PHP Object Injection Vulnerability in wpForo Forum Product by WordPress
CVE-2026-49769

9.8CRITICAL

Key Information:

Vendor

WordPress
Status
WPforo Forum
Vendor
CVE Published:
15 June 2026

What is CVE-2026-49769?

An unauthenticated PHP Object Injection vulnerability exists in wpForo Forum versions 3.1.0 and earlier. This issue allows attackers to inject malicious objects into the PHP code, potentially leading to unauthorized actions and the compromise of sensitive information. It is crucial for users of affected versions to take immediate action to mitigate the risks associated with this vulnerability.

Affected Version(s)

wpForo Forum <= 3.1.0

References

https://patchstack.com/database/wordpress/plugin/wpforo/v...
vdb-entry

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

daroo | Patchstack Bug Bounty Program
.