{"action":"Upgrade fastify to 5.7.3 or later.","affected":[{"fixed":"5.7.3","introduced":"0"}],"component":"fastify","cve_ids":["CVE-2026-25224"],"ecosystem":"npm","epss":0.00554,"exploited":false,"fixed_versions":["5.7.3"],"ghsa_id":"GHSA-mrq3-vjjr-p77c","id":"tcs_01M5KG1N13CM017C678NH050BH","modified_at":"2026-02-04T18:08:54.461651Z","published_at":"2026-02-02T22:25:05Z","references":["https://osv.dev/vulnerability/GHSA-mrq3-vjjr-p77c","https://github.com/fastify/fastify/security/advisories/GHSA-mrq3-vjjr-p77c","https://nvd.nist.gov/vuln/detail/CVE-2026-25224","https://github.com/fastify/fastify/commit/eb11156396f6a5fedaceed0140aed2b7f026be37","https://hackerone.com/reports/3524779","https://github.com/fastify/fastify"],"severity":{"label":"low","score":3.7},"sources":[{"source":"osv","source_id":"GHSA-mrq3-vjjr-p77c","url":"https://osv.dev/vulnerability/GHSA-mrq3-vjjr-p77c"}],"summary":"Fastify Vulnerable to DoS via Unbounded Memory Allocation in sendWebStream"}