What is CVE-2026-70434?

CVE-2026-70434 is a medium-severity vulnerability in Jenkins Project Scm-Manager Plugin, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.2/10. Published 2026-08-05.

How severe is CVE-2026-70434?

Medium severity. CVSS v3 base score is 4.2 out of 10.

CSRF in Jenkins Project Scm-Manager Plugin

CVE-2026-70434

A cross-site request forgery (CSRF) vulnerability in Jenkins SCM-Manager Plugin 1.11.1 and earlier allows attackers to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.001 (0.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Jenkins Project Scm-manager Plugin — versions 0

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

jenkinsci-cert@googlegroups.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-70434?: CVE-2026-70434 is a medium-severity vulnerability in Jenkins Project Scm-Manager Plugin, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.2/10. Published 2026-08-05.
How severe is CVE-2026-70434?: Medium severity. CVSS v3 base score is 4.2 out of 10.