HAProxy Community Edition 3.2.x through 3.3.x before 3.3.3 can enter a loop or crash because varint is mishandled. HAProxy Enterprise and ALOHA are also affected.
{
"cna_assigner": "mitre",
"cwe_ids": [
"CWE-252"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26080.json"
}{
"extracted_events": [
{
"cpe": "cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.2"
},
{
"fixed": "3.2.12"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.3"
},
{
"fixed": "3.3.3"
}
],
"source": "CPE_RANGE"
}
]
}