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CVE-2025-55305

6.1 · MEDIUM

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS.

Published Sep 4, 2025CWE-94EPSS 0.28%

Overview

CVE-2025-55305 is a medium-severity vulnerability. It was published on September 4, 2025 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. In versions below 35.7.5, 36.0.0-alpha.1 through 36.8.0, 37.0.0-alpha.1 through 37.3.1 and 38.0.0-alpha.1 through 38.0.0-beta.6, ASAR Integrity Bypass via resource modification. This only impacts apps that have the embeddedAsarIntegrityValidation and onlyLoadAppFromAsar fuses enabled. Apps without these fuses enabled are not impacted. This issue is fixed in versions 35.7.5, 36.8.1, 37.3.1 and 38.0.0-beta.6.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/electron/electron/commit/23a02934510fcf951428e14573d9b2d2a3c4f28bGitHubgithub.com/electron/electron/commit/2e5a0b7220ebf955c6785cc5adb2e2b1cf77dac1GitHubgithub.com/electron/electron/commit/3f92511cdecc39f46b0e86cce40a0c691e301c9dGitHubgithub.com/electron/electron/commit/fdf29ce83870109d403f5c23ae529dbd0e8f4feeGitHubgithub.com/electron/electron/pull/48101GitHubgithub.com/electron/electron/pull/48102GitHubgithub.com/electron/electron/pull/48103GitHubgithub.com/electron/electron/pull/48104GitHubgithub.com/electron/electron/security/advisories/GHSA-vmqv-hx8q-j7mg

How CyberStrike helps

Frequently asked questions

What is CVE-2025-55305?

CVE-2025-55305 is a medium-severity vulnerability. It was published on September 4, 2025 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2025-55305?

This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-55305?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-55305?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-55305 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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