{"id":"UBUNTU-CVE-2026-38978","details":"transmission through 4.1.1 was found to have a clickjacking weakness in the browser-facing WebUI and RPC response paths.","modified":"2026-06-08T23:00:08.227933990Z","published":"2026-06-03T00:00:00Z","related":["USN-8404-1"],"upstream":["CVE-2026-38978"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-38978"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-38978"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8404-1"}],"affected":[{"package":{"name":"transmission","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/transmission?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.84-1ubuntu1","2.84-2","2.84-3","2.84-3ubuntu1","2.84-3ubuntu2","2.84-3ubuntu3","2.84-3ubuntu3.1"],"ecosystem_specific":{"binaries":[{"binary_name":"transmission","binary_version":"2.84-3ubuntu3.1"},{"binary_version":"2.84-3ubuntu3.1","binary_name":"transmission-cli"},{"binary_version":"2.84-3ubuntu3.1","binary_name":"transmission-common"},{"binary_name":"transmission-daemon","binary_version":"2.84-3ubuntu3.1"},{"binary_version":"2.84-3ubuntu3.1","binary_name":"transmission-gtk"},{"binary_version":"2.84-3ubuntu3.1","binary_name":"transmission-qt"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-38978.json"}},{"package":{"name":"transmission","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/transmission?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.92-2ubuntu3","2.92-3ubuntu1","2.92-3ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.92-3ubuntu2","binary_name":"transmission"},{"binary_name":"transmission-cli","binary_version":"2.92-3ubuntu2"},{"binary_version":"2.92-3ubuntu2","binary_name":"transmission-common"},{"binary_name":"transmission-daemon","binary_version":"2.92-3ubuntu2"},{"binary_version":"2.92-3ubuntu2","binary_name":"transmission-gtk"},{"binary_name":"transmission-qt","binary_version":"2.92-3ubuntu2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-38978.json"}},{"package":{"name":"transmission","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/transmission?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.94-2ubuntu1","2.94-2ubuntu2","2.94-2ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_version":"2.94-2ubuntu3","binary_name":"transmission"},{"binary_name":"transmission-cli","binary_version":"2.94-2ubuntu3"},{"binary_name":"transmission-common","binary_version":"2.94-2ubuntu3"},{"binary_version":"2.94-2ubuntu3","binary_name":"transmission-daemon"},{"binary_name":"transmission-gtk","binary_version":"2.94-2ubuntu3"},{"binary_version":"2.94-2ubuntu3","binary_name":"transmission-qt"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-38978.json"}},{"package":{"name":"transmission","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/transmission?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.00-2ubuntu2.2"}]}],"versions":["3.00-1ubuntu2","3.00-1ubuntu5","3.00-2ubuntu1","3.00-2ubuntu2","3.00-2ubuntu2.1"],"ecosystem_specific":{"availability":"No subscription 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subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-38978.json"}},{"package":{"name":"transmission","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/transmission?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0~beta2+dfsg-3ubuntu1.1"}]}],"versions":["4.0.6+dfsg-3ubuntu2","4.1.0~beta2+dfsg-3ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"transmission","binary_version":"4.1.0~beta2+dfsg-3ubuntu1.1"},{"binary_name":"transmission-cli","binary_version":"4.1.0~beta2+dfsg-3ubuntu1.1"},{"binary_version":"4.1.0~beta2+dfsg-3ubuntu1.1","binary_name":"transmission-common"},{"binary_name":"transmission-daemon","binary_version":"4.1.0~beta2+dfsg-3ubuntu1.1"},{"binary_version":"4.1.0~beta2+dfsg-3ubuntu1.1","binary_name":"transmission-gtk"},{"binary_name":"transmission-qt","binary_version":"4.1.0~beta2+dfsg-3ubuntu1.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-38978.json"}},{"package":{"name":"transmission","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/transmission?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.1+dfsg-1ubuntu1.1"}]}],"versions":["4.1.0~beta2+dfsg-3ubuntu1","4.1.0~beta2+dfsg-3ubuntu2","4.1.0~beta4+dfsg-1ubuntu1","4.1.0~beta5+dfsg-1ubuntu1","4.1.0+dfsg-1ubuntu1","4.1.1+dfsg-1ubuntu1"],"ecosystem_specific":{"availability":"No subscription 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