CVE-2018-1000176 Jenkins Email Extension Plugin showed plain text SMTP password in configuration form field

What is CVE-2018-1000176?

CVE-2018-1000176 is a medium-severity vulnerability in n/a, published on 8 May 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An exposure of sensitive information vulnerability exists in Jenkins Email Extension Plugin 2.61 and older in src/main/resources/hudson/plugins/emailext/ExtendedEmailPublisher/global.groovy and ExtendedEmailPublisherDescriptor.java that allows attackers with control of a Jenkins administrator's web browser (e.g. malicious extension) to retrieve the configured SMTP password.

Weakness: CWE-200

Which versions are affected by CVE-2018-1000176?

2 open source packages ship an affected version, including org.jenkins-ci.plugins:email-ext. It affects 1 product.

Products include Jenkins Email Extension.

How do I fix CVE-2018-1000176?

Upgrade org.jenkins-ci.plugins:email-ext to 2.62 or later.

Is CVE-2018-1000176 being exploited?

There is no known exploitation of CVE-2018-1000176 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2023-25765 Sandbox escape in Jenkins Email Extension Plugin Critical 9.9
• CVE-2019-1003032 Script security sandbox bypass in Jenkins Email Extension Plugin Critical 9.9
• CVE-2026-48920 Jenkins Email Extension Plugin: Attackers able to control email content may specify `file:` URLs for images to read arbitrary files from Jenkins controller filesystem High 8.8
• CVE-2020-2232 Jenkins Email Extension Plugin SMTP password transmitted and displayed in plain text High 7.5
• CVE-2023-25763 Cross-site Scripting in Jenkins Email Extension Plugin Medium 5.4

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-gwxm-wqpq-w539.