The extractFrom function in Internals/QuotedString.cpp in Arduino JSON before 4.5 allows…
Priority LOW 28CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
The extractFrom function in Internals/QuotedString.cpp in Arduino JSON before 4.5 allows remote attackers to cause a denial of service (crash) via a JSON string with a \ (backslash) followed by a terminator, as demonstrated by "\\\0", which triggers a buffer overflow and over-read.
Why it matters now
EPSS 0.02628 85th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:arduino_json_project:arduino_json:*:*:*:*:*:*:*:* | up to 4.4 | Vulnerable | Arduino Json Project |
- cpe:2.3:a:arduino_json_project:arduino_json:*:*:*:*:*:*:*:* Versions up to 4.4 Vulnerable ·Arduino Json Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-4590
- 2026-10-03 Alias added: GHSA-h79r-6v3m-rwjv
References
Exploit 2
Sources
- CVE-2015-4590 · CVE Program
- CVE-2015-4590 · NVD
- FIRST EPSS
- GHSA-h79r-6v3m-rwjv · GitHub Advisory Database · CC BY 4.0
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