ZDI-CAN-29218 HIGH 7.8 Upcoming Mar 26, 2026

Meta

Meta, a major social media and technology company, has a high-severity local vulnerability (CVSS 7.8) that requires user interaction but no authentication to exploit, potentially allowing attackers with local access to gain high-level control over confidentiality, integrity, and availability of affected systems. The vulnerability was reported in March 2026 with a patch deadline of July 2026, giving the vendor approximately four months to develop and release a fix. Security teams should monitor Meta's advisory channels closely for patches and consider restricting local access on systems running affected Meta products until updates are available.

Advisory Details
Researcher Mat Powell of TrendAI Zero Day Initiative
Reported March 26, 2026
Deadline July 24, 2026 99d
CVSS Vector AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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