CVE-2021-24741
Support Board < 3.3.4 - Multiple Unauthenticated SQL Injections
- Published
- Sep 20, 2021
- Updated
- Aug 3, 2024
- Assigning CNA
- WPScan
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 92.6%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
The Support Board WordPress plugin before 3.3.4 does not escape multiple POST parameters (such as status_code, department, user_id, conversation_id, conversation_status_code, and recipient_id) before using them in SQL statements, leading to SQL injections which are exploitable by unauthenticated users.
Sources
1Proof-of-concept exploit demonstrating multiple unauthenticated SQL injection vulnerabilities in Support Board 3.3.3, with error-based and time-based payloads for database extraction.
Responsible use
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