CVE-2022-50993

Published: Apr 30, 2026 Last Modified: Apr 30, 2026
ExploitDB:
Other exploit source:
Google Dorks:
CRITICAL 9,3
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
CRITICAL 9,8
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high

Description

AI Translation Available

Weaver (Fanwei) E-office versions prior to 10.0_20221201 contain an unauthenticated arbitrary file upload vulnerability in the OfficeServer.php endpoint that allows remote attackers to upload malicious files by sending multipart POST requests with arbitrary filenames and disguised content types. Attackers can upload PHP webshells to the Document directory and execute them via HTTP GET requests to achieve remote code execution as the web server user. Exploitation evidence was first observed by the Shadowserver Foundation on 2022-10-10 (UTC).

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0022
Percentile
0,4th
Updated

Single Data Point

Only one EPSS measurement is available for this CVE. Trend analysis requires multiple data points over time.

434

Unrestricted Upload of File with Dangerous Type

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability
Potential Impacts:
Execute Unauthorized Code Or Commands
Applicable Platforms
Languages: ASP.NET, Not Language-Specific, PHP
Technologies: AI/ML, Web Server
Likelihood of Exploit: Medium
View CWE Details
https://bbs.chaitin.cn/topic/37
https://bbs.chaitin.cn/topic/37
https://cn-sec.com/archives/1453025.html
https://cn-sec.com/archives/1453025.html
https://service.e-office.cn/knowledge/detail/5
https://service.e-office.cn/knowledge/detail/5
https://www.vulncheck.com/advisories/weaver-e-office-10-0-2…
https://www.vulncheck.com/advisories/weaver-e-office-10-0-20221201-unauthentica…