Unfiltered HTML Content Leads to Cross-Site Scripting Attacks in Gutenberg Blocks
CVE-2024-7132

4.8MEDIUM

Key Information:

Vendor

Wordpress
Status
Page Builder Gutenberg Blocks
Vendor
CVE Published:
29 August 2024

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2024-7132?

The Page Builder Gutenberg Blocks WordPress plugin before 3.1.13 does not escape the content of post embed via one of its block, which could allow users with the capability to publish posts (editor and admin by default) 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)

Page Builder Gutenberg Blocks 0 < 3.1.13

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-2024-7132 - Proof of Concept

References

https://wpscan.com/vulnerability/16deb743-6fe9-43a2-9586-...
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

Dmitrii Ignatyev
WPScan
JSON
.