- Description
- Mattermost versions 10.11.x <= 10.11.10 Fail to invalidate cached permalink preview data when a user loses channel access which allows the user to continue viewing private channel content via previously cached permalink previews until cache reset or relogin.. Mattermost Advisory ID: MMSA-2026-00580
- Source
- responsibledisclosure@mattermost.com
- NVD status
- Analyzed
- Products
- mattermost_server
CVSS 3.1
- Type
- Secondary
- Base score
- 4.3
- Impact score
- 1.4
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Severity
- MEDIUM
- responsibledisclosure@mattermost.com
- CWE-672
- Hype score
- Not currently trending
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{
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"matchCriteriaId": "B6E5F368-358C-429B-8F04-3C8DF4A71A91",
"versionEndExcluding": "10.11.11",
"versionStartIncluding": "10.11.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
]