{"id":"CVE-2026-87768","aliases":[],"cve":{"records":[{"id":"CVE-2026-87768","source":"CPANSec","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-09T08:09:07.714Z","published":"2026-10-30T12:25:21.054Z","modified":"2026-10-30T15:05:30.618Z"}],"publishers":[{"name":"CPANSec","role":"CNA","organizationId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","modified":"2026-10-30T12:25:21.054Z"},{"name":"CVE","role":"ADP","organizationId":"af854a3a-2127-422b-91ae-364da2661108","modified":"2026-10-30T15:05:30.618Z"}],"references":[{"url":"https://metacpan.org/release/JDEGUEST/DateTime-Lite-v0.8.1/changes","tags":["release-notes"],"source":"CPANSec"},{"url":"http://www.openwall.com/lists/oss-security/2026/10/30/10","tags":[],"source":"CVE"}],"weaknesses":[{"id":"CWE-407","description":"CWE-407 Inefficient Algorithmic Complexity","source":"CPANSec"}],"applicability":[],"prioritization":[]},"title":"DateTime::Lite versions before 0.8.1 for Perl allow CPU exhaustion via a per-day loop when adding seconds","titleSource":"CPANSec","descriptionSource":"CPANSec","description":"DateTime::Lite versions before 0.8.1 for Perl allow CPU exhaustion via a per-day loop when adding seconds.\n\n_normalize_leap_seconds crosses day boundaries one day at a time, so add(seconds => $n) on an object with a non-floating time zone takes about |$n|/86400 iterations, and nothing limits $n. The XS implementation and the pure-Perl fallback both have the loop.\n\nAn attacker who controls the number of seconds added can keep the process busy for as long as they choose.","score":null,"severity":"unknown","published":"2026-10-30T12:25:21.054Z","modified":"2026-10-30T15:05:30.618Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"","name":"DateTime-Lite","platforms":[],"versions":[{"version":"0","status":"affected","lessThan":"0.8.1","versionType":"custom"}],"defaultStatus":"unaffected","packageURL":"pkg:cpan/DateTime-Lite","cpes":[],"source":"CPANSec","url":"https://www.cve.org/CVERecord?id=CVE-2026-87768"}],"remediation":[{"text":"Upgrade to DateTime-Lite v0.8.1 or later.","source":"CPANSec","url":"https://www.cve.org/CVERecord?id=CVE-2026-87768"}],"references":["https://metacpan.org/release/JDEGUEST/DateTime-Lite-v0.8.1/changes","http://www.openwall.com/lists/oss-security/2026/10/30/10"],"sources":[{"name":"CVE","id":"CVE-2026-87768","modified":"2026-10-30T15:05:30.618Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-87768"}],"assessments":[],"sourceAffected":[],"observedAt":"2026-10-30T15:20:12.938Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T14:00:31.626Z"},"coverage":[{"source":"NVD","status":"no-result","checkedAt":"2026-10-30T12:35:32.919Z","attemptedAt":"2026-10-30T12:35:32.919Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-10-30T12:35:32.914Z","attemptedAt":"2026-10-30T12:35:32.914Z"},{"source":"EUVD","status":"no-result","checkedAt":"2026-10-30T12:35:32.912Z","attemptedAt":"2026-10-30T12:35:32.912Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-10-30T12:35:32.914Z","attemptedAt":"2026-10-30T12:35:32.914Z"}],"evidence":[],"aiSummary":{"text":"DateTime::Lite for Perl, versions before 0.8.1, allows CPU exhaustion via a per-day loop when adding seconds, if an attacker controls the number of seconds added. The weakness is due to inefficient algorithmic complexity. An attacker can keep the process busy for as long as they choose.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T12:36:01.800Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-87768"}]}}