CVE-2021-3374 is a directory traversal vulnerability in RStudio Shiny Server versions prior to 1.5.16, allowing unauthenticated attackers to read application source code by exploiting an encoded slash. With a CVSS score of 5.3 (Medium), this vulnerability has a low attack complexity and no user interaction required, leading to a potential impact of information disclosure. While not listed in CISA's KEV catalog, Nuclei templates exist for this Local File Inclusion flaw, indicating readily available exploit code, yet there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.5.16CPE matchmatch criteria | cpe:2.3:a:rstudio:shiny_server:*:*:*:*:pro:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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 0.4 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.