CVE-2020-21976 describes an arbitrary file upload vulnerability in NewsOne CMS v1.1.0, specifically within the user_image component. This flaw allows authenticated attackers to upload malicious files, such as webshells, enabling the execution of arbitrary commands on the affected system. With a CVSS score of 8.8 (HIGH), the vulnerability is easily exploitable over the network with low privileges and no user interaction, leading to high impacts on confidentiality, integrity, and availability. While the EPSS score is low, indicating a low probability of exploitation in the wild, there is currently no public exploit code available, nor is there any evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.1.0CPE matchmatch criteria | cpe:2.3:a:newsone_cms_project:newsone_cms:1.1.0:*:*:*:*:*:*:* |
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.