{"affected":[{"product":"Strapi Open Source and Enterprise Headless CMS","source":"CNA: certcc","vendor":"Strapi","versions":[{"status":"affected","version":"5.51.0"}]}],"cveId":"CVE-2026-118172","cwes":["CWE-918"],"description":"The strapi/strapi (Core Admin / Webhook Runner) package is vulnerable to a semi-blind SSRF via a webhook follow-redirect. The webhook dispatcher automatically follows HTTP redirects without performing post-redirect IP resolution or RFC1918/link-local boundary checks. Non-2xx responses from target endpoints are captured and reflected directly back to the caller.","epss":{"date":"2026-11-04","percentile":0.07966,"score":0.00183},"exploits":[],"kev":null,"metrics":[{"score":6.1,"severity":"medium","source":"ADP: CISA-ADP","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},{"score":6.1,"severity":"medium","source":"NVD: 134c704f-9b21-4f2e-91b3-4a467353bcc0","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"}],"modifiedAt":1793812653030,"publishedAt":1793124253270,"references":[{"source":"CNA: certcc","tags":[],"url":"https://github.com/strapi/strapi/releases#release-v5.51.0"},{"source":"cret@cert.org","tags":[],"url":"https://github.com/strapi/strapi/releases#release-v5.51.0"}],"remediation":[],"revision":"bf3120fc128dd422756dfda1da422ee695774fced06efe81a6cd55a4d9cf645b","sources":[{"modifiedAt":1793811216417,"name":"CNA: certcc","retrievedAt":1793812172958,"url":"https://www.cve.org/CVERecord?id=CVE-2026-118172"},{"modifiedAt":1793812653030,"name":"NVD","retrievedAt":1793816557834,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118172"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793812191656,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-118172"}],"ssvc":{"assessedAt":1793811162801,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"CVE-2026-118172","updatedAt":1793816557834}