Directory Traversal Vulnerability in Eclipse Jetty HttpClient
CVE-2026-76184

8.2HIGH

Key Information:

Vendor
CVE Published:
15 October 2026

What is CVE-2026-76184?

A directory traversal vulnerability exists within the Jetty HttpClient where improper handling of redirects may permit an attacker to manipulate path normalization. If an attacker is able to control the redirect, they can redirect the HttpClient to a malicious endpoint while improperly using valid authentication credentials. This flaw permits exploitation that may allow exposure of sensitive information associated with the compromised service when the client's credentials are sent to the attacker-controlled application.

Affected Version(s)

Eclipse Jetty 12.1.0 <= 12.1.12

Eclipse Jetty 12.0.0 <= 12.0.38

Eclipse Jetty 11.0.0 <= 11.0.32

References

CVSS V4

Score:
8.2
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

https://github.com/4ra1n
https://github.com/pyn3rd
https://github.com/unam4
.