Low 2.3Published Jun 26, 2026

CVE-2026-47206Dragonfly: RESP Protocol Injection via Lua redis.error_reply() in EvalSerializer

Updated under an hour ago (Oct 27, 2026, 4:23 AM ET)

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It affects dragonflydb dragonfly. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for dragonflydb dragonfly

Exploited in the last 30 days

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.

CVSS: 2.3 LOW (v4.0, 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
Weakness (CWE): CWE-116
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Deferred
Record last updated: Jun 26, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

dragonflydb dragonfly dragonflydb:dragonfly (from the name)	before 1.38.9	CNA record

References

References

https://github.com/dragonflydb/dragonfly/security/advisories/GHSA-h77h-c6hc-qc9h	x-refsource-confirm
https://github.com/dragonflydb/dragonfly/issues/7328	x-refsource-misc
https://github.com/dragonflydb/dragonfly/pull/7332	x-refsource-misc

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.