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Microsoft Security Response CenterCVE-2026-87587

Chromium CVE-2026-87587: Use after free in V8

HighVendor CVSS 8.8 / 10 1 CVE Published Sep 14, 2026 at 5:54 PM UTC

Summary

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

Products covered

  • Microsoft Edge (Chromium-based)

  • azl3 nodejs 24.21.0-1 on Azure Linux 3.0

Remediation

Release Notes

Vendor-listed fixes

  • 153.0.4234.32

  • 24.22.0-1

CVEs in this advisory 1

Update history

What changed in later vendor updates

SecurityAlert records field-level changes from the point we begin following a bulletin. Earlier vendor changes may not have a field-by-field record.

    • The vendor changed the advisory title.
    • The vendor changed the advisory summary.
    • Added affected products: azl3 nodejs 24.21.0-1 on Azure Linux 3.0, Microsoft Edge (Chromium-based).
    • Removed affected products: azl3 nodejs 24.20.0-1 on Azure Linux 3.0.
    • Added fixed versions: 24.22.0-1, 153.0.4234.32.
    • The vendor changed its remediation guidance.
    • The vendor changed the advisory title.
    • The vendor changed the advisory summary.
    • Added affected products: azl3 nodejs 24.21.0-1 on Azure Linux 3.0, Microsoft Edge (Chromium-based).
    • