CVE-2026-121866

Exsile SMS Gateway < 2.0.0 - Subscriber+ Privilege Escalation via Arbitrary Option Update

Published Nov 7, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
The iLeads SMS Gateway by Exsile WordPress plugin before 2.0.0 does not check capabilities or nonces in several AJAX actions that update a site option chosen by the request, allowing any authenticated user, such as a subscriber, to change arbitrary WordPress options and escalate to administrator, for example by enabling registration with administrator as the default role.

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 exsile Sms Gateway
Vendors & Products Wordpress-extensions
Wordpress-extensions exsile Sms Gateway
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Weaknesses CWE-352
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Weaknesses CWE-269
CWE-352
Type Values Removed Values Added
Description The iLeads SMS Gateway by Exsile WordPress plugin before 2.0.0 does not check capabilities or nonces in several AJAX actions that update a site option chosen by the request, allowing any authenticated user, such as a subscriber, to change arbitrary WordPress options and escalate to administrator, for example by enabling registration with administrator as the default role.
Title Exsile SMS Gateway < 2.0.0 - Subscriber+ Privilege Escalation via Arbitrary Option Update
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Nov 7, 2026, 6:16 PM
Reserved
Nov 4, 2026, 9:57 AM
Status
Deferred
Published
Nov 7, 2026, 6:16 AM
Modified
Nov 10, 2026, 4:28 PM