4.3
CVSSv2

CVE-2020-8264

Published: 06/01/2021 Updated: 12/01/2021
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 6.1 | Impact Score: 2.7 | Exploitability Score: 2.8
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

Vulnerability Summary

In actionpack gem >= 6.0.0, a possible XSS vulnerability exists when an application is running in development mode allowing an malicious user to send or embed (in another page) a specially crafted URL which can allow the malicious user to execute JavaScript in the context of the local application. This vulnerability is in the Actionable Exceptions middleware.

Vulnerability Trend

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rubyonrails rails

Vendor Advisories

Debian Bug report logs - #971988 rails: CVE-2020-8264 Package: src:rails; Maintainer for src:rails is Debian Ruby Team <pkg-ruby-extras-maintainers@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sun, 11 Oct 2020 08:15:01 UTC Severity: normal Tags: fixed-upstream, security, upstr ...