XSS in Sap_se @Ui5/webcomponents-base
CVE-2026-44767
setThemeRoot() failed to enforce the sap-allowed-theme-origins allowlist. An attacker-controlled absolute cross-origin URL could be stored and used directly to construct a <link rel=stylesheet> element, even when no <meta name=sap-allowed-…
Vulnerability class: XSS (Cross-Site Scripting)
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Sap_se @Ui5/webcomponents-base — versions @ui5/webcomponents-base < 2.21.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-44767?
- CVE-2026-44767 is a medium-severity vulnerability in Sap_se @Ui5/webcomponents-base, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-07-14.
- How severe is CVE-2026-44767?
- Medium severity. CVSS v3 base score is 6.1 out of 10.