In Zammad 6.4.x before 6.4.2, an authenticated agent with knowledge base permissions was able to use the Zammad API to fetch knowledge base content that they have no permission for.
{
"cwe_ids": [
"CWE-288"
],
"unresolved_ranges": [
{
"extracted_events": [
{
"introduced": "6.4"
},
{
"fixed": "6.4.2"
}
],
"source": "AFFECTED_FIELD"
},
{
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "6.4"
},
{
"fixed": "6.4.2"
}
]
},
{
"source": "DESCRIPTION",
"extracted_events": [
{
"introduced": "6.4.x"
},
{
"fixed": "6.4.2"
}
]
}
],
"cna_assigner": "mitre",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/32xxx/CVE-2025-32357.json"
}