What is CVE-2023-28685?

CVE-2023-28685 is a high-severity vulnerability in Jenkins Absint A3, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.1/10. Published 2023-03-22.

How severe is CVE-2023-28685?

High severity. CVSS v3 base score is 7.1 out of 10.

XXE in Jenkins Absint A3

CVE-2023-28685

Jenkins AbsInt a³ Plugin 1.1.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

Vulnerability class: XXE (XML External Entity)

Published 2023-03-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (46.9th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.9% 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

Jenkins Absint A3
Jenkins Project Absint A³ Plugin — versions 0

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

www.jenkins.io/security/advisory/2023-03-21/ (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2023-28685?: CVE-2023-28685 is a high-severity vulnerability in Jenkins Absint A3, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.1/10. Published 2023-03-22.
How severe is CVE-2023-28685?: High severity. CVSS v3 base score is 7.1 out of 10.