CVE-2020-0891 is a reflective Cross-Site Scripting (XSS) vulnerability affecting Microsoft SharePoint Server, Foundation, and Enterprise Server. An authenticated attacker can exploit this by sending a specially crafted request that is not properly sanitized. This vulnerability has a CVSS score of 5.4 (Medium), indicating a low impact on confidentiality and integrity, and requires user interaction. There is no evidence of active exploitation, public exploit code, or inclusion in CISA's KEV catalog, though it has received some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2016CPE matchmatch criteria | cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:* | ||
2010CPE matchmatch criteria | cpe:2.3:a:microsoft:sharepoint_foundation:2010:sp2:*:*:*:*:*:* | ||
2013CPE matchmatch criteria | cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:* | ||
2019CPE matchmatch criteria | cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.