CVE-2026-42274
Heimdall has an authorization bypass via path normalization mismatch in github.com/dadrus/heimdall
EPSS 0.37%
Description
Heimdall has an authorization bypass via path normalization mismatch in github.com/dadrus/heimdall
How to fix CVE-2026-42274
To remediate CVE-2026-42274, upgrade the affected package to a fixed version below.
- Go/github.com/dadrus/heimdall—upgrade to 0.17.14 or later
- Go/github.com/dadrus/heimdall—upgrade to 0.17.14 or later
Is CVE-2026-42274 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.17.14
- from 0, < 0.17.14
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N |