CVE-2021-3376 describes a privilege escalation vulnerability in Cuppa CMS versions prior to January 31, 2021. Authenticated attackers can exploit this flaw by sending a specially crafted POST request manipulating the user_group_id_field parameter. With a CVSS score of 8.8 (High), this vulnerability allows for complete compromise of confidentiality, integrity, and availability with low attack complexity and no user interaction required. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 31\/jan\/2021CPE matchmatch criteria | cpe:2.3:a:cuppacms:cuppacms:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.