Login screen manager <= 3.5.2 - Admin+ Stored XSS
CVE-2023-5243

4.8MEDIUM

Key Information:

Vendor

Wordpress
Status
Login Screen Manager
Vendor
CVE Published:
31 October 2023

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-5243?

The Login Screen Manager WordPress plugin through 3.5.2 does not sanitize and escape some of its settings, which could allow high-privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

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Deploy the Patch

Affected Version(s)

Login Screen Manager 0 <= 3.5.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-5243 - Proof of Concept

References

https://wpscan.com/vulnerability/ad895200-a03a-4e92-b256-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
Required
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Nano
WPScan
JSON
.