CVE-2026-40301

MEDIUM EPSS 18.6%
Published Apr 17, 20262mo ago · Modified Jun 17, 20262w ago
4.7 CVSS 3.1
Medium
Find Similar
Published Apr 17, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

Description

DOMSanitizer is a DOM/SVG/MathML Sanitizer for PHP 7.3+. Prior to version 1.0.10, DOMSanitizer::sanitize() allows <style> elements in SVG content but never inspects their text content. CSS url() references and @import rules pass through unfiltered, causing the browser to issue HTTP requests to attacker-controlled hosts when the sanitized SVG is rendered. Version 1.0.10 fixes the issue.

CVSS Details

Base Score
4.7
Exploitability
2.8
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
18.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 3

  • github.com https://github.com/rhukster/dom-sanitizer/commit/49a98046b708a4c92f754f5b0ef1720bb85142e2
  • github.com https://github.com/rhukster/dom-sanitizer/releases/tag/1.0.10
  • github.com https://github.com/rhukster/dom-sanitizer/security/advisories/GHSA-93vf-569f-22cq

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.