What’s Vulnerable › Vulnerabilities

CVE-2020-24963

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-09-04 · updated 2026-06-17
• Weakness: CWE-79

Description

An Authenticated Persistent XSS vulnerability was discovered in the Best Support System, tested version v3.0.4.

Affected products

• appsbd Best Support System: 3.0.4

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

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