CVE-2026-25878: FroshAdminer Adminer UI is accessible without admin session

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-09 · updated 2026-06-17
Weakness: CWE-306

Description

FroshAdminer is the Adminer plugin for Shopware Platform. Prior to 2.2.1, the Adminer route (/admin/adminer) was accessible without Shopware admin authentication. The route was configured with auth_required=false and performed no session validation, exposing the Adminer UI to unauthenticated users. This vulnerability is fixed in 2.2.1.

Affected products

FriendsOfShopware Froshadminer: before 2.2.1 — fixed in 2.2.1

How to fix

Upgrade to a fixed version: FriendsOfShopware Froshadminer 2.2.1. Check the vendor advisory for mitigations.

References

https://github.com/FriendsOfShopware/FroshPlatformAdminer/commit/c4dd6c3462af178b3a7d146d3c651c2c253e902b
https://github.com/FriendsOfShopware/FroshPlatformAdminer/releases/tag/2.2.1
https://github.com/FriendsOfShopware/FroshPlatformAdminer/security/advisories/GHSA-f339-246p-wwjp

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