Pimcore Admin Classic Bundle Cross-site Scripting (XSS) in PDF previews
Impact
This vulnerability has the potential to steal a user's cookie and gain unauthorized access to that user's account through the stolen cookie or redirect users to other malicious sites.
Proof of Concept Step 1. Go to /admin and login. Step 2. In Documents, go to home -> click on Sample Content -> click Document folder Step 3. Upload file PDF content XSS payload
Patches
Apply patches https://github.com/pimcore/pimcore/commit/757375677dc83a44c6c22f26d97452cc5cda5d7c.patch https://github.com/pimcore/admin-ui-classic-bundle/commit/19fda2e86557c2ed4978316104de5ccdaa66d8b9.patch
Workarounds
Update to version 1.2.0 or apply patches manually https://github.com/pimcore/pimcore/commit/757375677dc83a44c6c22f26d97452cc5cda5d7c.patch https://github.com/pimcore/admin-ui-classic-bundle/commit/19fda2e86557c2ed4978316104de5ccdaa66d8b9.patch
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | pimcore/admin-ui-classic-bundle | < 1.2.0 | 1.2.0 |
References
- https://github.com/pimcore/admin-ui-classic-bundle/security/advisories/GHSA-jfxw-6c5v-c42f
- https://nvd.nist.gov/vuln/detail/CVE-2023-46722
- https://github.com/pimcore/admin-ui-classic-bundle/commit/19fda2e86557c2ed4978316104de5ccdaa66d8b9
- https://github.com/pimcore/pimcore/commit/757375677dc83a44c6c22f26d97452cc5cda5d7c
- https://github.com/pimcore/admin-ui-classic-bundle
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-79- Platform
- Composer
- Package
pimcore/admin-ui-classic-bundle- Disclosed
- 01.11.2023
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-jfxw-6c5v-c42f - CC BY 4.0
Vulnerability history: pimcore/admin-ui-classic-bundle
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 17
- First → latest
- 07.2023 05.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 6
- Medium 10
- Low 1
Disclosures per year
- 2023: 6
- 2024: 7
- 2025: 2
- 2026: 2
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Pimcore Admin Classic Bundle Cross-site Scripting (XSS) in PDF previews this entry
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