Allocation of Resources Without Limits or Throttling Affecting github.com/mattermost/mattermost/server/public/model package, versions >=10.11.0 <10.11.9-rc1>=11.0.0-alpha.1 <11.2.0-rc3


Severity

Recommended
0.0
low
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.32% (26th percentile)

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  • Snyk IDSNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERPUBLICMODEL-15032762
  • published18 Jan 2026
  • disclosed16 Jan 2026
  • creditUnknown

Introduced: 16 Jan 2026

CVE-2025-14822  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade github.com/mattermost/mattermost/server/public/model to version 10.11.9-rc1, 11.2.0-rc3 or higher.

Overview

Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the validate input size of hashtags in HTTP requests. An attacker can exhaust CPU resources by submitting a single HTTP request containing a post with thousands of space-separated tokens.

CVSS Base Scores

version 4.0
version 3.1