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VulnerabilityPublished

CVE-2026-114122: electron · Out-of-bounds Read

Affects electronSource CVE Database V5

0

Not known to be exploited · CVSS 3.9 Low · fixed in 45.0.0-alpha.9 : update electron when convenient.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.1 base score
3.9Low
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 8% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 45.0.0-alpha.9, 44.4.3, 43.7.3 +1
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 21 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade electron to 45.0.0-alpha.9, 44.4.3, 43.7.3 or 42.11.6.

Affected software

ProductAffectedFixed in
electronelectronAffected
  • >=45.0.0-alpha.1 <45.0.0-alpha.9
Fixed in
  • 45.0.0-alpha.9
electronelectronAffected
  • >=44.0.0-alpha.1 <44.4.3
Fixed in
  • 44.4.3
electronelectronAffected
  • >=43.0.0-alpha.1 <43.7.3
Fixed in
  • 43.7.3
electronelectronAffected
  • <42.11.6
Fixed in
  • 42.11.6

Description

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 42.11.6, 43.7.3, 44.4.3, and 45.0.0-alpha.9, frame data received from the GPU process for webContents.beginFrameSubscription was not fully validated by the main process. An attacker who had separately gained code execution in the GPU process could supply inconsistent frame geometry and cause the main process to read out-of-bounds memory while producing captured frame images, disclosing memory or crashing the application. This issue is fixed in versions 42.11.6, 43.7.3, 44.4.3, and 45.0.0-alpha.9.

References

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