Medium severity · published May 21, 2026
CVE-2026-44073
seteuid failure ignored in auth modules
5.0
CVSS
0.3%
EPSS
No
On KEV
Description
Authentication modules in Netatalk 1.5.0 through 4.4.2 fail to check the return value of seteuid(), which may allow a remote authenticated attacker to retain elevated privileges under error conditions.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NE
Netatalk · Netatalk
1.5.0 through 4.4.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-44073
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-44073
netatalk.io
https://netatalk.io/security/CVE-2026-44073
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