What is CVE-2022-3958?

CVE-2022-3958 is a low-severity vulnerability in Hallowelt Bluespice, classified under Cross-site Scripting. CVSS score: 3.3/10. Published 2022-11-15.

How severe is CVE-2022-3958?

Low severity. CVSS v3 base score is 3.3 out of 10.

XSS in Hallowelt Bluespice

CVE-2022-3958

Cross-site Scripting (XSS) vulnerability in BlueSpiceUserSidebar extension of BlueSpice allows user with regular account and edit permissions to inject arbitrary HTML into the personal menu navigation of their own and other users. This allows for targeted attacks.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-11-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (17.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 17.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Hallowelt Bluespice
Hallo Welt! Gmbh Bluespice — versions 4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

en.wiki.bluespice.com/wiki/Security:Security_Advisories/BSSA-2022-07 (Vendor Advisory)

Frequently asked questions

What is CVE-2022-3958?: CVE-2022-3958 is a low-severity vulnerability in Hallowelt Bluespice, classified under Cross-site Scripting. CVSS score: 3.3/10. Published 2022-11-15.
How severe is CVE-2022-3958?: Low severity. CVSS v3 base score is 3.3 out of 10.