CVE-2021-3374
5.3 MEDIUMDirectory traversal in RStudio Shiny Server before 1.5.16 allows attackers to read the application source code, involving an encoded slash
Published: 2021-04-02 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 5.3 MEDIUM
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CWE
- CWE-22
Affected products
| Vendor | Product |
|---|---|
| rstudio | shiny_server |
Description
Directory traversal in RStudio Shiny Server before 1.5.16 allows attackers to read the application source code, involving an encoded slash.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3374
- [Vendor advisory]https://blog.rstudio.com/2021/01/13/shiny-server-1-5-16-update/
- [Exploit reference]https://github.com/colemanjp/shinyserver-directory-traversal-source-code-leak
- [Vendor advisory]https://blog.rstudio.com/2021/01/13/shiny-server-1-5-16-update/
- [Exploit reference]https://github.com/colemanjp/shinyserver-directory-traversal-source-code-leak
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