CVE-2020-21101 describes a Cross-Site Scripting (XSS) vulnerability affecting all versions of Screenly OSE, including v1.8.2. This flaw allows a remote, authenticated attacker to inject arbitrary code through the 'URL' field on the 'Add Asset' page. The vulnerability has a CVSS v3.1 score of 5.4 (Medium), indicating a low attack complexity and requiring user interaction, but it could lead to limited confidentiality and integrity impacts. The attack vector is network-based, and successful exploitation could allow for arbitrary code execution within the user's browser context. Currently, there is no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit or Nuclei. The vulnerability has received minimal community discussion and media coverage, suggesting low public awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.9CPE matchmatch criteria | cpe:2.3:a:screenly:screenly:0.9:*:*:*:ose:*:*:* | ||
0.9.1CPE matchmatch criteria | cpe:2.3:a:screenly:screenly:0.9.1:*:*:*:ose:*:*:* | ||
0.10CPE matchmatch criteria | cpe:2.3:a:screenly:screenly:0.10:*:*:*:ose:*:*:* | ||
0.11CPE matchmatch criteria | cpe:2.3:a:screenly:screenly:0.11:*:*:*:ose:*:*:* | ||
0.12CPE matchmatch criteria | cpe:2.3:a:screenly:screenly:0.12:*:*:*:ose:*:*:* |
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
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.
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.
Remediation records are not available for this CVE.