CVE-2020-25074

Publication date 9 November 2020

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The cache action in action/cache.py in MoinMoin through 1.9.10 allows directory traversal through a crafted HTTP request. An attacker who can upload attachments to the wiki can use this to achieve remote code execution.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
moin	20.10 groovy	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Fixed 1.9.9-1ubuntu1.2
	16.04 LTS xenial	Fixed 1.9.8-1ubuntu1.16.04.3
	14.04 LTS trusty	Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
moin	Upstream: d1e5fc7

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-4629-1
MoinMoin vulnerabilities
11 November 2020