Mattermost versions 9.11.x <= 9.11.6, 10.4.x <= 10.4.1 fail to invalidate all active sessions when converting a user to a bot, with allows the converted user to escalate their privileges depending on the permissions granted to the bot.
{
"cwe_ids": [
"CWE-384"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/1xxx/CVE-2025-1412.json",
"cna_assigner": "Mattermost",
"unresolved_ranges": [
{
"source": "AFFECTED_FIELD",
"extracted_events": [
{
"introduced": "9.11.0"
},
{
"last_affected": "9.11.6"
},
{
"introduced": "10.4.0"
},
{
"last_affected": "10.4.1"
}
]
}
]
}