CVE-2019-25211
Description
parseWildcardRules in Gin-Gonic CORS middleware before 1.6.0 mishandles a wildcard at the end of an origin string, e.g., https://example.community/* is allowed when the intention is that only https://example.com/* should be allowed, and http://localhost.example.com/* is allowed when the intention is that only http://localhost/* should be allowed.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.4.0-1+deb13u1 |
| sid | Fixed | 1.7.6-1 |
| forky | Fixed | 1.7.6-1 |
| bullseye | Fixed | 1.3.1-1+deb11u1 |
| bookworm | Fixed | 1.4.0-1+deb12u1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/gin-gonic/gin | <1.6.0 | 1.6.0 |
| Go | github.com/gin-contrib/cors | <1.6.0 | 1.6.0 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2019-25211
- https://github.com/gin-contrib/cors/pull/106
- https://github.com/gin-contrib/cors/pull/57
- https://github.com/gin-contrib/cors/commit/27b723a473efd80d5a498fa9f5933c80204c850d
- https://github.com/gin-contrib/cors/compare/v1.5.0...v1.6.0
- https://github.com/gin-contrib/cors/releases/tag/v1.6.0
- https://github.com/gin-gonic/gin
- https://lists.debian.org/debian-lts-announce/2025/08/msg00024.html
- https://github.com/advisories/GHSA-869c-j7wc-8jqv
- https://security-tracker.debian.org/tracker/CVE-2019-25211
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.