CVE-2026-7837: Netatalk

Low severity, CVSS 3.7. EPSS: 0.3% chance of exploitation in the next 30 days.

A time-of-check time-of-use (TOCTOU) condition in the ad_flush function in Netatalk 3.0.0 through 4.4.2 involves root-privileged file operations, which may allow a remote attacker to cause limited data modification under specific race conditions.

Affected products

• Netatalk Netatalk: from 3.0.0, up to and including 4.4.2

Published 2026-05-21. Last modified 2026-07-23.