What’s Vulnerable › Vulnerabilities

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

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-04 · updated 2026-06-17
• Weakness: CWE-89

Description

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.

Affected products

• FreeSMS: through 2.1.2

References

• https://www.exploit-db.com/exploits/46658
• https://www.vulncheck.com/advisories/freesms-authentication-bypass-via-sql-injection

Get alerted when CVE-2019-25506 or the next vulnerability affects your stack