PT-2026-63984

Name of the Vulnerable Software and Affected Versions DOMPurify versions prior to 3.4.11 Description An issue exists where the software fails to clone the ALLOWED ATTR allowlist when setConfig is used with an uponSanitizeAttribute hook. This allows the hook to permanently mutate the shared...

NPM: DOMPurify: Trusted Types policy survives `clearConfig()` and can poison later `RETURN_TRUSTED_TYPE` output

NPM: DOMPurify: Trusted Types policy survives clearConfig and can poison later RETURNTRUSTEDTYPE output vulnerability discovered by ? in WordPress Npm dompurify versions 3.4.9...

Cross-site Scripting (XSS)

Overview org.webjars.npm:dompurify is a DOM-only XSS sanitizer for HTML, MathML and SVG. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the INPLACE process when attacker-controlled live DOM nodes are sanitized. An attacker can execute arbitrary scripts in the...

Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerability in dompurify-3.2.6.tgz

Summary IBM Watson Discovery Cartridge affected by vulnerability in dompurify-3.2.6.tgz Vulnerability Details CVEID:CVE-2025-15599 DESCRIPTION: DOMPurify 3.1.3 through 3.2.6 and 2.5.3 through 2.5.8 contain a cross-site scripting vulnerability that allows attackers to bypass attribute sanitization...

Security Bulletin: Investigation Assistant App for IBM QRadar SIEM is vulnerable to using components with known vulnerabilities

Summary The product includes vulnerable components e.g., framework libraries that could be identified and exploited with automated tools. Investigation Assistant App for IBM QRadar SIEM has addressed the applicable CVEs in an update. Vulnerability Details CVEID:CVE-2025-27789 DESCRIPTION: Babel i...

Security Bulletin: IBM Maximo Application Suite - Visual Inspection component uses dompurify-3.3.2.tgz which is vulnerable to CVE-2026-41238, CVE-2026-41239, CVE-2026-41240

Summary IBM Maximo Application Suite - Visual Inspection component uses dompurify-3.3.2.tgz which is vulnerable to CVE-2026-41238, CVE-2026-41239, CVE-2026-41240 , This bulletin contains information regarding the vulnerability and its remediation. Vulnerability Details CVEID:CVE-2026-41238...

Security Bulletin: Cross-site scripting, authentication bypass by spoofing, and other vulnerabilities might affect IBM Storage Defender - Resiliency Service

Summary IBM Storage Defender - Resiliency Service is vulnerable to cross-site scripting, authentication bypass by spoofing, and others. The vulnerabilities have been addressed. Vulnerability Details CVEID:CVE-2025-15599 DESCRIPTION: DOMPurify 3.1.3 through 3.2.6 and 2.5.3 through 2.5.8 contain a...

Fedora 42 : python-jupytext (2026-793b55138d)

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-793b55138d advisory. This update contains upgrades to various npm packages used during the build to address CVEs, namely: - CVE-2025-69873 ajv - CVE-2026-0540 DOMPurify ...

Security Bulletin: There is a vulnerability in dompurify-3.2.4.tgz used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2025-15599, CVE-2026-0540)

Summary There is a vulnerability in dompurify-3.2.4.tgz used by IBM Maximo Manage application in IBM Maximo Application Suite. Vulnerability Details CVEID:CVE-2025-15599 DESCRIPTION: DOMPurify 3.1.3 through 3.2.6 and 2.5.3 through 2.5.8 contain a cross-site scripting vulnerability that allows...

Security Bulletin: IBM Maximo Application Suite - Monitor Component uses dompurify-3.2.7.tgz, dompurify-3.3.0.tgz, dompurify-3.3.1.tgz which is vulnerable to CVE-2026-0540.

Summary IBM Maximo Application Suite - Monitor Component uses dompurify-3.2.7.tgz, dompurify-3.3.0.tgz, dompurify-3.3.1.tgz which is vulnerable to CVE-2026-0540. This bulletin contains information addressing the vulnerability. Vulnerability Details CVEID:CVE-2026-0540 DESCRIPTION: DOMPurify 3.1.3...

