What is CVE-2022-41243?

CVE-2022-41243 is a high-severity vulnerability in Jenkins Smalltest, classified under Improper Certificate Validation. CVSS score: 8.1/10. Published 2022-09-21.

How severe is CVE-2022-41243?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Jenkins Smalltest

CVE-2022-41243

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.

Vulnerability class: Improper Certificate Validation

Published 2022-09-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (48.5th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.001

Affected products

Jenkins Smalltest
Jenkins Project Smalltest Plugin — versions unspecified, next of 1.0.4

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

www.jenkins.io/security/advisory/2022-09-21/ (Vendor Advisory)

Frequently asked questions

What is CVE-2022-41243?: CVE-2022-41243 is a high-severity vulnerability in Jenkins Smalltest, classified under Improper Certificate Validation. CVSS score: 8.1/10. Published 2022-09-21.
How severe is CVE-2022-41243?: High severity. CVSS v3 base score is 8.1 out of 10.