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MEDIUM · 5.3

CVE-2019-20867

An issue was discovered in Mattermost Server before 5.11.0. An attacker can interfere with a channel's post loading via one crafted post.

Vulnerability Description

An issue was discovered in Mattermost Server before 5.11.0. An attacker can interfere with a channel's post loading via one crafted post.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
MattermostMattermost Server< 5.11.0

References

FAQ

What is CVE-2019-20867?

CVE-2019-20867 is a vulnerability with a CVSS score of 5.3 (MEDIUM). An issue was discovered in Mattermost Server before 5.11.0. An attacker can interfere with a channel's post loading via one crafted post.

How severe is CVE-2019-20867?

CVE-2019-20867 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-20867?

Check the references section above for vendor advisories and patch information. Affected products include: Mattermost Mattermost Server.