What’s Vulnerable › Vulnerabilities

CVE-2019-13190

• Severity: medium (CVSS 5.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-09-05 · updated 2026-06-17
• Weakness: CWE-287

Description

In Knowage through 6.1.1, the sign up page does not invalidate a valid CAPTCHA token. This allows for CAPTCHA bypass in the signup page.

Affected products

• KnowageLabs Knowage-Server: through 6.1.1

References

• https://blog.contentsecurity.com.au/knowage-captcha-bypass
• https://blog.contentsecurity.com.au/knowage-captcha-bypass

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