What’s Vulnerable › Vulnerabilities

CVE-2020-21787

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-06-24 · updated 2026-06-17
• Weakness: CWE-434

Description

CRMEB 3.1.0+ is vulnerable to File Upload Getshell via /crmeb/crmeb/services/UploadService.php.

Affected products

• CRMEB: 3.1.0+

References

• https://gitee.com/ZhongBangKeJi/CRMEB/issues/I18MGD
• https://gitee.com/ZhongBangKeJi/CRMEB/issues/I18MGD

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