Threat intelligence

Email Subscribers & Newsletters <= 5.9.27 - Missing Authorization to Authenticated (Contributor+) Settings Modification via ig_es_handle_request AJAX Action

CVE-2026-11592 · email-subscribers

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

Vulnerability: Email Subscribers & Newsletters <= 5.9.27 - Missing Authorization to Authenticated (Contributor+) Settings Modification via ig_es_handle_request AJAX Action
Affected software: email-subscribers(Plugin)
Affected versions: ≤ 5.9.27
Authentication: Authenticated (see advisory title)
Vulnerability type: Other
CVE: CVE-2026-11592
Published: 1 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 a2e70691-4de9-4b12-babf-bebe267a780b). Methodology and redistribution notes

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