{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-44767","assignerOrgId":"e4686d1a-f260-4930-ac4c-2f5c992778dd","state":"PUBLISHED","assignerShortName":"sap","dateReserved":"2026-05-07T18:39:44.147Z","datePublished":"2026-07-14T00:22:05.306Z","dateUpdated":"2026-07-14T12:50:32.398Z"},"containers":{"cna":{"providerMetadata":{"orgId":"e4686d1a-f260-4930-ac4c-2f5c992778dd","shortName":"sap","dateUpdated":"2026-07-14T06:48:31.541Z"},"title":"Allowlist Bypass in setThemeRoot() Enables Cross-Origin CSS Injection","problemTypes":[{"descriptions":[{"lang":"eng","cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation","type":"CWE"}]}],"affected":[{"vendor":"SAP_SE","product":"@ui5/webcomponents-base","versions":[{"status":"affected","version":"@ui5/webcomponents-base < 2.21.0"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"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-theme-origins> tag was present in the document. The same bypass was reachable via the ?sap-themeRoot URL parameter.Exploitation requires attacker-influenced input (e.g., a URL query parameter, tenant configuration, or user-supplied setting) to reach setThemeRoot(). A successful exploit allows an attacker to inject arbitrary CSS into the victim page, enabling:- UI redressing and clickjacking- Phishing overlays- Visual defacement- Limited data exfiltration via CSS attribute selectors targeting predictable DOM content","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>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 &lt;link rel=stylesheet&gt; element, even when no &lt;meta name=sap-allowed-theme-origins&gt; tag was present in the document. The same bypass was reachable via the ?sap-themeRoot URL parameter.Exploitation requires attacker-influenced input (e.g., a URL query parameter, tenant configuration, or user-supplied setting) to reach setThemeRoot(). A successful exploit allows an attacker to inject arbitrary CSS into the victim page, enabling:- UI redressing and clickjacking- Phishing overlays- Visual defacement- Limited data exfiltration via CSS attribute selectors targeting predictable DOM content</p>"}]}],"references":[{"url":"https://github.com/UI5/webcomponents/security/advisories/GHSA-p8gx-753q-v89p"},{"url":"https://url.sap/sapsecuritypatchday"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":6.1,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-14T12:50:20.943832Z","id":"CVE-2026-44767","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-14T12:50:32.398Z"}}]}}