CVE-2025-6533

A vulnerability, which was classified as critical, has been found in xxyopen/201206030 novel-plus up to 5.1.3. Affected by this issue is the function ajaxLogin of the file novel-admin/src/main/java/com/java2nb/system/controller/LoginController.java of the component CATCHA Handler. The manipulation leads to authentication bypass by capture-replay. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

The following products are affected by CVE-2025-6533 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-6533.

URL	Resource
https://blog.0xd00.com/blog/captcha-replay-attack-lead-to-brute-force-protection-bypass
https://blog.0xd00.com/blog/captcha-replay-attack-lead-to-brute-force-protection-bypass#poc
https://vuldb.com/?ctiid.313652
https://vuldb.com/?id.313652
https://vuldb.com/?submit.596481