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Heap-based Buffer Overflow

🗓️ 30 Jun 2026 23:19:48Reported by Snyk Security DatabaseType 
snyk
 snyk
🔗 security.snyk.io👁 5 Views

Heap-based buffer overflow in the Ruby JSON extension when streaming oversized strings; upgrade to version 2.19.9 or higher.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-54696
30 Jun 202622:05
attackerkb
CVE
CVE-2026-54696
30 Jun 202622:05
cve
Cvelist
CVE-2026-54696 Ruby JSON: JSON generator heap buffer overflow when streaming to an IO
30 Jun 202622:05
cvelist
Debian CVE
CVE-2026-54696
30 Jun 202622:05
debiancve
EUVD
EUVD-2026-40626
30 Jun 202622:05
euvd
NVD
CVE-2026-54696
30 Jun 202623:17
nvd
OSV
DEBIAN-CVE-2026-54696
30 Jun 202623:17
osv
OSV
UBUNTU-CVE-2026-54696
30 Jun 202623:17
osv
Positive Technologies
PT-2026-54020
30 Jun 202600:00
ptsecurity
Vulnrichment
CVE-2026-54696 Ruby JSON: JSON generator heap buffer overflow when streaming to an IO
30 Jun 202622:05
vulnrichment
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Vulners
Node
json_projectjsonRange2.9.02.19.9

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30 Jun 2026 23:19Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.13.7
CVSS 46.3
EPSS0.00301
SSVC
5