What is CVE-2023-24470?

CVE-2023-24470 is a critical-severity vulnerability in Microfocus Arcsight Logger, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.1/10. Published 2023-06-13.

How severe is CVE-2023-24470?

Critical severity. CVSS v3 base score is 9.1 out of 10.

XXE in Microfocus Arcsight Logger

CVE-2023-24470

Potential XML External Entity Injection in ArcSight Logger versions prior to 7.3.0.

Vulnerability class: XXE (XML External Entity)

Published 2023-06-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

EPSS exploit prediction

EPSS: 0.009 (57.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Microfocus Arcsight Logger
Arcsight Logger — versions versions prior to 7.3.0

Weakness classification (CWE)

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

References

portal.microfocus.com/s/article/KM000018224 (Vendor Advisory)
www.microfocus.com/support/downloads/,
www.microfocus.com/documentation/arcsight/logger-7.3/logger-7.3-release-notes/ (Release Notes)

Frequently asked questions

What is CVE-2023-24470?: CVE-2023-24470 is a critical-severity vulnerability in Microfocus Arcsight Logger, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.1/10. Published 2023-06-13.
How severe is CVE-2023-24470?: Critical severity. CVSS v3 base score is 9.1 out of 10.