OpenAM before 16.1.3 applies its OAuth2 Provider PKCE enforcement only to authorization requests whose response_type is exactly code, so codes issued through OpenID Connect hybrid flows (code token, code id_token, code token id_token) carry no bound challenge. An attacker who intercepts such a code can redeem it for a public client's tokens with any non-empty code_verifier.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-285"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105119.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "16.1.3"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
},
{
"range": [
{
"introduced": "0"
},
{
"fixed": "16.1.3"
}
],
"source": "DESCRIPTION"
}
]
}