Go/github.com/openflagr/flagr CVE-2026-0650: critical 9.3, EPSS 1.52%
OpenFlagr contains an authentication bypass vulnerability in the HTTP middleware in github.com/openflagr/flagr
Action: Upgrade github.com/openflagr/flagr to 0.0.0-20251009103504-fe83dc87aa40 or later.
go get github.com/openflagr/flagr@v0.0.0-20251009103504-fe83dc87aa40Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | - |
Fixed versions
| 0.0.0-20251009103504-fe83dc87aa40 |
Sources
- osv: GO-2026-4286
- nvd: CVE-2026-0650
- https://github.com/advisories/GHSA-rwp9-5g7q-73q3
- https://github.com/openflagr/flagr/commit/fe83dc87aa404a57554aa5839ac450f55c203570
- https://dreyand.rs/code%20review/golang/2026/01/03/0day-speedrun-openflagr-less-1118-authentication-bypass
- https://github.com/openflagr/flagr/releases/tag/1.1.19
- https://www.vulncheck.com/advisories/openflagr-authentication-bypass-via-prefix-whitelist-path-normalization
CVE-2026-0650 · published · modified · JSON