Prototype Pollution in mithril

Description

Affected versions of mithrilare vulnerable to prototype pollution. The function parseQueryString may allow a malicious user to modify the prototype of Object, causing the addition or modification of an existing property that will exist on all objects.

Recommendation

Update the mithril package to the latest compatible version. Followings are version details:

• Affected version(s): **>= 2.0.0, < 2.0.2

  < 1.1.7**

• Patched version(s): **2.0.2

  1.1.7**

References

• GHSA-c3px-v9c7-m734
• www.npmjs.com
• CWE-1321

Related Issues

• jsPDF Denial of Service (DoS) - CVE-2025-57810
• MailDev Remote Code Execution - CVE-2024-27448
• vxe-table prototype pollution - CVE-2024-57080
• Cross-Site Scripting in jquery - CVE-2020-7656

Tags:

npm

mithril