Mattermost fails to handle a null request body in the /add endpoint, allowing a simple member to send a request with null request body to that endpoint and make it crash. After a few repetitions, the plugin is disabled.
{
"cwe_ids": [
"CWE-400"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/49xxx/CVE-2023-49809.json",
"unresolved_ranges": [
{
"extracted_events": [
{
"last_affected": "8.1.5"
}
],
"source": "AFFECTED_FIELD"
}
],
"cna_assigner": "Mattermost"
}{
"cpe": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "8.1.5"
},
{
"introduced": "9.0.0"
},
{
"last_affected": "9.1.0"
}
],
"source": "CPE_RANGE"
}