What’s Vulnerable › Vulnerabilities
CVE-2020-21359
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.7% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2021-08-11 · updated 2026-06-17
- Weakness: CWE-434
Description
An arbitrary file upload vulnerability in the Template Upload function of Maccms10 allows attackers bypass the suffix whitelist verification to execute arbitrary code via adding a character to the end of the uploaded file's name.
Affected products
- Magicblack MacCMS: 10.0
References
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