XSS in Rubyonrails Rails
CVE-2020-8264
In actionpack gem >= 6.0.0, a possible XSS vulnerability exists when an application is running in development mode allowing an attacker to send or embed (in another page) a specially crafted URL which can allow the attacker to execute Java…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.707 (99.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Rubyonrails Rails
- N/a Https://github.com/rails/rails — versions 6.0.3.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support@hackerone.com (Exploit, Patch, Third Party Advisory, x_refsource_MISC)
- support@hackerone.com (Mailing List, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-8264?
- CVE-2020-8264 is a medium-severity vulnerability in Rubyonrails Rails, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-01-06.
- How severe is CVE-2020-8264?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2020-8264 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.