{"id":"UBUNTU-CVE-2021-21252","details":"The jQuery Validation Plugin provides drop-in validation for your existing forms. It is published as an npm package \"jquery-validation\". jquery-validation before version 1.19.3 contains one or more regular expressions that are vulnerable to ReDoS (Regular Expression Denial of Service). This is fixed in 1.19.3.","modified":"2026-05-08T12:25:19.573499Z","published":"2021-01-13T19:15:00Z","upstream":["CVE-2021-21252"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-21252"},{"type":"REPORT","url":"https://github.com/jquery-validation/jquery-validation/security/advisories/GHSA-jxwx-85vp-gvwm"},{"type":"REPORT","url":"https://github.com/phpmyadmin/phpmyadmin/commit/401eedd288c4e83d69287b97a9f574f231156171"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-21252"}],"affected":[{"package":{"name":"phpmyadmin","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/phpmyadmin@4:4.0.10-1ubuntu0.1+esm4?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4:4.0.6-1","4:4.0.8-1","4:4.0.9-1","4:4.0.10-1","4:4.0.10-1ubuntu0.1","4:4.0.10-1ubuntu0.1+esm1","4:4.0.10-1ubuntu0.1+esm2","4:4.0.10-1ubuntu0.1+esm3","4:4.0.10-1ubuntu0.1+esm4"],"ecosystem_specific":{"binaries":[{"binary_name":"phpmyadmin","binary_version":"4:4.0.10-1ubuntu0.1+esm4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-21252.json"}},{"package":{"name":"civicrm","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/civicrm@4.7.1+dfsg-2ubuntu1+esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.7.1+dfsg-1","4.7.1+dfsg-2","4.7.1+dfsg-2ubuntu1","4.7.1+dfsg-2ubuntu1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"civicrm-common","binary_version":"4.7.1+dfsg-2ubuntu1+esm1"},{"binary_version":"4.7.1+dfsg-2ubuntu1+esm1","binary_name":"civicrm-l10n"},{"binary_name":"drupal7-mod-civicrm","binary_version":"4.7.1+dfsg-2ubuntu1+esm1"},{"binary_name":"wordpress-civicrm","binary_version":"4.7.1+dfsg-2ubuntu1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-21252.json"}},{"package":{"name":"otrs2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/otrs2@5.0.7-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.0.10-1","5.0.1-1","5.0.1-2","5.0.2-1","5.0.3-1","5.0.5-1","5.0.6-1","5.0.7-1"],"ecosystem_specific":{"binaries":[{"binary_name":"otrs","binary_version":"5.0.7-1"},{"binary_name":"otrs2","binary_version":"5.0.7-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-21252.json"}},{"package":{"name":"phpmyadmin","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/phpmyadmin@4:4.5.4.1-2ubuntu2.1+esm6?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4:4.4.13.1-1","4:4.5.0.2-2","4:4.5.1-1","4:4.5.1-2","4:4.5.1-3","4:4.5.2-1","4:4.5.2-2","4:4.5.3.1-1","4:4.5.4-1","4:4.5.4.1-2","4:4.5.4.1-2ubuntu1","4:4.5.4.1-2ubuntu2","4:4.5.4.1-2ubuntu2.1","4:4.5.4.1-2ubuntu2.1+esm2","4:4.5.4.1-2ubuntu2.1+esm3","4:4.5.4.1-2ubuntu2.1+esm4","4:4.5.4.1-2ubuntu2.1+esm5","4:4.5.4.1-2ubuntu2.1+esm6"],"ecosystem_specific":{"binaries":[{"binary_name":"phpmyadmin","binary_version":"4:4.5.4.1-2ubuntu2.1+esm6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-21252.json"}},{"package":{"name":"civicrm","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/civicrm@4.7.30+dfsg-1ubuntu1+esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.7.23+dfsg-1ubuntu1","4.7.24+dfsg-1ubuntu1","4.7.30+dfsg-1ubuntu1","4.7.30+dfsg-1ubuntu1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"civicrm-common","binary_version":"4.7.30+dfsg-1ubuntu1+esm1"},{"binary_name":"civicrm-l10n","binary_version":"4.7.30+dfsg-1ubuntu1+esm1"},{"binary_name":"wordpress-civicrm","binary_version":"4.7.30+dfsg-1ubuntu1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-21252.json"}},{"package":{"name":"otrs2","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/otrs2@6.0.5-1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.0.23-1","5.0.24-1","6.0.1-1","6.0.2-1","6.0.3-1","6.0.4-1","6.0.5-1"],"ecosystem_specific":{"binaries":[{"binary_name":"otrs","binary_version":"6.0.5-1"},{"binary_name":"otrs2","binary_version":"6.0.5-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-21252.json"}},{"package":{"name":"phpmyadmin","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/phpmyadmin@4:4.6.6-5ubuntu0.5+esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4:4.6.6-5","4:4.6.6-5ubuntu0.2+esm1","4:4.6.6-5ubuntu0.2+esm2","4:4.6.6-5ubuntu0.5","4:4.6.6-5ubuntu0.5+esm1"],"ecosys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