The vulnerability of the builder-util-runtime package in the electron-updater module of the software platform for creating Electron applications allows a perpetrator to gain unauthorized access to protected information.
🗓️ 07 Oct 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 10 Views
| Reporter | Title | Published | Views | Family All 22 |
|---|---|---|---|---|
 | CVE-2026-54673 | 30 Jun 202622:11 | – | attackerkb |
 | CVE-2026-54673 | 24 Jul 202616:35 | – | circl |
 | CVE-2026-54673 | 30 Jun 202622:11 | – | cve |
 | CVE-2026-54673 electron-updater: Cross-origin redirect leaks `PRIVATE-TOKEN` and mixed-case `Authorization` credentials in `builder-util-runtime` | 30 Jun 202622:11 | – | cvelist |
 | EUVD-2026-40455 | 24 Jul 202614:03 | – | euvd |
 | electron-updater: Cross-origin redirect leaks `PRIVATE-TOKEN` and mixed-case `Authorization` credentials in `builder-util-runtime` | 24 Jul 202614:03 | – | github |
 | CVE-2026-54673 | 30 Jun 202622:11 | – | mend |
 | CVE-2026-54673 | 30 Jun 202623:17 | – | nvd |
 | GHSA-P2F4-R6V6-J797 electron-updater: Cross-origin redirect leaks `PRIVATE-TOKEN` and mixed-case `Authorization` credentials in `builder-util-runtime` | 24 Jul 202614:03 | – | osv |
| OPENSUSE-SU-2026:11200-1 heroic-games-launcher-2.22.0-4.1 on GA media | 7 Jul 202600:00 | – | osv |
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07 Oct 2026 00:00Current
6.4Medium risk
Vulners AI Score6.4
CVSS 36.5
CVSS 26.8
EPSS0.00407