CVE-2022-41243: Jenkins SmallTest Plugin · Vulnerability
Affects Jenkins SmallTest PluginSource CVE Database V5
Not known to be exploited · CVSS 8.1 High : upgrade to 1.0.5 soon.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.6% chance of exploitation in 30 days – higher than 50% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 1.0.5
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 21 Sep 2022
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Upgrade Jenkins SmallTest Plugin to 1.0.5.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Jenkins project Jenkins SmallTest Plugin | Affected
| Fixed in
|
AI-suggested
To mitigate CVE-2022-41243, organizations should immediately upgrade the Jenkins SmallTest Plugin to a version that addresses this vulnerability once available. In the absence of an official patch, organizations should consider disabling the SmallTest Plugin if it is not essential to their workflows. Network-level mitigations include enforcing strict TLS configurations and using network segmentation to limit exposure of Jenkins servers and View26 endpoints to untrusted networks. Employing VPNs or secure tunnels for Jenkins-to-View26 communications can reduce the risk of MitM attacks. Additionally, organizations should implement monitoring and alerting for anomalous network traffic patterns between Jenkins and View26 servers. Regular security audits and penetration testing focused on CI/CD pipelines can help identify and remediate similar weaknesses. Finally, educating DevOps teams about the risks of insecure plugin configurations and promoting best practices for plugin management will enhance overall security posture.
Description
Jenkins SmallTest Plugin 1.0.4 and earlier does not perform hostname validation when connecting to the configured View26 server that could be abused using a man-in-the-middle attack to intercept these connections.