CVE-2026-121866 (GCVE-0-2026-121866)
Vulnerability from cvelistv5 – Published: 2026-11-07 06:00 – Updated: 2026-11-07 18:16
VLAI
EPSS
VEX
Title
Exsile SMS Gateway < 2.0.0 - Subscriber+ Privilege Escalation via Arbitrary Option Update
Summary
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.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-11-07 18:00 UTC
CWE
- CWE-269 Improper Privilege Management
- CWE-269 - Improper Privilege Management
Assigner
WPScan
CNA
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/b1fca9ef-8839-40… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | iLeads SMS Gateway by Exsile |
Affected:
0 , < 2.0.0
(semver)
|
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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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