Mattermost version 8.1.x before 8.1.9 fails to sanitize data associated with permalinks when a plugin updates an ephemeral post, allowing an authenticated attacker who can control the ephemeral post update to access individual posts' contents in channels they are not a member of.
{
"cna_assigner": "Mattermost",
"unresolved_ranges": [
{
"source": "AFFECTED_FIELD",
"extracted_events": [
{
"introduced": "8.1.0"
},
{
"last_affected": "8.1.8"
}
]
},
{
"source": "DESCRIPTION",
"extracted_events": [
{
"introduced": "8.1.x"
},
{
"fixed": "8.1.9"
}
]
}
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/1xxx/CVE-2024-1952.json",
"cwe_ids": [
"CWE-200"
]
}