CVE-2026-47206

low

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.

References

https://github.com/dragonflydb/dragonfly/security/advisories/GHSA-h77h-c6hc-qc9h

https://github.com/dragonflydb/dragonfly/pull/7332

https://github.com/dragonflydb/dragonfly/issues/7328

Details

Source: Mitre, NVD

Published: 2026-06-26

Updated: 2026-06-26

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Severity: Medium

CVSS v4

Base Score: 2.3

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Severity: Low

EPSS

EPSS: 0.00024