UpHeron
All vulnerabilities

Servers and applications

CVE-2023-48268

Mattermost fails to limit the amount of data extracted from compressed archives during board import in Mattermost Boards allowing an attacker to consume excessive resources, possibly leading to Denial of Service, by importing a board using a specially crafted zip (zip bomb).

Severity
High 7.5
Published
27 Nov 2023
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
MattermostServers and applications · cpe:a:mattermost:mattermost
  • Every version up to 7.8.12
  • From 8.0.0 up to 8.1.3
  • From 9.0.0 up to 9.0.1
  • Version 9.1.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-48268
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-48268