Adminer vulnerabilities
We track 4 vulnerabilities in Adminer products. 4 are rated high or critical, and none are known to be exploited. The most recent was published on August 20, 2026.
Latest Adminer vulnerabilities
- 7.2 High severity
Adminer: Incorrect Check of Function Return Value
Adminer multi_query Incorrect Check of Function Return Value Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adminer. Authentication is required to exploit this vulnerabilit
- 8.6 High severity
Adminer: Deserialization of Untrusted Data
Adminer 4.8.1, when using Monolog for logging, allows a Denial of Service (memory consumption) via a crafted serialized payload (e.g., using s:1000000000), leading to a PHP Object Injection issue. Remote, unauthenticated attackers can trigger this by sending a
- 7.5 High severity
Adminer: Uncontrolled Resource Consumption
Adminer and AdminerEvo allow an unauthenticated remote attacker to cause a denial of service by connecting to an attacker-controlled service that responds with HTTP redirects. The denial of service is subject to PHP configuration limits. Adminer is no longer s
- 9.8 Critical severity
Adminer: Unrestricted Upload of File with Dangerous Type
The file upload plugin in Adminer and AdminerEvo allows an attacker to upload a file with a table name of “..” to the root of the Adminer directory. The attacker can effectively guess the name of the uploaded file and execute it. Adminer is no longer supported