CVE-2026-23493
mediumpriority · track · 20EPSS 0.004 · 37 %ileEUUSEPSS · scored 2026-10-28
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.5–8.6
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (6)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- GHSA-q433-j342-rp9hPimcore ENV Variables and Cookie Informations are exposed in http_error_log2026-01-15ghsa · osvUS
### Summary 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. ### Details It’s better to remove both lines, as this information makes little sense in this context anyway. https://github.com/pimcore/pimcore/blob/12.x/bundles/SeoBundle/src/EventListener/ResponseExceptionListener.php#L92 https://github.com/pimcore/pimcore/blob/12.x/bundles/SeoBundle/src/EventListener/ResponseExceptionListener.php#L93 ### PoC In the Pimcore backend, navigate to "Search Engine Optimization" and click on "HTTP Errors." Double-click on an entry to view its details. Here, you may find sensitive data exposed. ### Impact Pimcore backend users can access sensitive environment variables, potentially exposing critical information.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (16)
External citations — patches, advisories, analysis.
- https://github.com/pimcore/pimcore/commit/002ec7d5f84973819236796e5b314703b58e8601cnnvd
- https://github.com/pimcore/pimcore/pull/18918cnnvd
- https://github.com/pimcore/pimcore/releasesPatchcnnvd
- https://github.com/pimcore/pimcore/releases/tag/v11.5.14cnnvd
- https://github.com/pimcore/pimcore/releases/tag/v12.3.1cnnvd
- https://github.com/pimcore/pimcore/security/advisories/GHSA-q433-j342-rp9hcnnvd
- https://github.com/pimcore/pimcore/commit/002ec7d5f84973819236796e5b314703b58e8601enisa_euvd
- https://github.com/pimcore/pimcore/pull/18918enisa_euvd
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