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Security Advisories

CVE-2023-40703

Published

Last updated

https://nvd.nist.gov/vuln/detail/CVE-2023-40703

Severity

7.5

High

CVSS V3

Description

Mattermost fails to properly limit the characters allowed in different fields of a block in Mattermost Boards allowing a attacker to consume excessive resources, possibly leading to Denial of Service, by patching the field of a block using a specially crafted string. 

References

  • https://github.com/advisories/GHSA-c37r-v8jx-7cv2
  • https://mattermost.com/security-updates

Affected packages

Safe Source for Open Source™
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