CVE-2020-8264

rubygem-actionpack: possible XSS vulnerability in Action Pack in development mode

Published Jan 6, 2021 CVSS 3.1 · 6.1 Medium EPSS 67.0% KEV · Not listed
Description
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 JavaScript in the context of the local application. This vulnerability is in the Actionable Exceptions middleware.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2021-0742 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 JavaScript in the context of the local application. This vulnerability is in the Actionable Exceptions middleware.
Github GHSA Github GHSA GHSA-35mm-cc6r-8fjp Cross-site scripting in actionpack
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Aug 4, 2024, 9:56 AM
Reserved
Jan 28, 2020, 12:00 AM
Status
Modified
Published
Jan 6, 2021, 9:15 PM
Modified
Jun 17, 2026, 3:26 AM
Severity
Important
Public date
Oct 7, 2020, 12:00 AM