CVE-2026-0997

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Source
https://cve.org/CVERecord?id=CVE-2026-0997
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-0997.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-0997
Aliases
Downstream
Related
Published
2026-02-16T09:58:41.450Z
Modified
2026-07-15T01:49:14.782479490Z
Severity
  • 4.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N CVSS Calculator
Summary
Mattermost Zoom Plugin channel preference API lacks authorization checks
Details

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

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/0xxx/CVE-2026-0997.json",
    "cwe_ids": [
        "CWE-863"
    ],
    "cna_assigner": "Mattermost",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "11.1.0"
                },
                {
                    "last_affected": "11.1.2"
                },
                {
                    "introduced": "10.11.0"
                },
                {
                    "last_affected": "10.11.9"
                },
                {
                    "introduced": "11.2.0"
                },
                {
                    "last_affected": "11.2.1"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/mattermost/mattermost

Affected ranges

Type
GIT
Repo
https://github.com/mattermost/mattermost
Events
Introduced
5b955468ea1ea8b56c0fb10feb258a36a767d7bb
Fixed
ba27ba1f8cb1ffe2b1a79dc3d15a3ffa7de12fd7
Introduced
e62f350cd7a896c45a0e025f44cb8915f5597854
Fixed
7d0e4261dd4bc45162be3183ac19241f43a3f994
Introduced
ab7b138824c61fe1fe815243d7e2a914dec49c8b
Fixed
cfbe9d9254d4903777fab5957924d260cb5b74ff
Database specific 
{
    "cpe": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "10.11.0"
        },
        {
            "fixed": "10.11.10"
        },
        {
            "introduced": "11.1.0"
        },
        {
            "fixed": "11.1.3"
        },
        {
            "introduced": "11.2.0"
        },
        {
            "fixed": "11.2.2"
        }
    ],
    "source": "CPE_RANGE"
}

Affected versions

@mattermost/client@10.*
@mattermost/client@10.11.0
@mattermost/client@11.*
@mattermost/client@11.1.0
@mattermost/types@10.*
@mattermost/types@10.11.0
@mattermost/types@11.*
@mattermost/types@11.1.0
mattermost-redux@10.*
mattermost-redux@10.11.0
mattermost-redux@11.*
mattermost-redux@11.1.0
v10.*
v10.11.0
v10.11.0-rc3
v10.11.1
v10.11.1-rc1
v10.11.2
v10.11.2-rc1
v10.11.2-rc2
v10.11.3
v10.11.4
v10.11.4-rc1
v10.11.4-rc2
v10.11.4-rc3
v10.11.5
v10.11.6
v10.11.7
v10.11.8
v10.11.9
v10.11.9-rc1
v11.*
v11.1.0
v11.1.0-rc4
v11.1.1
v11.1.1-rc1
v11.1.1-rc2
v11.1.2
v11.1.2-rc1
v11.2.0
v11.2.1
v11.2.1-rc1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-0997.json"

Git / github.com/mattermost/mattermost-plugin-zoom

Affected ranges

Type
GIT
Repo
https://github.com/mattermost/mattermost-plugin-zoom
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
de12f01f07f4e03e912c2ec6e14d25c9f81d27da
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.11.0"
        }
    ],
    "cpe": "cpe:2.3:a:mattermost:zoom:*:*:*:*:*:mattermost:*:*",
    "source": "CPE_RANGE"
}

Affected versions

v0.*
v0.1
v0.1.1
v0.1.2
v0.1.3
v0.1.4
v0.1.5
v0.1.6
v1.*
v1.0.0
v1.0.1
v1.0.2
v1.0.3
v1.0.4
v1.0.5
v1.0.6
v1.1.0
v1.1.1
v1.1.2
v1.10.0
v1.10.0-rc1
v1.10.0-rc2
v1.11.0
v1.11.0-rc1
v1.2.0
v1.3.0
v1.3.1
v1.4.0
v1.4.1
v1.5.0
v1.5.1
v1.7.0
v1.7.0-rc2
v1.7.1-rc1
v1.8.0
v1.8.0-rc1
v1.9.0
v1.9.0-rc1
v1.9.0-rc2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-0997.json"