2.3
LOW CVSS 4.0
CVE-2026-47206
Dragonfly: RESP Protocol Injection via Lua redis.error_reply() in EvalSerializer
Description

Dragonfly is an in-memory data store built for modern application workloads. Prior to 1.39.9, Dragonfly has a RESP Protocol Injection via Lua redis.error_reply() in EvalSerializer. An authenticated user can inject arbitrary RESP messages into the connection's response stream, potentially causing response desynchronization in connection-pool clients. This vulnerability is fixed in 1.39.9.

INFO

Published Date :

June 26, 2026, 4:39 p.m.

Last Modified :

June 26, 2026, 4:40 p.m.

Remotely Exploit :

Yes !

Source :

GitHub_M
Affected Products

The following products are affected by CVE-2026-47206 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Dragonflydb dragonfly
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 LOW [email protected]
Solution
Update Dragonfly to version 1.39.9 or later to fix protocol injection vulnerability.
  • Update Dragonfly to version 1.39.9 or later.
  • Ensure clients are resilient to desynchronized responses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-47206 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.