gpt-crawler through 1.5.1 fails to validate the outputFileName parameter in the POST /crawl endpoint, allowing unauthenticated attackers to write arbitrary files to any filesystem path. Attackers can supply absolute paths or parent-directory segments to overwrite existing files with content sourced from attacker-controlled URLs.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-22"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82286.json"
}{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "1.5.1"
},
{
"fixed": "1.5.1"
}
],
"source": [
"AFFECTED_FIELD",
"DESCRIPTION"
]
}