Vulnerability Report: GO-2026-6342
- CVE-2026-26247, GHSA-m5ch-ppfx-xv3v
- Affects: code.gitea.io/gitea
- Published: Sep 02, 2026
Gitea OAuth2 PKCE S256 verifier bypass in code.gitea.io/gitea
For detailed information about this vulnerability, visit https://github.com/advisories/GHSA-m5ch-ppfx-xv3v or https://nvd.nist.gov/vuln/detail/CVE-2026-26247.
Affected Packages
-
PathVersionsSymbols
Aliases
References
- https://github.com/advisories/GHSA-m5ch-ppfx-xv3v
- https://nvd.nist.gov/vuln/detail/CVE-2026-26247
- https://blog.gitea.com/release-of-1.25.5
- https://github.com/go-gitea/gitea/commit/750649c1ef092c95f95b206b9d5fa17471a0b1f5
- https://github.com/go-gitea/gitea/commit/bf8d11bb212ba2a76596d8a90e74e7d664571324
- https://github.com/go-gitea/gitea/pull/36462
- https://github.com/go-gitea/gitea/pull/36477
- https://github.com/go-gitea/gitea/releases/tag/v1.25.5
- https://vuln.go.dev/ID/GO-2026-6342.json
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