CVE-2020-18662 EXPLOIT
9.8
CRITICAL · CVSS 3.1 · EPSS 5.4% (pctl 92)
Patch early
A public exploit exists.
Description
SQL Injection vulnerability in gnuboard5 <=v5.3.2.8 via the table_prefix parameter in install_db.php.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 5.38% — more likely to be exploited than 92% of all CVEs |
| Weakness | CWE-89 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2021-06-24 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| sir | gnuboard |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Gnuboard5 5.3.2.8 - SQL Injection | 2025-04-11 |
References
- https://github.com/LoRexxar/CVE_Request/tree/master/gnuboard5%20mul%20vuls%20before%20v5.3.2.8#sql-injection-in-install_dbphp
- https://github.com/gnuboard/gnuboard5/issues/43
- https://www.seebug.org/vuldb/ssvid-97927
- https://github.com/LoRexxar/CVE_Request/tree/master/gnuboard5%20mul%20vuls%20before%20v5.3.2.8#sql-injection-in-install_dbphp
- https://github.com/gnuboard/gnuboard5/issues/43
- https://www.seebug.org/vuldb/ssvid-97927
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