CVE-2026-86347: Missing Authorization

Affected versions of MISP allow any authenticated user to access TemplatesController::uploadFile because the ACL entry for templates/uploadFile used the wildcard . This bypasses the intended role restrictions applied to neighboring template-management operations. The upload handler accepts...

Directory traversal

app/Controller/TemplatesController.php in Malware Information Sharing Platform MISP before 2.3.92 does not properly restrict filenames under the tmp/files/ directory, which has unspecified impact and attack vectors...

Design/Logic Flaw

Malware Information Sharing Platform MISP before 2.3.90 allows remote attackers to conduct PHP object injection attacks via crafted serialized data, related to TemplatesController.php and populateeventfromtemplateattributes.ctp...