CVE-2020-24963 EXPLOIT
5.4
MEDIUM · CVSS 3.1 · EPSS 1.9% (pctl 79)
Patch early
A public exploit exists.
Description
An Authenticated Persistent XSS vulnerability was discovered in the Best Support System, tested version v3.0.4.
Scoring
| CVSS | 5.4 (MEDIUM, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| EPSS | 1.85% — more likely to be exploited than 79% of all CVEs |
| Weakness | CWE-79 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2020-09-04 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| appsbd | best support system |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Best Support System 3.0.4 - 'ticket_body' Persistent XSS (Authenticated) | 2020-11-27 |
References
- https://ex-mi.ru/exploit/%5B2020-08-23%5D-%5BPHP%5D-best-support-system-v3.0.4.txt
- https://medium.com/%40ex.mi/php-best-support-system-v3-0-4-authenticated-persistent-xss-dfe6d4a06f75
- https://ex-mi.ru/exploit/%5B2020-08-23%5D-%5BPHP%5D-best-support-system-v3.0.4.txt
- https://medium.com/%40ex.mi/php-best-support-system-v3-0-4-authenticated-persistent-xss-dfe6d4a06f75
→ the Explorer · watch your stack · NVD