{"action":"Upgrade github.com/openziti/zrok/v2 to 2.0.1 or later.","affected":[{"fixed":"2.0.1","introduced":"0"}],"component":"github.com/openziti/zrok/v2","cve_ids":["CVE-2026-40303"],"ecosystem":"Go","epss":0.00453,"exploited":false,"fixed_versions":["2.0.1"],"ghsa_id":"GHSA-cpf9-ph2j-ccr9","id":"tcs_01M5KF7NA1J6V1C55G741BRNJJ","modified_at":"2026-06-25T19:56:15.928294968Z","published_at":"2026-04-16T21:09:08Z","references":["https://osv.dev/vulnerability/GHSA-cpf9-ph2j-ccr9","https://github.com/openziti/zrok/security/advisories/GHSA-cpf9-ph2j-ccr9","https://nvd.nist.gov/vuln/detail/CVE-2026-40303","https://github.com/openziti/zrok","https://github.com/openziti/zrok/releases/tag/v2.0.1"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-cpf9-ph2j-ccr9#Go/github.com/openziti/zrok/v2","url":"https://osv.dev/vulnerability/GHSA-cpf9-ph2j-ccr9"}],"summary":"zrok: Unauthenticated DoS via unbounded memory allocation in striped session cookie parsing"}