CVE-2020-5404
mediumpriority · track · 24EPSS 0.007 · 51 %ileEUUSEPSS · scored 2026-10-27
The HttpClient from Reactor Netty, versions 0.9.x prior to 0.9.5, and versions 0.8.x prior to 0.8.16, may be used incorrectly, leading to a credentials leak during a redirect to a different domain. In order for this to happen, the HttpClient must have been explicitly configured to follow redirects.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (6)
Products and version ranges known to be affected.
- Maven io.projectreactor.netty:reactor-netty-http0.8.0 → 0.8.16osvUSpkg:maven/io.projectreactor.netty/reactor-netty-http
- Maven io.projectreactor.netty:reactor-netty-http0.9.0 → 0.9.5osvUSpkg:maven/io.projectreactor.netty/reactor-netty-http
advisories (1)
Vendor and ecosystem advisories describing this.
- GHSA-gpch-h32j-gx6xInsufficiently Protected Credentials in Reactor Netty2022-02-10ghsa · osvUS
The HttpClient from Reactor Netty, versions 0.9.x prior to 0.9.5, and versions 0.8.x prior to 0.8.16, may be used incorrectly, leading to a credentials leak during a redirect to a different domain. In order for this to happen, the HttpClient must have been explicitly configured to follow redirects.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2020-5404cnnvd
- https://packetstormsecurity.com/files/170237/Red-Hat-Security-Advisory-2022-8761-01.htmlcnnvd
- https://pivotal.io/security/cve-2020-5404cnnvd
- https://pivotal.io/security/cve-2020-5404enisa_euvd
- https://pivotal.io/security/cve-2020-5404Vendor Advisorynvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan