What’s Vulnerable › Vulnerabilities

CVE-2020-8160

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-01-06 · updated 2026-06-17
• Weakness: CWE-79

Description

MendixSSO <= 2.1.1 contains endpoints that make use of the openid handler, which is suffering from a Cross-Site Scripting vulnerability via the URL path. This is caused by the reflection of user-supplied data without appropriate HTML escaping or output encoding. As a result, a JavaScript payload may be injected into the above endpoint causing it to be executed within the context of the victim's browser.

Affected products

• MendixSSO: through 2.1.1

References

• https://hackerone.com/reports/838178
• https://marketplace.mendix.com/link/component/111349
• https://hackerone.com/reports/838178
• https://marketplace.mendix.com/link/component/111349

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