GHSA-3mpm-jx38-9m8w

sassdoc-extras vulnerable to prototype pollution

Source: GitHub Advisory Database (reviewed) Low CVE-2025-57326

Packages

Ecosystem	Package	Affected	Fixed in
npm	sassdoc-extras	<= 3.0.0	no fix listed

Details

As written in the advisory (Markdown source, shown as plain text).

A Prototype Pollution vulnerability in the byGroupAndType function of sassdoc-extras v2.5.1 and before allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.

References

External links from the advisory. They lead to third-party sites.

https://nvd.nist.gov/vuln/detail/CVE-2025-57326 advisory
https://github.com/SassDoc/sassdoc-extras package
https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/sassdoc-extras%402.5.1/index.js web
https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57326 web