What’s Vulnerable › Vulnerabilities

CVE-2026-44050: Heap buffer overflow in CNID daemon comm_rcv()

• Severity: critical (CVSS 9.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-21 · updated 2026-07-23
• Weakness: CWE-122

Description

A heap-based buffer overflow in the CNID daemon comm_rcv() function in Netatalk 2.0.0 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code with escalated privileges or cause a denial of service.

Affected products

• Netatalk: from 2.0.0 through 4.4.2

References

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

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