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Vulnerability · Published Jan 15, 2026 · Assigned by GitHub_M

CVE-2026-23493Pimcore ENV Variables and Cookie Informations are exposed in http_error_log

High 8.6

In plain English

A high-severity sensitive data in logs in pimcore from pimcore. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.6High
Exploit odds (30 days)0.4%top 62.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

Pimcore is an Open Source Data & Experience Management Platform. Prior to 12.3.1 and 11.5.14, the http_error_log file stores the $_COOKIE and $_SERVER variables, which means sensitive information such as database passwords, cookie session data, and other details can be accessed or recovered through the Pimcore backend. This vulnerability is fixed in 12.3.1 and 11.5.14.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Packagistpimcore/pimcore12.3.1GHSA-q433-j342-rp9h
Packagistpimcore/pimcore11.5.14GHSA-q433-j342-rp9h

Affected products (as reported)

VendorProductVersions
pimcore pimcore >= 12.0.0-RC1, < 12.3.1< 11.5.14

Weakness: CWE-532 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

References