CSRF in Justinas Nosurf

CVE-2025-46721

nosurf is cross-site request forgery (CSRF) protection middleware for Go. A vulnerability in versions prior to 1.2.0 allows an attacker who controls content on the target site, or on a subdomain of the target site (either via XSS, or other…

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.002 (10.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-46721?
CVE-2025-46721 is a medium-severity vulnerability in Justinas Nosurf, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.1/10. Published 2025-05-13.
How severe is CVE-2025-46721?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2025-46721 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.