How broadly exploitable is this vulnerability?

Exploitability depends on who can access the ZIP import feature. If normal users or external parties can upload ZIP files, the risk is higher; if access is limited to trusted administrators, the practical exposure is reduced but still significant.

What level of access does an attacker need?

An attacker generally needs the ability to submit or upload a ZIP archive to the Docmost instance via the import functionality. No direct shell access is required, but any authentication or role requirements for using the import feature will constrain who can exploit it.

What is the safest general fix pattern?

The safest approach is to treat all ZIP entry names as untrusted: normalize paths, ensure they remain within a specific import directory, and reject any entry that resolves outside that directory or contains disallowed patterns. Combining this with least-privilege filesystem permissions further reduces risk.

Severity:

HIGH RISK

(7.1)

Arbitrary File Write via Path Traversal (CWE-22) in Docmost Zip Import Feature

CVE-2026-22249

Published:

Jan 15, 2026

Status:

Analyzed

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

Recent Vulnerabilities

CWE-77;CWE-78

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setGameSpeedCfg CGI Handler

Remote Code Execution on the Router

April 6, 2026

CWE-77;CWE-78

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setFirewallType Handler

Remote Code Execution on Router Firmware

April 6, 2026

Vulnerability Type

Category:

Path Traversal / ZipSlip

CWE:

CWE-22

Impact:

Arbitrary File Write

Severity:

HIGH RISK

(7.1)

CVSS Version:

3.1

Vulnerability Type

Category:

Path Traversal / ZipSlip

CWE:

CWE-22

Impact:

Arbitrary File Write

Severity:

HIGH RISK

(7.1)

CVSS Version:

3.1

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Made with Love in San Francisco

355 Bryant St. San Francisco, CA 94107, USA

Ask AI for summary of CodeAnt

Arbitrary File Write via Path Traversal (CWE-22) in Docmost Zip Import Feature

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setGameSpeedCfg CGI Handler

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setFirewallType Handler

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

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