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MEDIUM severity

GHSA-vmqv-hx8q-j7mg

MEDIUMFix: electron/electron#48101

GHSA-vmqv-hx8q-j7mg is a medium-severity (CVSS 6.1) Code Injection vulnerability in electron. O3 Security confirms whether GHSA-vmqv-hx8q-j7mg is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.

Electron has ASAR Integrity Bypass via resource modification

Also known asCVE-2025-55305
Published
Sep 3, 2025
Updated
Sep 5, 2025
Affected
4 pkgs
Patched
4 / 4
Exploits
None indexed
Exploitation data as of Sep 5, 2025 · OSV.dev, NVD, FIRST.org (EPSS)

Real-World Exposure

4 pkgs affected

How broadly this vulnerability is actually deployed: weekly install volume shows current usage, a proxy for how much of the ecosystem is exposed.

electronnpm
5.7Mdownloads / week

Description

Impact

This only impacts apps that have the embeddedAsarIntegrityValidation and onlyLoadAppFromAsar fuses enabled. Apps without these fuses enabled are not impacted.

Specifically this issue can only be exploited if your app is launched from a filesystem the attacker has write access too. i.e. the ability to edit files inside the resources folder in your app installation on Windows which these fuses are supposed to protect against.

Workarounds

There are no app side workarounds, you must update to a patched version of Electron.

Fixed Versions

  • 38.0.0-beta.6
  • 37.3.1
  • 36.8.1
  • 35.7.5

For more information

If you have any questions or comments about this advisory, email us at [email protected]

Affected Packages

4 total 4 fixed
EcosystemPackageVulnerable rangeFix
📦npmelectronall versions35.7.5
📦npmelectron36.0.0-alpha.1&&< 36.8.136.8.1
📦npmelectron37.0.0-alpha.1&&< 37.3.137.3.1
📦npmelectron38.0.0-alpha.1&&< 38.0.0-beta.638.0.0-beta.6

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for electron. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    Update electron to 35.7.5 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-vmqv-hx8q-j7mg is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-vmqv-hx8q-j7mg is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-vmqv-hx8q-j7mg. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

### Impact This only impacts apps that have the `embeddedAsarIntegrityValidation` and `onlyLoadAppFromAsar` [fuses](https://www.electronjs.org/docs/latest/tutorial/fuses) enabled. Apps without these fuses enabled are not impacted. Specifically this issue can only be exploited if your app is launched from a filesystem the attacker has write access too. i.e. the ability to edit files inside the `resources` folder in your app installation on Windows which these fuses are supposed to protect against. ### Workarounds There are no app side workarounds, you must update to a patched version of Ele
O3 Security · Impact-Aware SCA

Is GHSA-vmqv-hx8q-j7mg in your dependencies?

O3 detects GHSA-vmqv-hx8q-j7mg across npm dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

GHSA-vmqv-hx8q-j7mg: electron (Medium 6.1) | O3 Security