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HIGH · 7.3

CVE-2020-14456

An issue was discovered in Mattermost Desktop App before 4.4.0. The Same Origin Policy is mishandled during access-control decisions for web APIs, aka MMSA-2020-0006.

Vulnerability Description

An issue was discovered in Mattermost Desktop App before 4.4.0. The Same Origin Policy is mishandled during access-control decisions for web APIs, aka MMSA-2020-0006.

CVSS Score

7.3

HIGH

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

Affected Products

VendorProductVersions
MattermostMattermost Desktop< 4.4.0

Related Weaknesses (CWE)

CWE-346

References

FAQ

What is CVE-2020-14456?

CVE-2020-14456 is a vulnerability with a CVSS score of 7.3 (HIGH). An issue was discovered in Mattermost Desktop App before 4.4.0. The Same Origin Policy is mishandled during access-control decisions for web APIs, aka MMSA-2020-0006.

How severe is CVE-2020-14456?

CVE-2020-14456 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-14456?

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