MISP Proposal ACL Bypass: Incomplete Distribution Level Check in Shadow Attribute Access Control

Classification: Severe, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv4.0: 7.1, CVEs: CVE-2026-112178, Summary: MISP contains an access control flaw in the proposal (shadow attribute) visibility logic. The authorization check accepted any attribute or object carrying one of the user's sharing groups without verifying the distribution level, and denied the owning organisation access to proposals on its own organisation-only attributes.

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CVE v události 1

CVE	hodnocení	KEV	EPSS
CVE-2026-112178	7.1 4.0 · CIRCL	–	0.00

Hodnocení z katalogů, všechna, se stupnicí CVSS a vydavatelem. Rozpad vektoru je na stránce CVE. Advisory v textu uvádí CVSS 7.1.