CVE-2022-29038Network attack vector

Stored script execution via unescaped parameter metadata

Published Apr 12, 2022 · Updated Aug 3, 2024

Stored XSS in Jenkins Extended Choice Parameter Plugin 346.vd87693c5a_86c and earlier lets remote authenticated users execute browser scripts. The plugin inserts Extended Choice parameter names and descriptions into parameter-listing views without escaping attacker-controlled markup. Item/Configure permission is required, and execution occurs when another user opens an unhardened Build With Parameters or Parameters page.

CVSS severity5.4
Medium
EPSS probability0.66%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in Jenkins Extended Choice Parameter Plugin 346.vd87693c5a_86c and earlier lets remote authenticated users execute browser scripts. The plugin inserts Extended Choice parameter names and descriptions into parameter-listing views without escaping attacker-controlled markup. Item/Configure permission is required, and execution occurs when another user opens an unhardened Build With Parameters or Parameters page.

The record

CVE
CVE-2022-29038
Published
Apr 12, 2022
Updated
Aug 3, 2024
Vendor
Jenkins Project
Product
Jenkins Extended Choice Parameter Plugin
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 12, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=unspecified <=346.vd87693c5a_86c

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Jenkins Project · Jenkins Extended Choice Parameter Pluginversion=unspecified <=346.vd87693c5a_86c

Published CVSS scores

5.4NIST National Vulnerability DatabaseCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
5.4GitHub Advisory DatabaseCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007Command and Scripting Interpreter: JavaScript

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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