Vulnerabilities in MISP
Classification: Important, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv4.0: 6.2, CVEs: CVE-2026-103388, CVE-2026-103389, CVE-2026-103321, Summary: CVE-2026-103388 (CVSS: 6.2): MISP renders the source field of a Galaxy Cluster as a clickable hyperlink whenever the stored value passes PHP's FILTER_VALIDATE_URL validation. Because FILTER_VALIDATE_URL accepts the javascript: URI scheme, a user with galaxy editor privileges on the local instance or on a synced instance could store a…
CVSS 6.2 CVE-2026-103321 CVE-2026-103388 CVE-2026-103389 MISP FI