CVE-2026-56058— WordPress Quform plugin <= 2.23.0 - Arbitrary File Upload vulnerability
Possible ATT&CK Techniques 1AI
T1505.003 · Web ShellAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| ThemeCatcher | Quform | n/a≤ 2.23.0 | affected |
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I. Basic Information for CVE-2026-56058
Vulnerability Information
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Vulnerability Title
WordPress Quform plugin <= 2.23.0 - Arbitrary File Upload vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Subscriber Arbitrary File Upload in Quform <= 2.23.0 versions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
危险类型文件的不加限制上传
Source: NVD (National Vulnerability Database)
Vulnerability Title
ThemeCatcher Quform 任意文件上传漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ThemeCatcher Quform是ThemeCatcher公司的一款WordPress表单构建插件。 ThemeCatcher Quform 2.23.0及之前版本存在任意文件上传漏洞，该漏洞源于任意文件上传，可能导致订阅者上传文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| ThemeCatcher | Quform | n/a ~ 2.23.0 | - |
II. Public POCs for CVE-2026-56058
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Vendor Advisories for CVE-2026-56058 (1)
IV. Related Vulnerabilities
Same weakness: CWE-434
- CVE-2022-50973
Yonyou KSOA 9.0 Unauthenticated File Upload RCE via ImageUpl - CVE-2024-14037
Redsea Cloud eHR Unauthenticated File Upload RCE via PtFjk.m - CVE-2026-5524
Divi Form Builder <= 5.1.8 - Unauthenticated Arbitrary File - CVE-2026-27419
WordPress Zegen theme <= 1.1.9 - Arbitrary File Upload vulne - CVE-2026-53909
Arbitrary File Upload in MCO
V. Comments for CVE-2026-56058
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