CVE-2021-35440 Information

Description

Smashing 1.3.4 is vulnerable to Cross Site Scripting (XSS). A URL for a widget can be crafted and used to execute JavaScript on the victim’s computer. The JavaScript code can then steal data available in the session/cookies depending on the user environment (e.g. if re-using internal URL’s for deploying or cookies that are very permissive) private information may be retrieved by the attacker.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

https://github.com/Smashing/smashing/pull/186#issuecomment-871727614 https://github.com/Smashing/smashing/pull/186 https://github.com/Smashing/smashing/blob/ad7325f159f89854ca4e7d94e7be9bee507b6d46/CHANGELOG.md

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1