What’s Vulnerable › Vulnerabilities

CVE-2020-2290

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-10-08 · updated 2026-06-17
• Weakness: CWE-79

Description

Jenkins Active Choices Plugin 2.4 and earlier does not escape some return values of sandboxed scripts for Reactive Reference Parameters, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.

Affected products

• Jenkins project Jenkins Active Choices Plugin: through 2.4

References

• http://www.openwall.com/lists/oss-security/2020/10/08/5
• https://www.jenkins.io/security/advisory/2020-10-08/#SECURITY-2008
• http://www.openwall.com/lists/oss-security/2020/10/08/5
• https://www.jenkins.io/security/advisory/2020-10-08/#SECURITY-2008

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