CVE-2024-45801: Tampering by prototype polution in DOMPurify
First published: Mon Sep 16 2024(Updated: )
DOMPurify could allow a remote attacker to execute arbitrary code on the system, caused by a prototype pollution flaw in depth check. By adding or modifying properties of Object.prototype using a __proto__ or constructor payload, an attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| npm/dompurify | >=3.0.0<3.1.3 | 3.1.3 |
| npm/dompurify | <2.5.4 | 2.5.4 |
| IBM Data Virtualization on Cloud Pak for Data | <=3.0 | |
| IBM Watson Query with Cloud Pak for Data | <=2.2 | |
| IBM Watson Query with Cloud Pak for Data | <=2.1 | |
| IBM Watson Query with Cloud Pak for Data | <=2.0 | |
| IBM Data Virtualization on Cloud Pak for Data | <=1.8 | |
| IBM Data Virtualization on Cloud Pak for Data | <=1.7 |
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Reference Links
- https://github.com/cure53/DOMPurify/security/advisories/GHSA-mmhx-hmjr-r674
- https://github.com/cure53/DOMPurify/commit/1e520262bf4c66b5efda49e2316d6d1246ca7b21
- https://github.com/cure53/DOMPurify/commit/26e1d69ca7f769f5c558619d644d90dd8bf26ebc
- https://nvd.nist.gov/vuln/detail/CVE-2024-45801
- https://github.com/advisories/GHSA-mmhx-hmjr-r674 (Advisory)
- https://www.ibm.com/support/pages/node/7183851 (Advisory)
- https://access.redhat.com/errata/RHSA-2024:7706
- https://access.redhat.com/errata/RHSA-2024:8014
- https://access.redhat.com/errata/RHSA-2024:10762
- https://access.redhat.com/errata/RHSA-2025:0892
- https://access.redhat.com/errata/RHSA-2025:4019
- https://bugzilla.redhat.com/show_bug.cgi?id=2312631
Frequently Asked Questions
What is the severity of CVE-2024-45801?
CVE-2024-45801 is considered a high severity vulnerability due to its potential for XSS exploitation.
How do I fix CVE-2024-45801?
To fix CVE-2024-45801, update DOMPurify to version 3.1.3 or later, or to version 2.5.4 if using an earlier version.
What is the impact of CVE-2024-45801?
CVE-2024-45801 allows attackers to bypass depth checking, leading to potential XSS attacks.
Who is affected by CVE-2024-45801?
CVE-2024-45801 affects users of DOMPurify versions between 3.0.0 and 3.1.3 and those using versions up to 2.5.4.
What is DOMPurify in relation to CVE-2024-45801?
DOMPurify is an XSS sanitizer for HTML, MathML, and SVG that is affected by CVE-2024-45801 due to a vulnerability in its nesting depth mechanisms.
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