phpMyChat Plus 1.98 contains a SQL injection vulnerability in the deluser.php page through the pmc_username parameter that allows attackers to manipulate database queries. Attackers can exploit boolean-based, error-based, and time-based blind SQL injection techniques to extract sensitive database information by crafting malicious payloads in the username field.
https://www.vulncheck.com/advisories/phpmychat-plus-deluserphp-sql-injection
Published: 2026-02-05
Updated: 2026-02-05
Base Score: 8.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:P/A:N
Severity: High
Base Score: 8.2
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Severity: High
Base Score: 8.8
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Severity: High