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High severity7.5NVD Advisory· Published Jun 19, 2020· Updated Jun 17, 2026

CVE-2019-20880

CVE-2019-20880

Description

An issue was discovered in Mattermost Server before 5.8.0, 5.7.2, 5.6.5, and 4.10.7. It allows attackers to cause a denial of service (memory consumption) via OpenGraph.

AI Insight

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

Affected products

7
  • Mattermost/Serverdescription
  • Mattermost/Mattermostllm-fuzzy6 versions
    <5.8.0, <5.7.2, <5.6.5, <4.10.7+ 5 more
    • (no CPE)range: <5.8.0, <5.7.2, <5.6.5, <4.10.7
    • cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*range: <4.10.7
    • cpe:2.3:a:mattermost:mattermost_server:5.8.0:rc1:*:*:*:*:*:*
    • cpe:2.3:a:mattermost:mattermost_server:5.8.0:rc2:*:*:*:*:*:*
    • cpe:2.3:a:mattermost:mattermost_server:5.8.0:rc3:*:*:*:*:*:*
    • cpe:2.3:a:mattermost:mattermost_server:5.8.0:rc4:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

1

News mentions

0

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