high8.0
CVE-2020-2257
Stored XSS vulnerability in Validating String Parameter Plugin
Impact
Validating String Parameter Plugin 2.4 and earlier does not escape regular expressions in tooltips. Additionally, Validating String Parameter Plugin 2.4 does not escape parameter names and parameter descriptions. This results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission. Validating String Parameter Plugin 2.5 escapes regular expressions in tooltips and parameter names. Parameter descriptions are rendered using the configured markup formatter.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| maven | org.jenkins-ci.plugins:validating-string-parameter | <= 2.4 | 2.5 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Jenkins | Validating String Parameter | through 2.4 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- http://www.openwall.com/lists/oss-security/2020/09/16/3
- https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1935
- https://github.com/advisories/GHSA-fvwh-wv43-8qj5
- https://nvd.nist.gov/vuln/detail/CVE-2020-2257
- https://github.com/jenkinsci/validating-string-parameter-plugin/commit/345a79d830a5fcd824a3c755506a438c78c48117