{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-17T01:07:12.501","vulnerabilities":[{"cve":{"id":"CVE-2026-26047","sourceIdentifier":"patrick@puiterwijk.org","published":"2026-02-21T06:17:00.377","lastModified":"2026-02-26T19:45:29.417","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"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."},{"lang":"es","value":"Se ha identificado una vulnerabilidad de denegación de servicio en el editor de fórmulas TeX de Moodle. Al renderizar contenido TeX usando mimetex, si los límites de tiempo de ejecución son insuficientes, podrían permitir que fórmulas especialmente diseñadas consuman excesivos recursos del servidor. Un usuario autenticado podría abusar de este comportamiento para degradar el rendimiento o causar interrupción del servicio."}],"metrics":{"cvssMetricV31":[{"source":"patrick@puiterwijk.org","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":3.6}]},"weaknesses":[{"source":"patrick@puiterwijk.org","type":"Secondary","description":[{"lang":"en","value":"CWE-400"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-770"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*","versionEndExcluding":"4.5.9","matchCriteriaId":"80B1995C-45EB-41E5-A497-D565964750A1"},{"vulnerable":true,"criteria":"cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0.0","versionEndExcluding":"5.0.5","matchCriteriaId":"8CDB0968-2E2B-4C2F-BF59-9479D1EEC287"},{"vulnerable":true,"criteria":"cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1.0","versionEndExcluding":"5.1.2","matchCriteriaId":"36833D08-9C77-48B1-9240-7F326F5BB1CC"}]}]}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-26047","source":"patrick@puiterwijk.org","tags":["Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2440905","source":"patrick@puiterwijk.org","tags":["Third Party Advisory"]}]}}]}