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Vulnerability record · CVE-2020-2288 · published 8 October 2020

CVE-2020-2288: Jenkins audit trail vulnerability

Jenkins · Audit Trail

In Jenkins Audit Trail Plugin 3.6 and earlier, the default regular expression pattern could be bypassed in many cases by adding a suffix to the URL that would be ignored during request handling.

5.3 CVSS 3.1 Medium EPSS 0.95% · top 40.2%
5.3CVSS 3.1 base score, v2 5.0
0.95%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

In Jenkins Audit Trail Plugin 3.6 and earlier, the default regular expression pattern could be bypassed in many cases by adding a suffix to the URL that would be ignored during request handling.

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

Affected products

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

References

LinkTags
http://www.openwall.com/lists/oss-security/2020/10/08/5 Third Party Advisory
https://www.jenkins.io/security/advisory/2020-10-08/#SECURITY-1846 Vendor Advisory
http://www.openwall.com/lists/oss-security/2020/10/08/5 Third Party Advisory
https://www.jenkins.io/security/advisory/2020-10-08/#SECURITY-1846 Vendor Advisory

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Related vulnerabilities

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

6.1CVE-2020-2140Jenkins Audit Trail Plugin reflected XSS in URL Patterns validationJenkins Audit Trail Plugin 3.2 and earlier fails to escape the error message shown for URL Patterns field form validation, producing a reflected cros…EPSS 76%analysed5.3CVE-2020-2287Jenkins audit trail vulnerabilityJenkins Audit Trail Plugin 3.6 and earlier applies pattern matching to a different representation of request URL paths than the Stapler web framework…EPSS 1.2%

Source: NIST National Vulnerability Database (record CVE-2020-2288), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.