{"id":"CVE-2023-26364","aliases":["EUVD-2023-2304","GHSA-hpx4-r86g-5jrg","SUSE-SU-2024:1415-1","SUSE-SU-2024:1415-2","SUSE-SU-2024:1416-1"],"status":"published","title":"Denial of Service of regular expression in package @adobe/css-tools","description":"@adobe/css-tools version 4.3.0 and earlier are affected by an Improper Input Validation vulnerability that could result in a minor denial of service while attempting to parse CSS. Exploitation of this issue does not require user interaction or privileges.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01154,"percentile":0.6745,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1333","CWE-20"],"published":"2023-08-29T23:33:26Z","modified":"2026-06-17T05:43:10Z","fixes":[{"ecosystem":"npm","package":"@adobe/css-tools","fixed_in":["4.3.1"],"sources":["ghsa","osv"]},{"ecosystem":"SUSE:Linux Enterprise Micro 5.5","package":"cockpit-wicked","fixed_in":["5~git8.c06c55b-150500.3.3.1"],"sources":["osv"]},{"ecosystem":"SUSE:Linux Enterprise Micro 5.4","package":"cockpit-wicked","fixed_in":["4.5-150400.3.3.1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"@adobe/css-tools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.1"}]}]},{"source":"osv","ecosystem":"npm","package":"@adobe/css-tools","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.3.1"}]}]},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.5","package":"cockpit-wicked","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5~git8.c06c55b-150500.3.3.1"}]}]},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.5","package":"cockpit-wicked","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5~git8.c06c55b-150500.3.3.1"}]}]},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.4","package":"cockpit-wicked","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.5-150400.3.3.1"}]}]}],"products":[{"vendor":"adobe","product":"css-tools"},{"vendor":"adobe","product":"not a product"}],"references":[{"url":"https://github.com/adobe/css-tools/security/advisories/GHSA-hpx4-r86g-5jrg","tags":["vendor-advisory","x_transferred","Vendor Advisory","web"]},{"url":"https://github.com/adobe/css-tools/commit/2b09a25d1dbdbb16fe80065e4c9beb5623ee5793","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-26364","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-hpx4-r86g-5jrg"},{"url":"https://github.com/adobe/css-tools","tags":["package"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20241415-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1217325","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2023-26364","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20241415-2/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20241416-1/","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-26364","title":"Denial of Service of regular expression in package @adobe/css-tools","description":"@adobe/css-tools version 4.3.0 and earlier are affected by an Improper Input Validation vulnerability that could result in a minor denial of service while attempting to parse CSS. Exploitation of this issue does not require user interaction or privileges.","status":"published","published":"2023-11-17T13:38:41.278Z","modified":"2024-08-29T14:12:36.686Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:15.434947Z"}],"euvd":[{"id":"EUVD-2023-2304","description":"@adobe/css-tools version 4.3.0 and earlier are affected by an Improper Input Validation vulnerability that could result in a minor denial of service while attempting to parse CSS. Exploitation of this issue does not require user interaction or privileges.","status":"published","published":"2023-11-17T13:38:41Z","modified":"2024-08-29T14:12:36Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-03T00:56:08.302583Z"}],"ghsa":[{"id":"GHSA-hpx4-r86g-5jrg","title":"@adobe/css-tools Regular Expression Denial of Service (ReDOS) while Parsing CSS","description":"### Impact\n@adobe/css-tools version 4.3.0 and earlier are affected by an Improper Input Validation vulnerability that could result in a denial of service while attempting to parse CSS.\n\n### Patches\nThe issue has been resolved in 4.3.1.\n\n### Workarounds\nNone\n\n### References\nN/A\n\n","status":"published","published":"2023-08-29T23:33:26Z","modified":"2023-11-17T22:06:30Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-20","CWE-1333"],"updated_at":"2026-11-02T14:37:22.040291Z"}],"nvd":[{"id":"CVE-2023-26364","description":"@adobe/css-tools version 4.3.0 and earlier are affected by an Improper Input Validation vulnerability that could result in a minor denial of service while attempting to parse CSS. Exploitation of this issue does not require user interaction or privileges.","status":"published","published":"2023-11-17T14:15:21.083Z","modified":"2026-06-17T05:43:10.62Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:08:47.966245Z"}],"osv":[{"id":"GHSA-hpx4-r86g-5jrg","title":"@adobe/css-tools Regular Expression Denial of Service (ReDOS) while Parsing CSS","description":"### Impact\n@adobe/css-tools version 4.3.0 and earlier are affected by an Improper Input Validation vulnerability that could result in a denial of service while attempting to parse CSS.\n\n### Patches\nThe issue has been resolved in 4.3.1.\n\n### Workarounds\nNone\n\n### References\nN/A\n\n","status":"published","published":"2023-08-29T23:33:26Z","modified":"2026-05-04T09:00:06.508008953Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-1333","CWE-20"],"updated_at":"2026-11-02T15:46:49.28217Z"},{"id":"SUSE-SU-2024:1415-1","title":"Security update for cockpit-wicked","description":"This update for cockpit-wicked fixes the following issues:\n\n- CVE-2023-26364: Fixed denial of service due to improper input validation during CSS parsing (bsc#1217325)\n\nOther fixes:\n- Update to version 5~git8.c06c55b.\n","status":"published","published":"2024-04-24T08:33:28Z","modified":"2026-02-04T03:14:14.289362Z","updated_at":"2026-11-02T15:53:54.652421Z"},{"id":"SUSE-SU-2024:1415-2","title":"Security update for cockpit-wicked","description":"This update for cockpit-wicked fixes the following issues:\n\n- CVE-2023-26364: Fixed denial of service due to improper input validation during CSS parsing (bsc#1217325)\n\nOther fixes:\n- Update to version 5~git8.c06c55b.\n","status":"published","published":"2024-04-24T08:33:28Z","modified":"2026-02-04T04:28:10.602389Z","updated_at":"2026-11-02T15:53:54.652421Z"},{"id":"SUSE-SU-2024:1416-1","title":"Security update for cockpit-wicked","description":"This update for cockpit-wicked fixes the following issues:\n\n- CVE-2023-26364: Fixed denial of service due to improper input validation during CSS parsing (bsc#1217325)\n\nOther fixes:\n- Upgrade to version 4.5\n","status":"published","published":"2024-04-24T08:33:36Z","modified":"2026-02-04T02:48:23.783796Z","updated_at":"2026-11-02T15:53:54.652421Z"}]}}