Arbitrary Code Injection Affecting pimcore/pimcore package, versions <12.3.10>=2026.1.0, <2026.1.6
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published27 Sept 2026
- disclosed28 Aug 2026
- creditUnknown
Introduced: 28 Aug 2026
CVE-2026-55634 (opens in a new tab)How to fix?
Upgrade pimcore/pimcore to version 12.3.10, 2026.1.6 or higher.
Overview
pimcore/pimcore is a content & product management framework (CMS/PIM/E-Commerce).
Affected versions of this package are vulnerable to Arbitrary Code Injection via the import process. An attacker can execute arbitrary code on the server and manipulate the database schema by supplying specially crafted field names during class definition import. This is only exploitable if the attacker has authenticated access with the 'objects' permission.