What is CVE-2023-4145?

CVE-2023-4145 is a medium-severity vulnerability in Pimcore Customer Management Framework, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-08-03.

How severe is CVE-2023-4145?

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

Is CVE-2023-4145 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Pimcore Customer Management Framework

CVE-2023-4145

Cross-site Scripting (XSS) - Stored in GitHub repository pimcore/customer-data-framework prior to 3.4.2.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-08-03 · last modified 2026-06-17.

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: 0.006 (47.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.2% 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

Pimcore Customer Management Framework
Pimcore Pimcore/customer-Data-Framework — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

huntr.dev/bounties/ce852777-2994-40b4-bb4e-c4d10023eeb0 (Exploit, Patch, Third Party Advisory)
github.com/pimcore/customer-data-framework/commit/72f45dd537a706954e7a71c99fbe3… (Patch)

Frequently asked questions

What is CVE-2023-4145?: CVE-2023-4145 is a medium-severity vulnerability in Pimcore Customer Management Framework, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-08-03.
How severe is CVE-2023-4145?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2023-4145 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.