What’s Vulnerable › Vulnerabilities
CVE-2026-94256: SMS Alert 4.0.0 - Unauthenticated Authentication Bypass via Login with OTP
- Severity: high (CVSS 8.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-10 · updated 2026-10-13
- Weakness: CWE-287
Description
The SMS Alert WordPress plugin before 4.0.1 does not verify that the account being logged in is the one the verified one-time code belongs to, allowing unauthenticated attackers to sign in as any user with a stored phone number, including an administrator, by completing a code challenge on a phone they control.
Affected products
- SMS Alert: from 4.0.0 before 4.0.1 — fixed in 4.0.1
How to fix
Upgrade to a fixed version: SMS Alert 4.0.1. Check the vendor advisory for mitigations.
References
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