CVE-2020-2208
MEDIUMCVE-2020-2208 is a medium-severity (CVSS 4.3) CWE-522 vulnerability in org.jenkins-ci.plugins:slack-uploader. O3 Security confirms whether CVE-2020-2208 is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.
Secret stored in plain text by Jenkins Slack Upload Plugin
Blast Radius
org.jenkins-ci.plugins:slack-uploaderReal-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.
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.
Affected Packages
| Ecosystem | Package | Vulnerable range | Fix |
|---|---|---|---|
| ☕Maven | org.jenkins-ci.plugins:slack-uploader | all versions | No fix |
Detection & mitigation playbook
Open-source dependencyDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for org.jenkins-ci.plugins:slack-uploader. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.
Remediation status
No patched version of org.jenkins-ci.plugins:slack-uploader has shipped for CVE-2020-2208 yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.
Mitigate without a patch
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.
How O3 protects you
O3 pinpoints whether CVE-2020-2208 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.
Tailored to CVE-2020-2208. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.
Frequently Asked Questions
Is CVE-2020-2208 in your dependencies?
O3 detects CVE-2020-2208 across Maven dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.