What’s Vulnerable › Vulnerabilities
CVE-2024-5563: Incomplete reCaptcha Implementation in Authentication Flows in WSO2 Identity Server Allows Brute Force Attacks
- Severity: medium (CVSS 4.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-21 · updated 2026-10-30
- Weakness: CWE-306
Description
Due to an incomplete implementation, reCaptcha is not applied to certain authentication flows even when the reCaptcha option is enabled. This oversight permits attackers to bypass the intended protection mechanism. Brute force attacks, if successful, can lead to unauthorized access to user accounts and sensitive information by systematically attempting various credential combinations.
Affected products
- WSO2 Identity Server: from 7.0.0 before 7.0.0.37 — fixed in 7.0.0.37
How to fix
Upgrade to a fixed version: WSO2 Identity Server 7.0.0.37. Check the vendor advisory for mitigations.
References
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