Allocation of Resources Without Limits or Throttling Affecting mattermost-11.1 package, versions <11.1.3-r3


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.29% (21st percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-MATTERMOST111-17197636
  • published6 Jun 2026
  • disclosed8 Apr 2026

Introduced: 8 Apr 2026

CVE-2026-32288  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Chainguard mattermost-11.1 to version 11.1.3-r3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mattermost-11.1 package and not the mattermost-11.1 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format.

CVSS Base Scores

version 3.1