{"id":"CVE-2026-63088","aliases":["EUVD-2026-44970"],"status":"published","title":"stoatchat \u003c 0.14.0 SSRF via DNS-based IP Blocklist Bypass","description":"stoatchat before 0.14.0 contains a server-side request forgery (SSRF) vulnerability that allows unauthenticated network-accessible attackers to bypass the DNS-based IP blocklist by exploiting incomplete address validation in the url_is_blacklisted function, which inspects only the first resolved address while the underlying HTTP client iterates all cached addresses.","severity":{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00471,"percentile":0.41203,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-918"],"published":"2026-07-16T16:40:56Z","modified":"2026-11-08T14:07:37Z","products":[{"vendor":"stoatchat","product":"stoatchat"}],"references":[{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-4mcc-p83c-r77q","tags":["vendor-advisory","exploit","advisory"]},{"url":"https://github.com/stoatchat/stoatchat/releases/tag/v0.14.0","tags":["release-notes","patch","fix"]},{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-xhww-5g9p-vvq5","tags":["advisory"]},{"url":"https://www.vulncheck.com/advisories/stoatchat-ssrf-via-dns-based-ip-blocklist-bypass","tags":["third-party-advisory","advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63088.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63088","tags":["advisory"]},{"url":"https://github.com/stoatchat/stoatchat","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-63088","title":"stoatchat \u003c 0.14.0 SSRF via DNS-based IP Blocklist Bypass","description":"stoatchat before 0.14.0 contains a server-side request forgery (SSRF) vulnerability that allows unauthenticated network-accessible attackers to bypass the DNS-based IP blocklist by exploiting incomplete address validation in the url_is_blacklisted function, which inspects only the first resolved address while the underlying HTTP client iterates all cached addresses.","status":"published","published":"2026-07-16T16:40:56.12Z","modified":"2026-11-08T14:07:37.575Z","cvss":[{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-08T15:43:33.322657Z"}],"euvd":[{"id":"EUVD-2026-44970","description":"stoatchat before 0.14.0 contains a server-side request forgery (SSRF) vulnerability that 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addresses.","status":"published","published":"2026-07-16T17:16:58.833Z","modified":"2026-10-24T13:10:00.147Z","cvss":[{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:12:30.250437Z"}],"osv":[{"id":"CVE-2026-63088","title":"stoatchat \u003c 0.14.0 SSRF via DNS-based IP Blocklist Bypass","description":"stoatchat before 0.14.0 contains a server-side request forgery (SSRF) vulnerability that allows unauthenticated network-accessible attackers to bypass the DNS-based IP blocklist by exploiting incomplete address validation in the url_is_blacklisted function, which inspects only the first resolved address while the underlying HTTP client iterates all cached addresses.","status":"published","published":"2026-07-16T16:40:56.12Z","modified":"2026-11-09T02:30:36.664886595Z","cvss":[{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-09T03:16:44.651171Z"}]}}