#VU123115 Memory leak in Libxml2 - CVE-2026-1757
Published: February 20, 2026
Vulnerability identifier: #VU123115
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-1757
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Libxml2
Libxml2
Software vendor:
Gnome Development Team
Gnome Development Team
Description
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak within the interactive shell of the xmllint utility when handling whitespaces. A remote attacker can force the application to leak memory and perform denial of service attack.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.