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MEDIUM · 6.5

CVE-2023-1777

Mattermost allows an attacker to request a preview of an existing message when creating a new message via the createPost API call, disclosing the contents of the linked message.

Vulnerability Description

Mattermost allows an attacker to request a preview of an existing message when creating a new message via the createPost API call, disclosing the contents of the linked message.

CVSS Score

6.5

MEDIUM

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

Affected Products

VendorProductVersions
MattermostMattermost Server< 7.1.6

Related Weaknesses (CWE)

CWE-668CWE-200

References

FAQ

What is CVE-2023-1777?

CVE-2023-1777 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Mattermost allows an attacker to request a preview of an existing message when creating a new message via the createPost API call, disclosing the contents of the linked message.

How severe is CVE-2023-1777?

CVE-2023-1777 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-1777?

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