{"id":"UBUNTU-CVE-2026-77634","details":"CakePHP is a rapid development framework for PHP. Prior to versions 4.5.12, 4.6.5, 5.1.8, 5.2.14, and 5.3.7 on their respective release lines, custom mail headers added with Message::setHeaders() or Message::addHeaders() do not have CRLF bytes removed, allowing header injection when user-controlled data is used in message headers. This issue is fixed in versions 4.5.12, 4.6.5, 5.1.8, 5.2.14, and 5.3.7.","modified":"2026-09-02T19:36:34.127345037Z","published":"2026-08-24T21:17:00Z","upstream":["CVE-2026-77634"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-77634"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-77634"}],"affected":[{"package":{"name":"cakephp","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/cakephp?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.7.2-1","2.8.0-1"],"ecosystem_specific":{"binaries":[{"binary_name":"cakephp","binary_version":"2.8.0-1"},{"binary_version":"2.8.0-1","binary_name":"cakephp-scripts"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77634.json"}},{"package":{"name":"cakephp","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/cakephp?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.11-2"],"ecosystem_specific":{"binaries":[{"binary_name":"cakephp","binary_version":"2.10.11-2"},{"binary_version":"2.10.11-2","binary_name":"cakephp-scripts"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77634.json"}},{"package":{"name":"cakephp","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/cakephp?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.11-2.1","2.10.24-1"],"ecosystem_specific":{"binaries":[{"binary_name":"cakephp","binary_version":"2.10.24-1"},{"binary_version":"2.10.24-1","binary_name":"cakephp-scripts"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77634.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}]}