CVE-2026-47309: Samsung Open Source Escargot · Uncontrolled Recursion
Affects Samsung Open Source EscargotSource CVE Database V5
Not known to be exploited · CVSS 5.5 Medium.
Data as of 30 Oct 2026, 06:59 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 18% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 19 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 29 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Samsung Open SourceEscargot | Affected
| Fixed in– |
AI-suggested
Monitor vendor channels for updates.
Description
CVE-2026-47309 is an uncontrolled recursion vulnerability in Samsung Open Source Escargot that allows oversized serialized data payloads. This flaw can cause a denial of service by exhausting system resources due to recursive processing. The vulnerability affects a specific Escargot version identified by commit 590345cc6258317c5da850d846ce6baaf2afc2d3. There is no official patch or remediation level provided at this time. The CVSS score is 5.5, indicating a medium severity impact focused on availability. No known exploits are reported in the wild, and the product is not a cloud service. No geographic targeting is indicated.