Riskcovery

CVE-2026-41715

Reactor Netty HTTP Client Leaks Credentials On Protocol Downgrade Redirect

State
Published
Severity
6.1 Medium
Published
Jun 9, 2026
Updated
Jun 23, 2026
Reserved
Apr 22, 2026

Read the record on cve.org

Description

In specific scenarios involving HTTP redirects from a secure to an insecure endpoint, the Reactor Netty HTTP client may leak credentials. In order for this to happen, the HTTP client must have been explicitly configured to follow redirects.

Affected versions: Reactor Netty 1.0.0 through 1.0.51; 1.1.0 through 1.1.35; 1.2.0 through 1.2.17; 1.3.0 through 1.3.5.

Scores

CVSSScoreVectorSource
3.16.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nvmware

Weaknesses

  • CWE-522 Insufficiently Protected Credentials

Affected Products

ProductVersions
Reactor NettySpring
  • 1.0.0 to before 1.0.52Affected
  • 1.1.0 to before 1.1.36Affected
  • 1.2.0 to before 1.2.17.1Affected
  • 1.3.0 to before 1.3.15.1Affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.