CVE-2026-41240

Summary of technical details (CVE-2026-41240) : DOMPurify prior to 3.4.0 has an inconsistency between FORBID_TAGS and FORBID_ATTR when function-based ADD_TAGS is used. The fix added an early exit for FORBID_ATTR but the FORBID_TAGS path remained unpatched, causing short-circuiting that allows for...

Linux Distros Unpatched Vulnerability : CVE-2026-41240

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - DOMPurify is a DOM-only cross-site scripting sanitizer for HTML, MathML, and SVG. Versions prior to 3.4.0 have an inconsistency between FORBIDTAGS and FORBIDATT...

DOMPurify: Prototype Pollution to XSS Bypass via CUSTOM_ELEMENT_HANDLING Fallback

Summary DOMPurify versions 3.0.1 through 3.3.3 latest are vulnerable to a prototype pollution-based XSS bypass. When an application uses DOMPurify.sanitize with the default configuration no CUSTOMELEMENTHANDLING option, a prior prototype pollution gadget can inject permissive tagNameCheck and...

Security Bulletin: IBM Security SOAR is using a component with a known vulnerability (CVE-2025-15599)

Summary IBM Security SOAR uses an older version of the DOMPurify component that may be identified and exploited. Updates for supported versions have been released which address the issue. It is recommended to upgrade to version 51.0.9.2 Vulnerability Details CVEID:CVE-2025-15599 DESCRIPTION:...

Cross-site Scripting (XSS)

Overview org.webjars.npm:dompurify is a DOM-only XSS sanitizer for HTML, MathML and SVG. Affected versions of this package are vulnerable to Cross-site Scripting XSS leading to cross-site scripting, via custom elements. When CUSTOMELEMENTHANDLING is not enabled, and an attacker has already pollut...

Security Bulletin: IBM App Connect Enterprise Certified Container DesignerAuthoriong operands are vulnerable to cross-site scripting (GHSA-h8r8-wccr-v5f2, GHSA-cjmm-f4jc-qw8r) and prototype polution (GHSA-cj63-jhhr-wcxv)

Summary Node.js module dompurify is used by IBM App Connect Enterprise Certified Container. IBM App Connect Enterprise Certified Container DesignerAuthoring operands are vulnerable to cross-site scripting GHSA-h8r8-wccr-v5f2, GHSA-cjmm-f4jc-qw8r and prototype polution GHSA-cj63-jhhr-wcxv. This...

PT-2026-63989

Name of the Vulnerable Software and Affected Versions DOMPurify versions prior to 3.4.0 Description A logic error exists in the ADD TAGS function where short-circuit evaluation allows tags listed in FORBID TAGS to bypass restrictions. This occurs when tags are simultaneously listed in both FORBID...

Security Bulletin: SPSS Collaboration and Deployment Services is affected by vulnerabilities in DOMPurify (CVE-2025-15599, CVE-2026-0540)

Summary SPSS Collaboration and Deployment Services is affected by vulnerabilities in DOMPurify CVE-2025-15599, CVE-2026-0540. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2025-15599 DESCRIPTION: DOMPurify 3.1.3 through 3.2.6 and 2.5.3 through 2.5.8 contain a...

Permissive List of Allowed Inputs

Overview org.webjars.npm:dompurify is a DOM-only XSS sanitizer for HTML, MathML and SVG. Affected versions of this package are vulnerable to Permissive List of Allowed Inputs in the ADDATTR predicate function via EXTRAELEMENTHANDLING.attributeCheck. An attacker can inject and execute malicious...

CVE-2026-0540

DOMPurify 3.1.3 through 3.3.1 and 2.5.3 through 2.5.8, fixed in commit 2726c74, contain a cross-site scripting vulnerability that allows attackers to bypass attribute sanitization by exploiting five missing rawtext elements noscript, xmp, noembed, noframes, iframe in the SAFEFORXML regex. Attacke...