{"id":"UBUNTU-CVE-2026-32935","details":"phpseclib is a PHP secure communications library. Projects using versions 0.1.1 through 1.0.26, 2.0.0 through 2.0.51, and 3.0.0 through 3.0.49 are vulnerable to a to padding oracle timing attack when using AES in CBC mode. This issue has been fixed in versions 1.0.27, 2.0.52 and 3.0.50.","modified":"2026-09-15T20:16:09.211583929Z","published":"2026-03-20T03:16:00Z","related":["USN-8769-1"],"upstream":["CVE-2026-32935"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-32935"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-32935"},{"type":"REPORT","url":"https://github.com/phpseclib/phpseclib/commit/ccc21aef71eb170e9bf819b167e67d1fd9e6e788"},{"type":"REPORT","url":"https://github.com/phpseclib/phpseclib/security/advisories/GHSA-94g3-g5v7-q4jg"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8769-1"}],"affected":[{"package":{"name":"php-phpseclib","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/php-phpseclib?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.1-1","2.0.1-1build1","2.0.1-1ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"php-phpseclib","binary_version":"2.0.1-1ubuntu0.1~esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"}},{"package":{"name":"php-phpseclib","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/php-phpseclib?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.6-1","2.0.7-1","2.0.9-1","2.0.9-1ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"php-phpseclib","binary_version":"2.0.9-1ubuntu0.1~esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"}},{"package":{"name":"phpseclib","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/phpseclib?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.9-1ubuntu0.1~esm2"}]}],"versions":["1.0.7-1","1.0.8-1","1.0.9-1","1.0.9-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.0.9-1ubuntu0.1~esm2","binary_name":"php-seclib"}],"availability":"Available 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