CVE-2025-15599
MEDIUM6.1EPSS 0.04%DOMPurify contains a Cross-site Scripting vulnerability
Published: 3/3/2026Modified: 4/28/2026
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 by exploiting missing textarea rawtext element validation in the SAFE_FOR_XML regex. Attackers can include closing rawtext tags like </textarea> in attribute values to break out of rawtext contexts and execute JavaScript when sanitized output is placed inside rawtext elements. The 3.x branch was fixed in 3.2.7; the 2.x branch was never patched.
Affected packages (2)
- Debian/node-dompurifyfrom 0
- npm/dompurify>= 3.1.3, < 3.2.7
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N |
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
References (6)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2025-15599
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2025-15599
- PATCHhttps://github.com/cure53/DOMPurify
- WEBhttps://github.com/cure53/DOMPurify/commit/c861f5a83fb8d90800f1680f855fee551161ac2b
- WEBhttps://www.vulncheck.com/advisories/dompurify-xss-via-textarea-rawtext-bypass-in-safe-for-xml
- WEBhttps://www.vulncheck.com/advisories/dompurify-xss-via-textarea-rawtext-bypass-in-safeforxml