What is CVE-2023-42344?

CVE-2023-42344 is a high-severity vulnerability in N/a, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.3/10. Published 2026-05-08.

How severe is CVE-2023-42344?

High severity. CVSS v3 base score is 7.3 out of 10.

XXE in N/a

CVE-2023-42344

Alkacon OpenCms before 10.5.1 allows remote unauthenticated attackers to obtain sensitive information via a cmis-online/query XXE attack on a Chemistry servlet.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.137 (94.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

N/a — versions n/a

Weakness classification (CWE)

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

References

cve@mitre.org
134c704f-9b21-4f2e-91b3-4a467353bcc0

Frequently asked questions

What is CVE-2023-42344?: CVE-2023-42344 is a high-severity vulnerability in N/a, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.3/10. Published 2026-05-08.
How severe is CVE-2023-42344?: High severity. CVSS v3 base score is 7.3 out of 10.