Jenkins PegDown Formatter Plugin has Cross-site Scripting vulnerability

中 5.4CVE-2019-10374 · GHSA-922h-x9qv-2274 · 07/08/2019 公開 · 17/06/2026 更新

要点

CVE-2019-10374 は org.jenkins-ci.plugins:pegdown-formatter, pegdown formatter (jenkins) に影響する深刻度「中」 (CVSS 5.4) の脆弱性です。
今後30日間に悪用される確率（EPSS）：0.72%（全脆弱性の 54.1% より高い）。
修正版の情報はまだありません。参考情報のベンダー勧告を確認してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
org.jenkins-ci.plugins:pegdown-formatter Maven	`≤ 1.3`	修正版なし
pegdown formatter jenkins	`≤ 1.3`	修正版なし

概要

PegDown Formatter Plugin uses the PegDown library to implement support for rendering Markdown formatted descriptions in Jenkins. It advertises disabling of HTML to prevent cross-site scripting (XSS) as a feature.

PegDown Formatter Plugin does not prevent the use of javascript: scheme in URLs for links. This results in an XSS vulnerability exploitable by users able to configure entities with descriptions or similar properties that are rendered by the configured markup formatter.

As of publication of this advisory, there is no fix.

NVD の説明

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.