CVE-2023-2582 — MEDIUM (6.1)

Vulnerability Description

A prototype pollution vulnerability exists in Strikingly CMS which can result in reflected cross-site scripting (XSS) in affected applications and sites built with Strikingly. The vulnerability exists because of Strikingly JavaScript library parsing the URL fragment allows access to the __proto__ or constructor properties and the Object prototype. By leveraging an embedded gadget like jQuery, an attacker who convinces a victim to visit a specially crafted link could achieve arbitrary javascript execution in the context of the user's browser.

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
Strikingly	Strikingly	All versions

Related Weaknesses (CWE)

CWE-1321

References

https://www.tenable.com/security/research/tra-2023-18ExploitThird Party Advisory
https://www.tenable.com/security/research/tra-2023-18ExploitThird Party Advisory

FAQ

What is CVE-2023-2582?

CVE-2023-2582 is a vulnerability with a CVSS score of 6.1 (MEDIUM). A prototype pollution vulnerability exists in Strikingly CMS which can result in reflected cross-site scripting (XSS) in affected applications and sites built with Strikingly. The vulnerability exists...

How severe is CVE-2023-2582?

CVE-2023-2582 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-2023-2582?

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