GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to cause a denial of service condition due to improper input validation on webhook custom header names under certain conditions.
{
"cna_assigner": "GitLab",
"cwe_ids": [
"CWE-770"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/13xxx/CVE-2025-13690.json",
"unresolved_ranges": [
{
"extracted_events": [
{
"introduced": "16.11"
},
{
"fixed": "18.7.6"
},
{
"introduced": "18.8"
},
{
"fixed": "18.8.6"
},
{
"introduced": "18.9"
},
{
"fixed": "18.9.2"
}
],
"source": "AFFECTED_FIELD"
},
{
"extracted_events": [
{
"introduced": "16.11"
},
{
"fixed": "18.7.6"
},
{
"introduced": "18.8"
},
{
"fixed": "18.8.6"
},
{
"introduced": "18.9"
},
{
"fixed": "18.9.2"
}
],
"source": "DESCRIPTION"
}
]
}{
"cpe": [
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*"
],
"extracted_events": [
{
"introduced": "16.11.0"
},
{
"fixed": "18.7.6"
},
{
"introduced": "18.8.0"
},
{
"fixed": "18.8.6"
},
{
"introduced": "18.9.0"
},
{
"fixed": "18.9.2"
}
],
"source": "CPE_RANGE"
}