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Medium severity4.3NVD Advisory· Published Jun 16, 2023· Updated Jun 17, 2026

CVE-2023-2831

CVE-2023-2831

Description

Mattermost fails to unescape Markdown strings in a memory-efficient way, allowing an attacker to cause a Denial of Service by sending a message containing a large number of escaped characters.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • Mattermost/Mattermost4 versions
    cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*range: >=7.1.0,<=7.1.9
    • cpe:2.3:a:mattermost:mattermost:7.10.0:*:*:*:*:*:*:*
    • (no CPE)
    • (no CPE)range: 0

Patches

Vulnerability mechanics

References

1

News mentions

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