What is CVE-2023-39154?

CVE-2023-39154 is a medium-severity vulnerability in Jenkins Qualys Web App Scanning Connector, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2023-07-26.

How severe is CVE-2023-39154?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Jenkins Qualys Web App Scanning Connector

CVE-2023-39154

Incorrect permission checks in Jenkins Qualys Web App Scanning Connector Plugin 2.0.10 and earlier allow attackers with global Item/Configure permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.

Vulnerability class: Broken Access Control

Published 2023-07-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.006 (45.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.7% 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: 0.000

Affected products

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

www.jenkins.io/security/advisory/2023-07-26/ (vendor-advisory, Vendor Advisory)
www.openwall.com/lists/oss-security/2023/07/26/2 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2023-39154?: CVE-2023-39154 is a medium-severity vulnerability in Jenkins Qualys Web App Scanning Connector, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2023-07-26.
How severe is CVE-2023-39154?: Medium severity. CVSS v3 base score is 6.5 out of 10.