XSS in Jenkins Project Qualys Container Scanning Connector Plugin

CVE-2026-70440

Jenkins Qualys Container Scanning Connector Plugin 1.8.0.5 and earlier does not escape user-controlled field values in a JavaScript context, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (13.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 13.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-70440: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-70440?
CVE-2026-70440 is a medium-severity vulnerability in Jenkins Project Qualys Container Scanning Connector Plugin, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-08-05.
How severe is CVE-2026-70440?
Medium severity. CVSS v3 base score is 5.4 out of 10.