CVE-2026-44054 PUBLISHED

Predictable afpd session token

Assigner: securin
Reserved: 05.05.2026 Published: 21.05.2026 Updated: 21.05.2026

Netatalk 2.0.0 through 4.4.2 generates AFP session tokens derived from predictable process IDs, which allows a remote authenticated attacker to cause a denial of service by exploiting the reconnect mechanism.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS Score: 6.5

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	Low	Integrity Impact	None
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Netatalk
Product	Netatalk
Versions	Default: unaffected affected from 2.0.0 to 4.4.2 (incl.) Version 4.4.3 is unaffected

Credits

Arjun Basnet from Securin finder

References

Netatalk Security Advisory CVE-2026-44054

Problem Types

Use of Insufficiently Random Values CWE