CVE-2026-47874: Reactor Netty HTTP Server Denial of Service With Pipelined Requests
Spring · Reactor Netty
Affected: Spring Reactor Netty · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 34% of scored CVEs
DescriptionCVE.org
The vulnerability occurs when a client sends HTTP/1.1 pipelined requests over a single connection, causing the Reactor Netty HTTP server to consume an excessive amount of memory. Reactor Netty 1.3.0 - 1.3.6 Reactor Netty 1.1.0 - 1.2.18 Reactor Netty 1.0.52 and earlier
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Spring · Reactor Nettyfrom 1.3.0 up to and including 1.3.6; from 1.1.0 up to and including 1.2.18; up to and including 1.0.52
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- Spring
- Published
- August 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-47874 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.