LLM-Generated Passwords Reveal Security Flaws in Jenkins Core

LLM-Generated Passwords Reveal Security Flaws in Jenkins Core

First seen 20 Feb 2026, 18:17 UTC •Cybersecuritynews •53.1

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New research indicates that passwords generated by large language models (LLMs) are significantly weaker than they appear, exposing vulnerabilities in Jenkins Core, including a stored Cross-Site Scripting (XSS) flaw. This issue affects users relying on LLMs for password generation, as standard password-strength tools fail to identify these weaknesses.

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Timeline

2026-02-20
Security Advisory reveals vulnerabilities in Jenkins Core
2026-02-20
Research shows LLM-generated passwords are weak

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