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6.1
CVE-2023-3821: Pimcore lets attackers add harmful code to pages
CVE-2023-3821 · published 3 years ago
Summary
The Pimcore content platform (versions before 10.6.4) can store malicious scripts that run in users' browsers. This could let an attacker steal information or change what users see. Upgrade Pimcore to version 10.6.4 or later to stop the risk.
What to do
- Update pimcore pimcore to version 10.6.4.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| composer | pimcore | pimcore |
< 10.6.4 Fix: upgrade to 10.6.4
|
Original advisory text
Cross-site Scripting (XSS) - Stored in pimcore/pimcore
Cross-site Scripting (XSS) - Stored in GitHub repository pimcore/pimcore prior to 10.6.4.
References
- https://github.com/advisories/GHSA-78q2-cv3p-x9fm
- https://huntr.dev/bounties/599ba4f6-c900-4161-9127-f1e6a6e29aaa URL
- https://nvd.nist.gov/vuln/detail/CVE-2023-3821 Vendor Advisory
- https://github.com/pimcore/pimcore/commit/92811f07d39e4ad95c92003868f5f7309489d7... Patch
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3821.j... Vendor Advisory
Internet-facing
60 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit
- Gives an attacker partial control
Type
CWE-79Cross-site Scripting (XSS)
Timeline
Published21 Jul 2023
Updated4 Nov 2026
First seen6 Mar 2026
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