Description

An issue was discovered in the stripTags and unescapeHTML components in Prototype 1.7.3 where an attacker can cause a Regular Expression Denial of Service (ReDOS) through stripping crafted HTML tags.

Remediation

References

CVE-2020-27511

Related Vulnerabilities

WordPress Plugin Feed Them Social-for Twitter feed, Youtube and more Cross-Site Scripting (2.5.2.1)

Grafana Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2019-19499)

WordPress Server-Side Request Forgery (SSRF) Vulnerability (CVE-2019-17670)

WordPress Plugin Email newsletter Cross-Site Scripting (20.13.6)

Plone CMS Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') Vulnerability (CVE-2012-5507)

Severity

High

Classification

CVE-2020-27511 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Tags

Missing Update Known Vulnerabilities