CVE-2025-42601: Captcha Bypass Vulnerability in Meon KYC solutions

Severity: high (CVSS 8.2 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-04-23 · updated 2026-06-17
Weakness: CWE-602

Description

This vulnerability exists in Meon KYC solutions due to insufficient server-side validation of the Captcha in certain API endpoints. A remote attacker could exploit this vulnerability by intercepting the request and removing the Captcha parameter leading to bypassing the Captcha verification mechanism.

Affected products

Meon KYC solutions: 1.1

References

https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOTES01&VLCODE=CIVN-2025-0082

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