Cyber Resilience

CVE-2026-44048

High

Published: 21 May 2026

Published
21 May 2026
Modified
21 May 2026
KEV Added
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Patch
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CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0042 33.6th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-44048 is a high-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Netatalk (inferred from references). Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 33.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A stack-based buffer overflow via UCS-2 type confusion in convert_charset() in Netatalk 2.0.4 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code or cause a denial of service.

CWE(s)
CWE-121

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1210 Exploitation of Remote Services Lateral Movement
Adversaries may exploit remote services to gain unauthorized access to internal systems once inside of a network.
attack.mitre.org →
Why these techniques?

Buffer overflow in Netatalk network service directly enables remote authenticated RCE via exploitation of the exposed file-sharing daemon.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2025-60679Shared CWE-121
CVE-2025-66176Shared CWE-121
CVE-2025-20352Shared CWE-121
CVE-2025-26507Shared CWE-121
CVE-2026-38422Shared CWE-121
CVE-2025-11783Shared CWE-121
CVE-2025-54491Shared CWE-121
CVE-2024-39359Shared CWE-121
CVE-2026-42469Shared CWE-121
CVE-2020-37159Shared CWE-121

Affected Assets

Netatalk
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inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References