{"id":"CVE-2025-66382","title":"In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.","summary":"In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.","severity":"low","cvss":2.9,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","cvssSource":"cna","cwe":["CWE-407"],"vendor":"libexpat project","product":"libexpat","affected":["libexpat <= 2.7.5"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2025-12-03T16:08:41.228187Z"},"published":"2025-11-28","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:09:35.169Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-66382","references":[{"url":"https://github.com/libexpat/libexpat/issues/1076"}],"tags":["cve.org"],"epss":0.00203,"epssPercentile":0.09548,"ingestedAt":"2026-10-15T05:52:46.065Z","slug":"CVE-2025-66382","body":"## Overview\n\nIn libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.\n\n## Affected\n\n- `libexpat <= 2.7.5`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":16,"depthScoreParts":{"impact":16,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}