File Upload Vulnerability in MagicForm Plugin Affects WordPress Users
CVE-2026-9815
6.5MEDIUM
Key Information:
Badges
👾 Exploit Exists🟡 Public PoC
What is CVE-2026-9815?
The MagicForm plugin for WordPress, up to version 0.1.3, contains a critical flaw that allows unauthenticated attackers to upload malicious PHP files via an AJAX action. This occurs due to inadequate validation of uploaded file types when per-field extension allowlists are empty. Attackers exploiting this vulnerability can execute arbitrary code on the server, leading to potential full system compromise and data breaches.
Affected Version(s)
MagicForm 0 <= 0.1.3
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.
References
CVSS V3.1
Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged
Timeline
- 🟡
Public PoC available
- 👾
Exploit known to exist
Vulnerability published
Vulnerability Reserved
Credit
0xBassia
WPScan