CVE-2026-28281

{"id": "CVE-2026-28281", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 4.2, "exploitabilityScore": 2.8}]}, "published": "2026-03-10T17:38:39.103", "references": [{"url": "https://github.com/instantsoft/icms2/security/advisories/GHSA-pp43-262q-h73m", "tags": ["Exploit", "Mitigation", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-352"}]}], "descriptions": [{"lang": "en", "value": "InstantCMS is a free and open source content management system. Prior to 2.18.1, InstantCMS does not validate CSRF tokens, which allows attackers grant moderator privileges to users, execute scheduled tasks, move posts to trash, and accept friend requests on behalf of the user. This vulnerability is fixed in 2.18.1."}, {"lang": "es", "value": "InstantCMS es un sistema de gesti\u00f3n de contenido gratuito y de c\u00f3digo abierto. Antes de la versi\u00f3n 2.18.1, InstantCMS no valida los tokens CSRF, lo que permite a los atacantes otorgar privilegios de moderador a los usuarios, ejecutar tareas programadas, mover publicaciones a la papelera y aceptar solicitudes de amistad en nombre del usuario. Esta vulnerabilidad est\u00e1 corregida en la versi\u00f3n 2.18.1."}], "lastModified": "2026-03-13T16:19:38.573", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:instantcms:instantcms:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "941170FC-010F-46A8-9479-0D66316AF116", "versionEndExcluding": "2.18.1"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}