Advanced Google reCaptcha <= 1.27 - Built-in Math CAPTCHA Bypass
Strategic Overview
- Status
- Patched in 1.28
- Affected Plugin
- Advanced Google reCAPTCHA
- Affected Version
<= 1.27- CVSS
- 5.3Medium
- Weakness type
- CWE-804 · Guessable CAPTCHA
- CVE
CVE-2025-1262
At a glance
CVE-2025-1262 is a medium-severity Guessable CAPTCHA vulnerability in the Advanced Google reCAPTCHA WordPress plugin, affecting versions <= 1.27. It carries a CVSS score of 5.3 (reachable over the network; low attack complexity). Exploitation requires no authentication. The issue is fixed in version 1.28; sites on affected versions should update now. Disclosed February 2025, reported by Max Boll (_b0lli).
Vulnerability Overview
The Advanced Google reCaptcha plugin for WordPress is vulnerable to CAPTCHA Bypass in versions up to, and including, 1.27 . This makes it possible for unauthenticated attackers to bypass the Built-in Math Captcha Verification.
Technical Analysis
The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed, and no privileges on the target site, and no interaction from a victim user.
CWE-804: Guessable CAPTCHA
The product uses a CAPTCHA challenge, but the challenge can be guessed or automatically recognized by a non-human actor.
Remediation
Update to version 1.28, or a newer patched version
How does WordSec protect against this?
Because it turns on account access, WordSec's login security is the relevant layer: role-based two-factor, captcha and brute-force limits raise the cost of getting the account this needs. None of that substitutes for the fix: Advanced Google reCAPTCHA 1.28 closes this, and updating the plugin is the step that ends it.
- Login Security
- Alerts
External References
Related records
Other vulnerabilities in Advanced Google reCAPTCHA
- 8.8CVE-2026-5415: WP Captcha PRO <= 5.38 Authentication Bypass
CVE-2026-5415 - 8.8CVE-2026-5411: WP Captcha PRO Authenticated (Subscriber+) Arbitrary
CVE-2026-5411 - 5.3CVE-2025-2074: Advanced Google reCAPTCHA <= 1.29 Limited SQL Injection
CVE-2025-2074 - 5.3CVE-2024-12034: Advanced Google… Brute Force Protection IP Unblock
CVE-2024-12034
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