Authentication Module Vulnerability in Netatalk Products by Netatalk
CVE-2026-44073

4MEDIUM

Key Information:

Vendor

Netatalk

Status
Netatalk
Vendor
CVE Published:
21 May 2026

What is CVE-2026-44073?

The authentication modules in Netatalk from versions 1.5.0 to 4.4.2 possess a flaw where they improperly check the return value of the seteuid() function. This vulnerability can be exploited by a remote authenticated attacker, allowing them to maintain elevated privileges even under error conditions, thereby posing a significant security risk.

Affected Version(s)

Netatalk 1.5.0 <= 4.4.2

Netatalk 4.5.0

References

https://netatalk.io/security/CVE-2026-44073
vendor-advisory

CVSS V3.1

Score:
4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Arjun Basnet from Securin
.