What is CVE-2023-28106?

CVE-2023-28106 is a medium-severity vulnerability in Pimcore, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-03-16.

How severe is CVE-2023-28106?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Pimcore

CVE-2023-28106

Pimcore is an open source data and experience management platform. Prior to version 10.5.19, an attacker can use cross-site scripting to send a malicious script to an unsuspecting user. Users may upgrade to version 10.5.19 to receive a patch or, as a workaround, apply the patch manually.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-03-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (51.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Pimcore — versions < 10.5.19

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/pimcore/pimcore/security/advisories/GHSA-x5j3-mq9g-8jc8 (Vendor Advisory)
github.com/pimcore/pimcore/pull/14669.patch (Patch, Mailing List)
github.com/pimcore/pimcore/commit/c59d0bf1d03a5037b586fe06230694fa3818dbf2 (Patch)
huntr.dev/bounties/fa77d780-9b23-404b-8c44-12108881d11a (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-28106?: CVE-2023-28106 is a medium-severity vulnerability in Pimcore, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-03-16.
How severe is CVE-2023-28106?: Medium severity. CVSS v3 base score is 6.1 out of 10.