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CVE-2026-33557 Apache Kafka: Missing JWT token validation in OAUTHBEARER authentication
| Reporter | Title | Published | Views | Family All 33 |
|---|---|---|---|---|
 | CVE-2026-33557 | 20 Apr 202613:28 | – | attackerkb |
 | The vulnerability in the org.apache.kafka.common.security.oauthbearer.DefaultJwtValidator component of the Apache Kafka messaging broker allows a attacker to circumvent security restrictions and gain unauthorized access to protected information. | 8 Jul 202600:00 | – | bdu_fstec |
 | CVE-2026-33557 vulnerabilities | 25 Apr 202613:17 | – | cgr |
 | CVE-2026-33557 | 17 Apr 202609:12 | – | circl |
 | Apache Kafka 安全漏洞 | 20 Apr 202600:00 | – | cnnvd |
 | CVE-2026-33557 | 20 Apr 202613:28 | – | cve |
 | EUVD-2026-23846 | 20 Apr 202615:31 | – | euvd |
 | Apache Kafka does not validate JWT tokens in its OAUTHBEARER authentication implementation | 20 Apr 202615:31 | – | github |
 | CVE-2026-33557 | 20 Apr 202614:16 | – | nvd |
 | BIT-KAFKA-2026-33557 Apache Kafka: Missing JWT token validation in OAUTHBEARER authentication | 22 Apr 202608:40 | – | osv |
10
[
{
"defaultStatus": "unaffected",
"product": "Apache Kafka",
"vendor": "Apache Software Foundation",
"versions": [
{
"lessThanOrEqual": "4.1.1",
"status": "affected",
"version": "4.1.0",
"versionType": "semver"
}
]
}
]Data
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20 Apr 2026 13:28Current
EPSS0.00581