FlawAtlas
Search the atlas
CVE-2017-18896 Moderate

Mattermost Server allows attackers to log sensitive information via DEBUG REST API logging endpoint in github.com/mattermost/mattermost-server

Mattermost Server allows attackers to log sensitive information via DEBUG REST API logging endpoint in github.com/mattermost/mattermost-server

Exploit probability 0.8%
Published January 13, 2026
Required by Not available
Last source change March 3, 2026

02 / AFFECTED SOFTWARE

Affected packages

Unknown Unknown

17 explicit affected versions

Go github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server

03 / CONNECTIONS

Connected vulnerabilities

related OPENSUSE-SU-2026:21483-1

04 / EVIDENCE

Source records

Open Source Vulnerabilities CVE-2017-18896

An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows attackers to add DEBUG lines to the logs via a REST API version 3 logging endpoint.

View original source
Open Source Vulnerabilities GO-2026-4299

Mattermost Server allows attackers to log sensitive information via DEBUG REST API logging endpoint in github.com/mattermost/mattermost-server

View original source
Open Source Vulnerabilities GHSA-63wg-qmrv-7q66

An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows attackers to add DEBUG lines to the logs via a REST API version 3 logging endpoint.

View original source

05 / REFERENCES

Further evidence