest
EPSS
0.005
40th percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
1
of 17,781 indexed, latest versions
Container images
1
deployed by those charts
Fix available
1 of 1
affected package

OAuth2 Proxy's Health Check User-Agent Matching Bypasses Authentication in auth_request Mode

Carried by container images the latest versions of 1 of 17,781 indexed charts deploy, on 1 image.

Affected packageAffected versionsFixed inImages
github.com/oauth2-proxy/oauth2-proxy/v7golangv7.5.17.15.21
OSV records
GHSA-5hvv-m4w4-gf6v
Also known as
BIT-oauth2-proxy-2026-34457, GO-2026-5147

Charts affected

1 by stars
ChartLatestAffected imagesRadar Score
pyroscopebook-k8sinfra-v21.10.01 of 3See more

pyroscope book-k8sinfra-v2 1.10.0

1 of the 3 container images this version deploys carry CVE-2026-34457.

Container imageDigestPackageFixed in
grafana/pyroscope:1.10.0319bf32ae06b
github.com/oauth2-proxy/oauth2-proxy/v7@v7.5.1
7.15.2

Open the chart page →

3,244

Container images carrying it

1 by charts deploying them

A fixed version is listed for 1 of the 1 affected package.

Container imageDigestPackageFixed inUsed by
grafana/pyroscope:1.10.0319bf32ae06b
github.com/oauth2-proxy/oauth2-proxy/v7@v7.5.1
7.15.2
1

syft 1.42.1 · advisories as of 14 Sept 2026

Corrections: contact@stackradar.io

Catalogue: Artifact Hub · Advisories: OSV · Exploitation: FIRST EPSS, CISA KEV.