Threat intelligence

WowOptin <= 1.4.37 - Missing Authorization to Unauthenticated Opt-In Deactivation

CVE-2026-14603 · optin

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Optin at a vulnerable version. How SiteRespond intelligence works

Vulnerability: WowOptin <= 1.4.37 - Missing Authorization to Unauthenticated Opt-In Deactivation
Affected software: optin(Plugin)
Affected versions: ≤ 1.4.37
Authentication: Unauthenticated
Vulnerability type: Other
CVE: CVE-2026-14603
Published: 3 July 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.
Source: Data imported from Wordfence Intelligence (advisory 9f8a5514-cf26-480c-a94f-754b1cc24da6). Methodology and redistribution notes

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