GO-2026-4300

vendorUSosv

Mattermost Server is vulnerable to DoS through maliciously crafted posts in github.com/mattermost/mattermost-server

view advisory published 2026-01-13Licence: per source

Mattermost Server is vulnerable to DoS through maliciously crafted posts in github.com/mattermost/mattermost-server

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2017-18898USmedium5.3—
An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows crafted posts that potentially cause a web browser to hang.
02

references

External citations — patches, advisories, analysis.

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