Low severity · published May 21, 2026
CVE-2026-44074
Bitwise OR of errno values
3.7
CVSS
0.3%
EPSS
No
On KEV
Description
Netatalk 2.1.0 through 4.4.2 combines multiple errno values using bitwise OR, resulting in incorrect error codes when multiple error conditions occur simultaneously, which may allow a remote attacker to cause a minor service disruption via conditions that trigger incorrect error-handling paths.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NE
Netatalk · Netatalk
2.1.0 through 4.4.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-44074
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-44074
netatalk.io
https://netatalk.io/security/CVE-2026-44074
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