What is CVE-2023-33438?

CVE-2023-33438 is a medium-severity vulnerability in Wolterskluwer Teammate\+, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-06-16.

How severe is CVE-2023-33438?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Wolterskluwer Teammate\+

CVE-2023-33438

A stored Cross-site scripting (XSS) vulnerability in Wolters Kluwer TeamMate+ 35.0.11.0 allows remote attackers to inject arbitrary web script or HTML.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-06-16 · last modified 2026-07-09.

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: 0.005 (41.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

Wolterskluwer Teammate\+ — versions 35.0.11.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

af854a3a-2127-422b-91ae-364da2661108 (Not Applicable)
github.com/justas-dee/CVEs/blob/main/CVE-2023-33438/README.md (Exploit)

Frequently asked questions

What is CVE-2023-33438?: CVE-2023-33438 is a medium-severity vulnerability in Wolterskluwer Teammate\+, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-06-16.
How severe is CVE-2023-33438?: Medium severity. CVSS v3 base score is 5.4 out of 10.