Arbitrary File Write Vulnerability in Docmost Open-Source Documentation Software
CVE-2026-22249

7.1HIGH

Key Information:

Vendor

Docmost

Status
Docmost
Vendor
CVE Published:
15 January 2026

What is CVE-2026-22249?

Docmost is an open-source collaborative wiki and documentation software that has a vulnerability associated with its Zip Import feature. Specifically, in versions 0.21.0 to before 0.24.0, the system lacks proper filename validation during file imports via the Zip functionality. This oversight can potentially allow an attacker to write arbitrary files on the server, leading to critical security risks. The issue has been addressed and resolved in version 0.24.0, emphasizing the importance of keeping software up-to-date to mitigate security threats.

Affected Version(s)

docmost < 0.24.0

References

https://github.com/docmost/docmost/security/advisories/GH...
x_refsource_CONFIRM
https://github.com/docmost/docmost/pull/1753
x_refsource_MISC
https://github.com/docmost/docmost/commit/c3b350d94310855...
x_refsource_MISC

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.