What is GHSA-5jp2-w3vg-5w3x?

GHSA-5jp2-w3vg-5w3x is a security advisory published by GitHub Security Advisories with Medium severity. In Reactor Core, applications that use the Flux.bufferTimeout operator with fairBackpressure...

Which CVE IDs does GHSA-5jp2-w3vg-5w3x cover?

GHSA-5jp2-w3vg-5w3x covers the following CVE IDs: CVE-2026-47863. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-5jp2-w3vg-5w3x?

GHSA-5jp2-w3vg-5w3x has a CVSS v3 base score of 5.9, published by GitHub Security Advisories.

GHSA-5jp2-w3vg-5w3xMediumCVSS 5.9

In Reactor Core, applications that use the Flux.bufferTimeout operator with fairBackpressure...

Vendor

GitHub Security Advisories

Published

August 27, 2026

Last Modified

August 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-47863 →

📋 Description

In Reactor Core, applications that use the Flux.bufferTimeout operator with fairBackpressure enabled are vulnerable to a Denial of Service (DoS) condition. Reactor Core 3.8.0 - 3.8.6 Reactor Core 3.7.19 and earlier

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-47863
https://spring.io/security/cve-2026-47863
https://github.com/advisories/GHSA-5jp2-w3vg-5w3x