CVE-2026-44059
Deferred Deferred - Pending Action
Privilege Escalation in Netatalk

Publication date: 2026-05-21

Last updated on: 2026-05-21

Assigner: securin

Description
A race condition in the privilege toggle mechanism in Netatalk 2.2.5 through 4.4.2 allows a local attacker to obtain limited information, modify limited data, or cause a minor service disruption.
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Meta Information
Published
2026-05-21
Last Modified
2026-05-21
Generated
2026-06-10
AI Q&A
2026-05-21
EPSS Evaluated
2026-06-09
NVD
CVE-2026-44059
EUVD
EUVD-2026-31233
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
netatalk netatalk 4.5.0
netatalk netatalk From 2.2.5 (inc) to 4.4.2 (inc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-362 The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.
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Executive Summary

This vulnerability exists in Netatalk versions 2.2.5 through 4.4.2 and involves a non-reentrant privilege toggle issue. This means that the mechanism used to change privileges is not safe for concurrent use, potentially leading to unexpected behavior or security weaknesses. The issue was fixed in version 4.5.0.

Impact Analysis

Exploitation of this vulnerability could allow an attacker with limited privileges to improperly toggle privileges, potentially leading to unauthorized access or modification of data. The CVSS score of 4.5 indicates a moderate impact, with possible impacts on confidentiality, integrity, and availability.

Mitigation Strategies

To mitigate this vulnerability, you should upgrade Netatalk to version 4.5.0 or later, where the non-reentrant privilege toggle issue has been fixed.

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