CVE-2022-0403Network attack vector

Subscriber file manipulation via unchecked connector

Published Apr 4, 2022 · Updated Aug 2, 2024

Authentication bypass in Bit Apps File Manager before 5.2.3 lets remote authenticated users alter files via the connector AJAX action. The connector omits authorization and CSRF checks, then passes unrestricted file-type options to elFinder, allowing subscriber-level users to create, upload, and delete arbitrary files and folders. Exploitation requires a WordPress account with at least subscriber privileges and can modify site contents, but the record does not establish direct confidentiality impact.

CVSS severity8.1
High
EPSS probability1.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authentication bypass in Bit Apps File Manager before 5.2.3 lets remote authenticated users alter files via the connector AJAX action. The connector omits authorization and CSRF checks, then passes unrestricted file-type options to elFinder, allowing subscriber-level users to create, upload, and delete arbitrary files and folders. Exploitation requires a WordPress account with at least subscriber privileges and can modify site contents, but the record does not establish direct confidentiality impact.

The record

CVE
CVE-2022-0403
Published
Apr 4, 2022
Updated
Aug 2, 2024
Vendor
Bit Apps
Product
File Manager
Classifications
CWE-434, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 4, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=5.2.3 <5.2.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Bit Apps · File Managerversion=5.2.3 <5.2.3

Published CVSS scores

8.1NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
5.5NVDAV:N/AC:L/Au:S/C:N/I:P/A:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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