CVE-2019-25506 HIGH

CVE-2019-25506: FreeSMS 2.1.2 Authentication Bypass via SQL Injection

Vendor Freesms
Product FreeSMS
Weakness CWE-89 · SQLi
Published March 4, 2026
Last update April 7, 2026

CVSS base score

8.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS 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

What the vulnerability does

01Description

FreeSMS 2.1.2 contains a boolean-based blind SQL injection vulnerability in the password parameter that allows unauthenticated attackers to bypass authentication by injecting SQL code through the login endpoint. Attackers can exploit the vulnerable password parameter in requests to /pages/crc_handler.php?method=login to authenticate as any known user and subsequently modify their password via the profile update function.

Key dates

02Disclosure timeline

March 4, 2026 CVE published
April 7, 2026 Record updated