Cross-site Scripting Vulnerability in iFrame Block by Vikas Sharma
CVE-2025-49411

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Iframe Block
Vendor
CVE Published:
20 August 2025

What is CVE-2025-49411?

The iFrame Block, developed by Vikas Sharma, is susceptible to a Cross-site Scripting (XSS) vulnerability that stems from improper neutralization of input during web page generation. This flaw can lead to stored XSS attacks, potentially allowing attackers to execute arbitrary scripts in the context of user sessions. The problem affects versions from n/a through 0.1.1 of the iFrame Block plugin. Users are urged to review and implement necessary mitigation strategies to safeguard their applications.

Affected Version(s)

iFrame Block <= 0.1.1

References

https://patchstack.com/database/wordpress/plugin/iframe-b...
vdb-entry

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

63n0 (Patchstack Alliance)
.