Netatalk up to 4.4.2 File symlink

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Netatalk up to 4.4.2. It has been classified as critical. Affected by this vulnerability is an unknown functionality of the component File Handler. Performing a manipulation results in symlink. This vulnerability is identified as CVE-2026-44051. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Netatalk up to 4.4.2. It has been classified as critical. This affects an unknown code block of the component File Handler. The manipulation with an unknown input leads to a symlink vulnerability. CWE is classifying the issue as CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An improper link resolution vulnerability in Netatalk 3.0.2 through 4.4.2 allows a remote authenticated attacker to read arbitrary files or overwrite arbitrary files via attacker-controlled symlink creation.

It is possible to read the advisory at sourceforge.net. This vulnerability is uniquely identified as CVE-2026-44051. The exploitability is told to be easy. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 315215 (Debian dsa-62801 : a2boot - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.4.3 eliminates this vulnerability. The upgrade is hosted for download at netatalk.io.

The vulnerability is also documented in the vulnerability database at Tenable (315215). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.1
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 315215
Nessus Name: Debian dsa-62801 : a2boot - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Netatalk 4.4.3

Timelineinfo

05/19/2026 Advisory disclosed
05/19/2026 +0 days VulDB entry created
05/24/2026 +5 days VulDB entry last update

Sourcesinfo

Advisory: sourceforge.net
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-44051 (🔒)
GCVE (CVE): GCVE-0-2026-44051
GCVE (VulDB): GCVE-100-364551

Entryinfo

Created: 05/19/2026 07:55
Updated: 05/24/2026 02:05
Changes: 05/19/2026 07:55 (53), 05/20/2026 16:46 (2), 05/24/2026 02:05 (12)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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