CVE-2026-103687rhukster dom-sanitizer SVG Sanitization DOMSanitizer.php url incomplete blacklist
Updated under an hour ago ()
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It affects rhukster dom-sanitizer. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.54%, higher than 44% of scored CVEs.
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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.
- CVSS
- 7.3 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
- Weakness (CWE)
- CWE-184, CWE-183
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.54% (percentile 44)
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Oct 1, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
rhukster dom-sanitizer rhukster:dom-sanitizer | 1.0.0; 1.0.1; 1.0.2; 1.0.3; 1.0.4; 1.0.5; 1.0.6; 1.0.7; and 9 more ranges | CNA record |
References
- https://vuldb.com/vuln/412551vdb-entry, technical-description
- https://vuldb.com/vuln/412551/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-103687third-party-advisory
- https://vuldb.com/submit/958345third-party-advisory
- https://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-cjfg-j8jp-5xvcexploit
- https://github.com/rhukster/dom-sanitizer/commit/139c46c3d7c9bc81542b7b5a58d5cde5d0e0195apatch
- https://github.com/rhukster/dom-sanitizer/releases/tag/1.0.16patch
- https://github.com/rhukster/dom-sanitizer/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.