{"id":"CVE-2026-73297","state":"PUBLISHED","title":"Microsoft UFO: IPv6 transition address bypass of SSRF guard in URL validation","description":"Microsoft UFO open-source framework for intelligent automation across devices and platforms. Prior to 3.0.8, _is_blocked_ip in ufo/utils/url_security.py did not block NAT64 prefixes 64:ff9b::/96 and 64:ff9b:1::/48, the 6to4 prefix 2002::/16, or the Teredo prefix 2001::/32 and did not re-check embedded IPv4 destinations, allowing an unauthenticated remote attacker who can influence URLs processed by validate_url to bypass the SSRF guard and reach cloud metadata, internal services, or localhost. This issue is fixed in version 3.0.8.","publishedAt":"2026-08-12T16:31:35.224Z","updatedAt":"2026-08-12T16:49:58.405Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["microsoft UFO"],"affected":[{"vendor":"microsoft","product":"UFO","versions":[{"version":"< 3.0.8","status":"affected"}]}],"references":["https://github.com/microsoft/UFO/security/advisories/GHSA-7hrg-r8xr-p8gr","https://github.com/microsoft/UFO/commit/96983c73ed09e884a5f1d7ff8936c953b234b684","https://github.com/microsoft/UFO/releases/tag/v3.0.8"],"weaknesses":["CWE-918"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/73xxx/CVE-2026-73297.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-73297","state":"PUBLISHED","datePublished":"2026-08-12T16:31:35.224Z","dateUpdated":"2026-08-12T16:49:58.405Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-08-11T19:42:11.450Z"},"containers":{"cna":{"title":"Microsoft UFO: IPv6 transition address bypass of SSRF guard in URL validation","descriptions":[{"lang":"en","value":"Microsoft UFO open-source framework for intelligent automation across devices and platforms. Prior to 3.0.8, _is_blocked_ip in ufo/utils/url_security.py did not block NAT64 prefixes 64:ff9b::/96 and 64:ff9b:1::/48, the 6to4 prefix 2002::/16, or the Teredo prefix 2001::/32 and did not re-check embedded IPv4 destinations, allowing an unauthenticated remote attacker who can influence URLs processed by validate_url to bypass the SSRF guard and reach cloud metadata, internal services, or localhost. This issue is fixed in version 3.0.8."}],"affected":[{"vendor":"microsoft","product":"UFO","versions":[{"version":"< 3.0.8","status":"affected"}]}],"references":[{"url":"https://github.com/microsoft/UFO/security/advisories/GHSA-7hrg-r8xr-p8gr","name":"https://github.com/microsoft/UFO/security/advisories/GHSA-7hrg-r8xr-p8gr","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/microsoft/UFO/commit/96983c73ed09e884a5f1d7ff8936c953b234b684","name":"https://github.com/microsoft/UFO/commit/96983c73ed09e884a5f1d7ff8936c953b234b684","tags":["x_refsource_MISC"]},{"url":"https://github.com/microsoft/UFO/releases/tag/v3.0.8","name":"https://github.com/microsoft/UFO/releases/tag/v3.0.8","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-918","lang":"en","description":"CWE-918: Server-Side Request Forgery (SSRF)","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-12T16:31:35.224Z"},"source":{"advisory":"GHSA-7hrg-r8xr-p8gr","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/microsoft/UFO/security/advisories/GHSA-7hrg-r8xr-p8gr","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-12T16:49:13.458633Z","id":"CVE-2026-73297","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-12T16:49:58.405Z"}}]}}}