CVE-2026-7963HIGH 8.3EPSS p12.6%

CVE-2026-7963CVE-2026-7963

Description

Inappropriate implementation in ServiceWorker in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

Scoring

CVSS 3.18.3 (HIGH)
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS0.22% probability of exploitation · percentile 12.6% · 2026-06-19T12:03:05Z
Published2026-05-06
Last modified2026-05-07

Underlying weaknesses· 1

CWE-693

References

  1. https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html
  2. https://issues.chromium.org/issues/497250399

1

TypeTargetConfidenceTier
WeaknessProtection Mechanism Failurecwe-6930%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.