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
CVSS Scores
| 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.
- Ensure clients are resilient to desynchronized responses.
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