{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-62947","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-07-14T22:32:17.731Z","datePublished":"2026-07-15T17:55:12.240Z","dateUpdated":"2026-07-15T19:31:18.877Z"},"containers":{"cna":{"title":"OpenWrt: ACL bypass and arbitrary root file read via cgi-io cgi-download","problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.9,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/openwrt/openwrt/security/advisories/GHSA-jw5r-xhf5-2xcq","tags":["x_refsource_CONFIRM"],"url":"https://github.com/openwrt/openwrt/security/advisories/GHSA-jw5r-xhf5-2xcq"},{"name":"https://github.com/openwrt/cgi-io/pull/4","tags":["x_refsource_MISC"],"url":"https://github.com/openwrt/cgi-io/pull/4"},{"name":"https://github.com/openwrt/cgi-io/commit/72990b7489872112df31c94032637c907760bae4","tags":["x_refsource_MISC"],"url":"https://github.com/openwrt/cgi-io/commit/72990b7489872112df31c94032637c907760bae4"},{"name":"https://github.com/openwrt/openwrt/releases/tag/v25.12.5","tags":["x_refsource_MISC"],"url":"https://github.com/openwrt/openwrt/releases/tag/v25.12.5"}],"affected":[{"vendor":"openwrt","product":"openwrt","versions":[{"version":"< 25.12.5","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-15T17:55:12.240Z"},"descriptions":[{"lang":"en","value":"OpenWrt is a Linux operating system targeting embedded devices. Prior to 25.12.5, the cgi-download handler in cgi-io authorizes the requested path against the caller's ubus session file ACL before canonicalization, and rpcd session.c uses fnmatch() without FNM_PATHNAME, allowing traversal such as an allowed wildcard prefix followed by ../ to read root-readable files including /etc/shadow. This vulnerability is fixed in 25.12.5."}],"source":{"advisory":"GHSA-jw5r-xhf5-2xcq","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/openwrt/openwrt/security/advisories/GHSA-jw5r-xhf5-2xcq","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-15T19:31:15.364055Z","id":"CVE-2026-62947","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-15T19:31:18.877Z"}}]}}