Logic Error in Netatalk Affects Remote Command Execution
CVE-2026-44055

7.5HIGH

Key Information:

Vendor

Netatalk

Status
Netatalk
Vendor
CVE Published:
21 May 2026

What is CVE-2026-44055?

A logic error involving bitwise OR operations in specific versions of Netatalk has created a significant vulnerability, allowing remote authenticated attackers to inject OS commands and potentially execute arbitrary code. This flaw underscores the importance of securing software applications against unauthorized command execution, particularly in environments where sensitive data is handled.

Affected Version(s)

Netatalk 3.1.4 <= 4.4.2

Netatalk 4.4.3

References

https://netatalk.io/security/CVE-2026-44055
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Arjun Basnet from Securin
.