CVE-2021-21671
High
Description
Jenkins 2.299 and earlier, LTS 2.289.1 and earlier does not invalidate the previous session on login.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Jenkins
PublishedJun 30, 2021
First seenJun 30, 2021
How to fix
Update
- jenkins jenkins2.300, 2.289.2 or later
- org.jenkins-ci.main:jenkins-core2.300, 2.289.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| jenkins jenkins | 2.266 ≤ v < 2.300, 2.277.1 ≤ v < 2.289.2 | 2.300, 2.289.2 |
| org.jenkins-ci.main:jenkins-coreMaven | 2.292 ≤ v < 2.300, v < 2.289.2 | 2.300, 2.289.2 |
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