What’s Vulnerable › Vulnerabilities

CVE-2020-2229

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-08-12 · updated 2026-06-17
• Weakness: CWE-79

Description

Jenkins 2.251 and earlier, LTS 2.235.3 and earlier does not escape the tooltip content of help icons, resulting in a stored cross-site scripting (XSS) vulnerability.

Affected products

• Jenkins: through 2.235.3; through 2.251

References

• http://packetstormsecurity.com/files/160443/Jenkins-2.235.3-Cross-Site-Scripting.html
• http://www.openwall.com/lists/oss-security/2020/08/12/4
• https://jenkins.io/security/advisory/2020-08-12/#SECURITY-1955
• http://packetstormsecurity.com/files/160443/Jenkins-2.235.3-Cross-Site-Scripting.html
• http://www.openwall.com/lists/oss-security/2020/08/12/4
• https://jenkins.io/security/advisory/2020-08-12/#SECURITY-1955

Get alerted when CVE-2020-2229 or the next vulnerability affects your stack