GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.4.6, 18.5 before 18.5.4, and 18.6 before 18.6.2 that could have allowed an unauthenticated user to create a denial of service condition by sending crafted GraphQL queries that bypass query complexity limits.
{
"cna_assigner": "GitLab",
"cwe_ids": [
"CWE-770"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/12xxx/CVE-2025-12562.json"
}{
"cpe": [
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*"
],
"extracted_events": [
{
"introduced": "11.10.0"
},
{
"fixed": "18.4.6"
},
{
"introduced": "18.5.0"
},
{
"fixed": "18.5.4"
},
{
"introduced": "18.6.0"
},
{
"fixed": "18.6.2"
}
],
"source": "CPE_RANGE"
}