{"action":"Upgrade github.com/forgekeep/nebula-mesh to 0.5.0 or later.","affected":[{"fixed":"0.5.0","introduced":"0.2.0"}],"component":"github.com/forgekeep/nebula-mesh","cve_ids":["CVE-2026-55512"],"ecosystem":"Go","epss":0.00597,"exploited":false,"fixed_versions":["0.5.0"],"ghsa_id":"GHSA-m3cx-mwpg-32jg","id":"tcs_01M5KFF39G7KSP722X219245TA","modified_at":"2026-07-23T18:11:40.273439258Z","published_at":"2026-07-14T20:19:32Z","references":["https://osv.dev/vulnerability/GHSA-m3cx-mwpg-32jg","https://github.com/forgekeep/nebula-mesh/security/advisories/GHSA-m3cx-mwpg-32jg","https://github.com/forgekeep/nebula-mesh/commit/bc387086cc0e4b9c1654468b7391af19cacfe367","https://github.com/forgekeep/nebula-mesh","https://github.com/forgekeep/nebula-mesh/releases/tag/v0.5.0"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-m3cx-mwpg-32jg","url":"https://osv.dev/vulnerability/GHSA-m3cx-mwpg-32jg"}],"summary":"nebula-mesh: Unauthenticated OIDC login endpoint allocates unbounded in-memory state entries without rate limiting"}