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Medium 4.2Published Oct 21, 2026

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

Updated under an hour ago ()

Does this affect you?

It affects electron. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
4.2 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Weakness (CWE)
CWE-352
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
GitHub_M
NVD analysis
Awaiting Analysis
Record last updated
Oct 23, 2026
First seen by InfoSec Signals
Oct 21, 2026

Affected products

Affected products
electron electron
electron:electron (from the name)
before 42.11.3; from 43.0.0-alpha.1, < 43.7.0; from 44.0.0-alpha.1, < 44.3.0; from 45.0.0-alpha.1, < 45.0.0-alpha.6
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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