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VulnerabilityPublished

CVE-2026-47206: dragonflydb dragonfly · Improper Encoding or Escaping of Output

Affects dragonflydb dragonflySource CVE Database V5

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Not known to be exploited · CVSS 2.3 Low : upgrade to 1.38.9 when convenient.

Data as of 7 Nov 2026, 23:24 UTC

CVSS 4.0 base score
2.3Low
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 29% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 1.38.9, 1.39.9
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

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 Jun 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 8 Nov 2026.

What to do

Upgrade dragonfly to 1.38.9; dragonflydb/dragonfly to 1.39.9.

Affected software

ProductAffectedFixed in
dragonflydbdragonflyAffected
  • <1.38.9
Fixed in
  • 1.38.9
GitHubdragonflydb/dragonflypkg:github/dragonflydb/dragonflyOther threatsAffected
  • <1.39.9
Fixed in
  • 1.39.9

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Upgrade Dragonfly to version 1.39.9 or later, where this vulnerability is fixed. No other mitigation or temporary workaround is indicated in the available data.

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

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