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CRITICAL

CVE-2026-44756

CVSS v3

10

CRITICAL

EPSS Score

0.7 %

exploit probability, as of 2026-09-28

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

A memory safety vulnerability exists in the Extended Passport Protocol (EPP) processing library. Under specific conditions, an unauthenticated attacker could exploit a crafted network request containing a malformed EPP header, potentially resulting in undefined behavior and abnormal program termination. Successful exploitation may have a high impact on the confidentiality, integrity, and availability of the application.

Technical details

Published
2026-09-08
Last Modified
2026-09-08

Frequently asked questions

What is CVE-2026-44756?

A memory safety vulnerability exists in the Extended Passport Protocol (EPP) processing library. Under specific conditions, an unauthenticated attacker could exploit a crafted network request containing a malformed EPP header, potentially resulting in undefined behavior and abnormal program termination. Successful exploitation may have a high impact on the confidentiality, integrity, and availability of the application.

Is CVE-2026-44756 actively exploited?

Active exploitation of CVE-2026-44756 has not been confirmed. Its EPSS score was 0.7% on 2026-09-28, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-44756?

CVE-2026-44756 has a CVSS v3 base score of 10 (CRITICAL severity).

Is CVE-2026-44756 affecting your environment?

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