ByteOS Network

NVD Vulnerability Details :

CVE-2026-0997

Received

Source-responsibledisclosure@mattermost.com

Published At-16 Feb, 2026 | 10:16

Updated At-16 Feb, 2026 | 10:16

Mattermost versions 11.1.x <= 11.1.2, 10.11.x <= 10.11.9, 11.2.x <= 11.2.1 and Mattermost Plugin Zoom versions <=1.11.0 fail to validate the authenticated user when processing {{/plugins/zoom/api/v1/channel-preference}}, which allows any logged-in user to change Zoom meeting restrictions for arbitrary channels via crafted API requests.. Mattermost Advisory ID: MMSA-2025-00558

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	3.1	4.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Type: Secondary

Version: 3.1

Base score: 4.3

Base severity: MEDIUM

Vector:

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Weaknesses

CWE ID	Type	Source
CWE-863	Secondary	responsibledisclosure@mattermost.com

CWE ID: CWE-863

Type: Secondary

Source: responsibledisclosure@mattermost.com

References

Hyperlink	Source	Resource
https://mattermost.com/security-updates	responsibledisclosure@mattermost.com	N/A

Hyperlink: https://mattermost.com/security-updates

Source: responsibledisclosure@mattermost.com

Resource: N/A

CISA Catalog

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Change History