CVE-2026-118185

Security Optimizer < 1.6.9 - 2FA Bypass via Missing Rate Limiting

Published Oct 31, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
The Security Optimizer WordPress plugin before 1.6.9 does not limit the number of two-factor authentication codes that can be submitted for a pending login, allowing an attacker who already knows a user's password to brute force the second factor and take over the account.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions security Optimizer
Vendors & Products Wordpress-extensions
Wordpress-extensions security Optimizer
Type Values Removed Values Added
Weaknesses CWE-307
Type Values Removed Values Added
Weaknesses CWE-287
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-307
Type Values Removed Values Added
Description The Security Optimizer WordPress plugin before 1.6.9 does not limit the number of two-factor authentication codes that can be submitted for a pending login, allowing an attacker who already knows a user's password to brute force the second factor and take over the account.
Title Security Optimizer < 1.6.9 - 2FA Bypass via Missing Rate Limiting
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Nov 1, 2026, 5:34 PM
Reserved
Oct 27, 2026, 6:33 PM
Status
Deferred
Published
Oct 31, 2026, 6:16 AM
Modified
Nov 2, 2026, 4:20 PM