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Vulnerability record · CVE-2020-2229 · published 12 August 2020

CVE-2020-2229: Jenkins cross-site scripting vulnerability

Jenkins · Jenkins

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.

5.4 CVSS 3.1 Medium EPSS 6.8% · top 6.2% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score, v2 3.5
6.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/160443/Jenkins-2.235.3-Cross-Site-Scripting.html ExploitThird Party AdvisoryVDB Entry
http://www.openwall.com/lists/oss-security/2020/08/12/4 Mailing ListThird Party Advisory
https://jenkins.io/security/advisory/2020-08-12/#SECURITY-1955 Vendor Advisory
http://packetstormsecurity.com/files/160443/Jenkins-2.235.3-Cross-Site-Scripting.html ExploitThird Party AdvisoryVDB Entry
http://www.openwall.com/lists/oss-security/2020/08/12/4 Mailing ListThird Party Advisory
https://jenkins.io/security/advisory/2020-08-12/#SECURITY-1955 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-2229), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.