CVE-2026-22545

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2026-22545
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-22545.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2026-22545
Aliases
Downstream
Related
Published
2026-03-16T14:54:45Z
Modified
2026-08-12T03:30:51Z
Severity
  • 3.1 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N CVSS Calculator
Summary
Password Change Bypass via Auth Switch Endpoint
Details

Mattermost versions 10.11.x <= 10.11.10 fail to validate user's authentication method when processing account auth type switch which allows an authenticated attacker to change account password without confirmation via falsely claiming a different auth provider.. Mattermost Advisory ID: MMSA-2026-00583

Database specific 
{
    "cna_assigner":  "Mattermost",
    "cwe_ids":  [
        "CWE-863"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/22xxx/CVE-2026-22545.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "introduced":  "10.11.0"
                },
                {
                    "last_affected":  "10.11.10"
                }
            ],
            "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
fddd4a70bcb32eaff394a2fa5399efcd1b2ae251
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "10.11.0"
        },
        {
            "fixed":  "10.11.11"
        }
    ],
    "source":  "CPE_RANGE"
}

Affected versions

@mattermost/client@10.*
@mattermost/client@10.11.0
@mattermost/types@10.*
@mattermost/types@10.11.0
mattermost-redux@10.*
mattermost-redux@10.11.0
v10.*
v10.11.0
v10.11.0-rc3
v10.11.1
v10.11.1-rc1
v10.11.10
v10.11.11-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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-22545.json"