What’s Vulnerable › Vulnerabilities
CVE-2021-3376
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.1% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2021-12-14 · updated 2026-06-17
Description
An issue was discovered in Cuppa CMS Versions Before 31 Jan 2021 allows authenticated attackers to gain escalated privileges via a crafted POST request using the user_group_id_field parameter.
Affected products
- Cuppacms: before 31\/jan\/2021 — fixed in 31\/jan\/2021
How to fix
Upgrade to a fixed version: Cuppacms 31\/jan\/2021. Check the vendor advisory for mitigations.
References
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