CVE-2020-25820 is a medium-severity vulnerability affecting BigBlueButton versions prior to 2.2.7. It allows authenticated attackers to read local files and perform Server-Side Request Forgery (SSRF) by uploading a specially crafted Office document containing malicious URLs in ODF xlink fields. The vulnerability has a CVSS score of 6.5, indicating high confidentiality impact with low attack complexity and no user interaction required. While not actively exploited in the wild (no KEV entry), a public exploit (EDB-49070) exists, though there is minimal community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.2.27CPE matchmatch criteria | cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.