Buffer overflow in Extended Passport (EPP) library - CVE-2026-44756
Published: September 8, 2026
Vulnerability identifier: #VU147376
CSH Severity: Critical
CVSS v4: 10 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H]
CVE-ID: CVE-2026-44756
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error. A remote attacker can send specially crafted packets with a malformed EPP header, trigger memory corruption and execute arbitrary code on the target system.
Affected software
Extended Passport (EPP) library
How to mitigate CVE-2026-44756
Install updates from vendor's website.