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WS-2019-0319

Good to know:

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Date: March 10, 2019

In "showdownjs/showdown" prior to v1.9.1, 'rel="noopener' is not defined, thus can lead an attacker to control the document’s window object.

Language: JS

Severity Score

Related Resources (3)

https://github.com/showdownjs/showdown/pull/670
https://github.com/showdownjs/showdown/commit/b8f7323d463dbb59b583f52e936fa7d7bbe66254
https://www.mend.io/vulnerability-database/WS-2019-0319

Severity Score

Weakness Type (CWE)

External Control of Critical State Data

CWE-642

Top Fix

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Upgrade to version showdown - 1.9.1

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

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