[ CVE-2026-103687 · Published 1 Oct 2026 ]
Vulnerability in rhukster dom-sanitizer
CVSS 7.3
EPSS <1%No fix listed yet
[ Why it matters ]Priority signals
- Public proof-of-concept exploit exists (CISA SSVC)
[ Description ]Official description
A vulnerability has been found in rhukster dom-sanitizer up to 1.0.15. The affected element is the function url of the file src/DOMSanitizer.php of the component SVG Sanitization. Such manipulation leads to incomplete blacklist. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.0.16 is sufficient to fix this issue. The name of the patch is 139c46c3d7c9bc81542b7b5a58d5cde5d0e0195a. Upgrading the affected component is recommended.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.
[ References ]References
- github.com/rhukster/dom-sanitizer
- github.com/rhukster/dom-sanitizer/commit/139c46c3d7c9bc81542b7b5a58d5cde5d0e0195a
- github.com/rhukster/dom-sanitizer/releases/tag/1.0.16
- github.com/rhukster/dom-sanitizer/security/advisories/GHSA-cjfg-j8jp-5xvc
- vuldb.com/cve/CVE-2026-103687
- vuldb.com/submit/958345
- vuldb.com/vuln/412551
- vuldb.com/vuln/412551/cti