Stack-based Buffer Overflow Vulnerability in Netatalk by Netatalk
CVE-2026-44048

8.8HIGH

Key Information:

Vendor

Netatalk

Status
Netatalk
Vendor
CVE Published:
21 May 2026

What is CVE-2026-44048?

A stack-based buffer overflow vulnerability exists in Netatalk due to UCS-2 type confusion in the convert_charset() function. This flaw allows a remote authenticated attacker to exploit the vulnerability, potentially leading to arbitrary code execution or causing a denial of service. Users operating on versions ranging from 2.0.4 to 4.4.2 are particularly at risk and should take immediate actions to address this security concern.

Affected Version(s)

Netatalk 2.0.4 <= 4.4.2

Netatalk 4.4.3

References

https://netatalk.io/security/CVE-2026-44048
vendor-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Arjun Basnet from Securin
.