{"id":"CVE-2026-26047","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-26047","generatedAt":"2026-10-28T05:59:41.338Z","title":"A denial-of-service vulnerability was identified in Moodle’s TeX formula editor.","description":"A denial-of-service vulnerability was identified in Moodle’s TeX formula editor. When rendering TeX content using mimetex, insufficient execution time limits could allow specially crafted formulas to consume excessive server resources. An authenticated user could abuse this behavior to degrade performance or cause service interruption.","published":"2026-02-21T06:17:00.000Z","lastModified":"2026-06-17T10:25:39.000Z","status":"Analyzed","sourceIdentifier":"patrick@puiterwijk.org","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-400","CWE-770"],"affected":["moodle/moodle"],"epss":{"score":0.00506,"percentile":0.42984,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.51%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-26047","tags":["Third Party Advisory"],"source":"patrick@puiterwijk.org"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2440905","tags":["Third Party Advisory"],"source":"patrick@puiterwijk.org"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-26047","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}