How severe is CVE-2025-53535?

CVE-2025-53535 has a CVSS 4.0 base score of 2.1, rated low severity.

Is CVE-2025-53535 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-53535?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-53535 have an EU (EUVD) identifier?

Yes. CVE-2025-53535 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20283.

When was CVE-2025-53535 published?

CVE-2025-53535 was published on 2025-07-07 and last updated on 2026-06-17.

CVE-2025-53535

CVE-2025-53535 is a low-severity vulnerability with a CVSS 4.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-601.

Key facts

Severity: Low (CVSS 4.0 base score 2.1)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-20283
Weakness: CWE-601
Published: 2025-07-07
Last modified: 2026-06-17

Description

Better Auth is an authentication and authorization library for TypeScript. An open redirect has been found in the originCheck middleware function, which affects the following routes: /verify-email, /reset-password/:token, /delete-user/callback, /magic-link/verify, /oauth-proxy-callback. This vulnerability is fixed in 1.2.10.

Frequently asked questions

What is CVE-2025-53535?: Better Auth is an authentication and authorization library for TypeScript. An open redirect has been found in the originCheck middleware function, which affects the following routes: /verify-email, /reset-password/:token, /delete-user/callback, /magic-link/verify, /oauth-proxy-callback. This vulnerability is fixed in 1.2.10.
How severe is CVE-2025-53535?: CVE-2025-53535 has a CVSS 4.0 base score of 2.1, rated low severity.
Is CVE-2025-53535 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-53535?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-53535 have an EU (EUVD) identifier?: Yes. CVE-2025-53535 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20283.
When was CVE-2025-53535 published?: CVE-2025-53535 was published on 2025-07-07 and last updated on 2026-06-17.

References

https://github.com/better-auth/better-auth/security/advisories/GHSA-36rg-gfq2-3h56

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