{"id":"UBUNTU-CVE-2026-5789","details":"Vulnerability related to an unquoted search path in CivetWeb v1.16. This vulnerability allows a local attacker to execute arbitrary code with elevated privileges by placing a malicious executable in a directory that is scanned before the intended application path (C:\\Program Files\\CivetWeb\\CivetWeb.exe --), due to the absence of quotes in the service configuration.","modified":"2026-09-14T05:30:06.577441622Z","published":"2026-04-21T15:16:00Z","upstream":["CVE-2026-5789"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-5789"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-5789"}],"affected":[{"package":{"name":"civetweb","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/civetweb?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.13+dfsg-5","1.15+dfsg-1","1.15+dfsg-3"],"ecosystem_specific":{"binaries":[{"binary_version":"1.15+dfsg-3","binary_name":"civetweb"},{"binary_name":"libcivetweb1","binary_version":"1.15+dfsg-3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5789.json"}},{"package":{"name":"civetweb","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/civetweb?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.16+dfsg-1","1.16+dfsg-1build1","1.16+dfsg-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"civetweb","binary_version":"1.16+dfsg-1ubuntu0.1"},{"binary_version":"1.16+dfsg-1ubuntu0.1","binary_name":"libcivetweb1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5789.json"}},{"package":{"name":"civetweb","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/civetweb?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.16+dfsg-2"],"ecosystem_specific":{"binaries":[{"binary_name":"civetweb","binary_version":"1.16+dfsg-2"},{"binary_version":"1.16+dfsg-2","binary_name":"libcivetweb1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5789.json"}},{"package":{"name":"civetweb","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/civetweb?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.16+dfsg-2","1.16+dfsg-3","1.16+dfsg-3ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"civetweb","binary_version":"1.16+dfsg-3ubuntu0.1"},{"binary_name":"libcivetweb1","binary_version":"1.16+dfsg-3ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5789.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}