CVE-2026-93562

A flaw was found in Netty's HTTP/1 decoder. Incomplete validation of malformed Transfer-Encoding headers allows a remote attacker to perform HTTP request smuggling. By sending specially crafted HTTP requests, an attacker can inject arbitrary HTTP requests, potentially bypassing security controls or accessing unauthorized resources.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/errata/RHSA-2026:69440
https://access.redhat.com/errata/RHSA-2026:69470
https://access.redhat.com/errata/RHSA-2026:83612
https://access.redhat.com/security/cve/CVE-2026-93562
https://bugzilla.redhat.com/show_bug.cgi?id=2536951
https://bugzilla.redhat.com/show_bug.cgi?id=2536951

Configurations

No configuration.

History

15 Oct 2026, 17:17

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2026:83612 -

22 Sep 2026, 21:17

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2026:69440 -

22 Sep 2026, 17:17

Type	Values Removed	Values Added
References	~~() https://bugzilla.redhat.com/show_bug.cgi?id=2536951 -~~	() https://bugzilla.redhat.com/show_bug.cgi?id=2536951 -

21 Sep 2026, 18:17

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2026:69470 -

18 Sep 2026, 21:18

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-18 21:18

Updated : 2026-10-15 17:17

NVD link : CVE-2026-93562

Mitre link : CVE-2026-93562

CVE.ORG link : CVE-2026-93562

JSON object : View

Products Affected

No product.

CWE

CWE-1035

OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities

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