CVE-2026-79720

Reflected XSS in Netron versions <=9.1.2 on desktop application through unsanitized node names allows an attacker to hide certain nodes, perform port scanning or abuse a Chrome n-day to achieve Remote Code Execution.

CVSS v3 5.0 MEDIUM

5.0^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 2.7

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/lutzroeder/netron/commit/cd14bad8c9132b1aaf1d197fe61925575f194f00	Patch
https://www.hiddenlayer.com/sai-security-advisory/2026-08-netron	Exploit Vendor Advisory
https://www.hiddenlayer.com/sai-security-advisory/2026-08-netron	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:lutzroeder:netron:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-08-27 17:20

Updated : 2026-09-01 23:58

NVD link : CVE-2026-79720

Mitre link : CVE-2026-79720

CVE.ORG link : CVE-2026-79720

JSON object : View

Products Affected

lutzroeder

netron

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

{"id": "CVE-2026-79720", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-79720", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-27T18:49:09.074734Z"}}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.0, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 1.8}], "cvssMetricV40": [{"type": "Secondary", "source": "6f8de1f0-f67e-45a6-b68f-98777fdb759c", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 6.8, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "PASSIVE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "LOW", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "6f8de1f0-f67e-45a6-b68f-98777fdb759c", "affectedData": [{"repo": "https://github.com/lutzroeder/netron", "vendor": "Netron", "product": "Netron", "versions": [{"status": "affected", "version": "*", "versionType": "semver", "lessThanOrEqual": "9.1.2"}], "packageName": "netron", "defaultStatus": "unaffected"}]}], "published": "2026-08-27T17:20:49.027", "references": [{"url": "https://github.com/lutzroeder/netron/commit/cd14bad8c9132b1aaf1d197fe61925575f194f00", "tags": ["Patch"], "source": "6f8de1f0-f67e-45a6-b68f-98777fdb759c"}, {"url": "https://www.hiddenlayer.com/sai-security-advisory/2026-08-netron", "tags": ["Exploit", "Vendor Advisory"], "source": "6f8de1f0-f67e-45a6-b68f-98777fdb759c"}, {"url": "https://www.hiddenlayer.com/sai-security-advisory/2026-08-netron", "tags": ["Exploit", "Vendor Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "6f8de1f0-f67e-45a6-b68f-98777fdb759c", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "Reflected XSS in Netron versions <=9.1.2 on desktop application through unsanitized node names allows an attacker to hide certain nodes, perform port scanning or abuse a Chrome n-day to achieve Remote Code Execution."}], "lastModified": "2026-09-01T23:58:00.010", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:lutzroeder:netron:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "65C8DFA1-F03F-4C34-9A04-C642D3E64244", "versionEndIncluding": "9.1.2"}], "operator": "OR"}]}], "sourceIdentifier": "6f8de1f0-f67e-45a6-b68f-98777fdb759c"}