Secret stored in plain text by Jenkins Slack Upload Plugin

MEDIUM 4.3CVE-2020-2208 · GHSA-656g-hf8v-x2rw · Published 02/07/2020 · updated 17/06/2026

In short

CVE-2020-2208 is a MEDIUM (CVSS 4.3) vulnerability affecting org.jenkins-ci.plugins:slack-uploader, slack upload (jenkins).
Chance of exploitation in the next 30 days (EPSS): 0.69%, higher than 53.0% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
org.jenkins-ci.plugins:slack-uploader Maven	`≤ 1.7`	No fix yet
slack upload jenkins	`≤ 1.7`	No fix yet

Description

Jenkins Slack Upload Plugin 1.7 and earlier stores a secret unencrypted in job config.xml files on the Jenkins master where it can be viewed by users with Extended Read permission, or access to the master file system.

NVD description

Jenkins Slack Upload Plugin 1.7 and earlier stores a secret unencrypted in job config.xml files on the Jenkins master where it can be viewed by users with Extended Read permission, or access to the master file system.

References

nvd.nist.gov/vuln/detail/CVE-2020-2208 · ADVISORY
jenkinsci/slack-uploader-plugin · PACKAGE
jenkins.io/security/advisory/2020-07-02 · WEB
openwall.com/lists/oss-security/2020/07/02/7 · WEB

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