CVE-2026-34768

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Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, on Windows, app.setLoginItemSettings({openAtLogin: true}) wrote the executable path to the Run registry key without quoting. If the app is installed to a path containing spaces, an attacker with write access to an ancestor directory may be able to cause a different executable to run at login instead of the intended app. On a default Windows install, standard system directories are protected against writes by standard users, so exploitation typically requires a non-standard install location. This issue has been patched in versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8."}, {"lang": "es", "value": "Electron es un framework para escribir aplicaciones de escritorio multiplataforma usando JavaScript, HTML y CSS. Antes de las versiones 38.8.6, 39.8.1, 40.8.0 y 41.0.0-beta.8, en Windows, app.setLoginItemSettings({openAtLogin: true}) escrib\u00eda la ruta del ejecutable en la clave de registro Run sin comillas. Si la aplicaci\u00f3n est\u00e1 instalada en una ruta que contiene espacios, un atacante con acceso de escritura a un directorio ancestro podr\u00eda hacer que se ejecute un ejecutable diferente al iniciar sesi\u00f3n en lugar de la aplicaci\u00f3n prevista. En una instalaci\u00f3n predeterminada de Windows, los directorios del sistema est\u00e1ndar est\u00e1n protegidos contra escrituras por usuarios est\u00e1ndar, por lo que la explotaci\u00f3n normalmente requiere una ubicaci\u00f3n de instalaci\u00f3n no est\u00e1ndar. Este problema ha sido parcheado en las versiones 38.8.6, 39.8.1, 40.8.0 y 41.0.0-beta.8."}], "id": "CVE-2026-34768", "lastModified": "2026-07-24T22:10:00.140", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 3.9, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 0.5, "impactScore": 3.4, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-34768", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-04-06T19:08:45.331606Z", "version": "2.0.3"}}]}, "published": "2026-04-04T00:16:17.500", "references": [{"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/electron/electron/security/advisories/GHSA-jfqx-fxh3-c62j"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-428"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "electron: Electron: Arbitrary code execution via unquoted path in Run registry key", "id": "2454996", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2454996"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.9", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-428", "details": ["Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, on Windows, app.setLoginItemSettings({openAtLogin: true}) wrote the executable path to the Run registry key without quoting. If the app is installed to a path containing spaces, an attacker with write access to an ancestor directory may be able to cause a different executable to run at login instead of the intended app. On a default Windows install, standard system directories are protected against writes by standard users, so exploitation typically requires a non-standard install location. This issue has been patched in versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8.", "A flaw was found in Electron. On Windows, when an application is installed to a path containing spaces and configured to open at login, the executable path is written to the system's Run registry key without proper quoting. An attacker with write access to an ancestor directory can exploit this to cause a different, malicious executable to run at login instead of the intended application, potentially leading to arbitrary code execution. Exploitation typically requires a non-standard installation location."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2026-34768", "package_state": [{"cpe": "cpe:/a:redhat:podman_desktop:1", "fix_state": "Not affected", "package_name": "podman-desktop-macos-1-0", "product_name": "Red Hat Build of Podman Desktop"}, {"cpe": "cpe:/a:redhat:podman_desktop:1", "fix_state": "Not affected", "package_name": "podman-desktop-windows-1-0", "product_name": "Red Hat Build of Podman Desktop"}, {"cpe": "cpe:/a:redhat:podman_desktop:0", "fix_state": "Not affected", "package_name": "rhdesktop/rh-podman-desktop-ext-openshift-local-rhel10", "product_name": "Red Hat Build of Podman Desktop - Tech Preview"}], "public_date": "2026-04-03T23:44:55Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-34768\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-34768\nhttps://github.com/electron/electron/security/advisories/GHSA-jfqx-fxh3-c62j"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,38.8.6)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[39.0.0-alpha.1,39.8.1)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[40.0.0-alpha.1,40.8.0)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[41.0.0-alpha.1,41.0.0-beta.8)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "electron", "source": "cna", "vendor": "electron"}, "product": "electron", "vendor": "electron"}], "analysis": {"en": {"generated_at": "2026-04-09T18:28:50.666308+00:00", "value": {"mitigation_remediation": ["Update Electron to a patched release such as 38.8.6, 39.8.1, 40.8.0, or 41.0.0\u2011beta.8 or newer."], "summary": {"action": "Apply patch", "impact": "Local code execution at login"}, "threat_synthesis": {"affected_systems": "Electron releases before 38.8.6, 39.8.1, 40.8.0, and 41.0.0\u2011beta.8 are affected. These include all earlier 38.x, 39.x, 40.x, and the beta series up to 41.0.0\u2011beta.7. The issue is limited to Windows platforms and only impacts applications that register a login item via the Run registry key.", "description_and_impact": "Electron, a popular framework for building desktop applications, has a weakness classified as CWE-428 in which an unquoted program path can be written to the Windows Run registry key when a login item is enabled. Prior to specific patch releases, the path was stored without quotation marks, allowing an attacker who can write to an ancestor directory of the installation to alter the registered executable. When the user logs in, Windows will execute the attacker\u2011supplied program instead of the legitimate application, giving the attacker local code execution privileges at startup.", "risk_and_exploitability": "The base CVSS score of 3.9 suggests low severity, and the EPSS score of less than 1% indicates a very small chance of exploitation. The vulnerability is not listed in the CISA Known Exploited Vulnerabilities catalog. Practical exploitation requires the attacker to have write permission to a directory that is an ancestor of the application's installation path, which is typically restricted on a standard Windows installation. If the application is installed in a non\u2011standard location that the attacker can modify, or if the attacker already has local write capabilities, they can replace the intended executable with a malicious one, causing code to run with the logged\u2011in user\u2019s privileges at startup."}}}}, "created": "2026-04-06T21:21:41.482583+00:00", "updated": "2026-04-10T09:45:27.114376+00:00", "vendors": ["electron", "electron$PRODUCT$electron"]}