CVE-2026-42300
DevGuard has an unauthenticated identity assertion via `X-Admin-Token` header in github.com/l3montree-dev/devguard
EPSS 0.07%
Description
DevGuard has an unauthenticated identity assertion via `X-Admin-Token` header in github.com/l3montree-dev/devguard
How to fix CVE-2026-42300
To remediate CVE-2026-42300, upgrade the affected package to a fixed version below.
- Go/github.com/l3montree-dev/devguard—upgrade to 1.2.2 or later
- Go/github.com/l3montree-dev/devguard—upgrade to 1.2.2 or later
Is CVE-2026-42300 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.2.2
- from 0, < 1.2.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |