CVE-2021-35440 — MEDIUM (6.1)

Vulnerability 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 Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Smashing Project	Smashing	1.3.4

Related Weaknesses (CWE)

CWE-79

References

https://github.com/Smashing/smashing/blob/ad7325f159f89854ca4e7d94e7be9bee507b6dRelease NotesThird Party Advisory
https://github.com/Smashing/smashing/pull/186PatchThird Party Advisory
https://github.com/Smashing/smashing/pull/186#issuecomment-871727614PatchThird Party Advisory
https://github.com/Smashing/smashing/blob/ad7325f159f89854ca4e7d94e7be9bee507b6dRelease NotesThird Party Advisory
https://github.com/Smashing/smashing/pull/186PatchThird Party Advisory
https://github.com/Smashing/smashing/pull/186#issuecomment-871727614PatchThird Party Advisory

FAQ

What is CVE-2021-35440?

CVE-2021-35440 is a vulnerability with a CVSS score of 6.1 (MEDIUM). 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...

How severe is CVE-2021-35440?

CVE-2021-35440 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-35440?

Check the references section above for vendor advisories and patch information. Affected products include: Smashing Project Smashing.