Security Vulnerability Report
中文
CVE-2026-47314 CVSS 7.8 HIGH

CVE-2026-47314

Published: 2026-05-19 08:16:16
Last Modified: 2026-05-19 14:25:40

Description

Out-of-bounds write vulnerability in Samsung Open Source Escargot allows Overflow Buffers. This issue affects Escargot: 590345cc6258317c5da850d846ce6baaf2afc2d3.

CVSS Details

CVSS Score
7.8
Severity
HIGH
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Configurations (Affected Products)

No configuration data available.

Samsung Escargot commit 590345cc6258317c5da850d846ce6baaf2afc2d3

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
// Proof of Concept for CVE-2026-47314 (Conceptual) // This PoC demonstrates triggering an out-of-bounds write in Escargot. function trigger_oob_write() { // Malicious input designed to bypass boundary checks let malicious_input = new Array(0x1000).fill('A'); // Attempting to trigger the vulnerability in the engine // Note: Specific exploit logic depends on the exact commit behavior try { // Hypothetical vulnerable function call process_vulnerable_buffer(malicious_input); } catch (e) { console.log("Exploit failed or caught: " + e); } } trigger_oob_write();

References

Raw JSON Data

JSON
{"cve": {"id": "CVE-2026-47314", "sourceIdentifier": "[email protected]", "published": "2026-05-19T08:16:15.730", "lastModified": "2026-05-19T14:25:40.320", "vulnStatus": "Undergoing Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "Out-of-bounds write vulnerability in Samsung Open Source Escargot allows Overflow Buffers.\n\nThis issue affects Escargot: 590345cc6258317c5da850d846ce6baaf2afc2d3."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-787"}]}], "references": [{"url": "https://github.com/Samsung/escargot/pull/1565", "source": "[email protected]"}]}}