How severe is CVE-2026-44050?

CVE-2026-44050 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-44050 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-44050?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-44050 have an EU (EUVD) identifier?

Yes. CVE-2026-44050 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31229.

When was CVE-2026-44050 published?

CVE-2026-44050 was published on 2026-05-21 and last updated on 2026-06-17.

CVE-2026-44050

CVE-2026-44050 is a critical-severity vulnerability with a CVSS 3.x base score of 9.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-122.

Key facts

Severity: Critical (CVSS 3.x base score 9.9)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-31229
Weakness: CWE-122
Published: 2026-05-21
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-44050?: 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.
How severe is CVE-2026-44050?: CVE-2026-44050 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-44050 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-44050?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-44050 have an EU (EUVD) identifier?: Yes. CVE-2026-44050 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31229.
When was CVE-2026-44050 published?: CVE-2026-44050 was published on 2026-05-21 and last updated on 2026-06-17.

References

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

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