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CVE-2026-47206

LOW Exploitation: PoC
2.3
CVSS 4.0
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.

Metadata

CVE ID
CVE-2026-47206
State
PUBLISHED
Assigner
GitHub_M
Reserved
2026-05-18 22:25 UTC
Published
2026-06-26 16:39 UTC
Last updated
2026-06-26 17:31 UTC
Primary CWE
CWE-116
CWE-116: Improper Encoding or Escaping of Output
Vendor / Product
dragonflydb / dragonfly
Sources
cve.org  ·  NVD

Severity & Metrics

2.3 LOW CVSS 4.0
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
SSVC — CISA Coordinator
Exploitation
PoC
Automatable
no
Tech. Impact
partial
Affected products (1)
VendorProductPlatformVersions
dragonflydb dragonfly — < 1.38.9
Weakness (CWE)
CWESourceDescription
CWE-116 cna CWE-116: Improper Encoding or Escaping of Output
CVSS scores (1)
ScoreSeverityVersionSourceVector
2.3 LOW 4.0 cna 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
References (3)
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