SB2025083002 - SSRF in Next.js

Description

This security bulletin contains information about 1 security vulnerability.

1) Server-Side Request Forgery (SSRF) (CVE-ID: CVE-2025-57822)

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input when next() is used without explicitly passing the request object. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Remediation

Install update from vendor's website.

References

• https://github.com/vercel/next.js/commit/9c9aaed5bb9338ef31b0517ccf0ab4414f2093d8
• https://github.com/vercel/next.js/security/advisories/GHSA-4342-x723-ch2f
• https://vercel.com/changelog/cve-2025-57822