What’s Vulnerable › Vulnerabilities
CVE-2020-20691
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.9% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2021-09-27 · updated 2026-06-17
- Weakness: CWE-434
Description
An issue in Monstra CMS v3.0.4 allows attackers to execute arbitrary web scripts or HTML via bypassing the file extension filter and uploading crafted HTML files.
Affected products
- Monstra Cms: 3.0.4
References
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