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CVE-2026-44050

Heap buffer overflow in CNID daemon comm_rcv()

Published: May 21, 2026Updated: May 21, 2026 Sources: CVE List
NVD MITRE
9.9CVSS
CRITICAL

In Netatalk 2.0.0 through 4.4.2, heap buffer overflow in cnid daemon comm_rcv(). Fixed in 4.4.3.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-122Heap-based Buffer Overflow

Affected Products

Netatalk
Netatalk

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://netatalk.io/security/CVE-2026-44050
netatalk.io

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