Announcement-ID: PMASA-2020-5

Date: 2020-10-10


XSS relating to the transformation feature


A vulnerability was discovered where an attacker can cause an XSS attack through the transformation feature.

If an attacker sends a crafted link to the victim with the malicious JavaScript, when the victim clicks on the link, the JavaScript will run and complete the instructions made by the attacker.


We consider this flaw to be of moderate severity.

Affected Versions

phpMyAdmin 4.9.x releases prior to 4.9.6 and the 5.0.x releases prior to 5.0.3 are affected. We believe the flaw was introduced with phpMyAdmin 2.5.0.


Upgrade to phpMyAdmin 4.9.6 or 5.0.3 or newer or apply patch listed below.


Thanks to Giwan Go, Yelang Lee of STEALIEN for reporting this vulnerability.

Assigned CVE ids: CVE-2020-26934

CWE ids: CWE-661


The following commits have been made to fix this issue:

More information

For further information and in case of questions, please contact the phpMyAdmin team. Our website is