Insufficient verification of data authenticity - CVE-2026-44767
Published: July 14, 2026
Vulnerability identifier: #VU137504
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-44767
CWE-ID: CWE-345
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to inject cross-origin CSS.
The vulnerability exists due to improper allowlist enforcement in setThemeRoot() in ui5/webcomponents-base when processing a theme root value. A remote attacker can trick the victim into using crafted content to inject cross-origin CSS.
User interaction is required.
How to mitigate CVE-2026-44767
Install security update from vendor's website.