What’s Vulnerable › Vulnerabilities

CVE-2020-21861

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-07-06 · updated 2026-06-17
• Weakness: CWE-434

Description

File upload vulnerability in DuxCMS 2.1 allows attackers to execute arbitrary php code via duxcms/AdminUpload/upload.

Affected products

• annyshow DuxCMS: 2.1

References

• https://gitee.com/annyshow/DuxCMS2.1/issues/I182Y4
• https://gitee.com/annyshow/DuxCMS2.1/issues/I182Y4

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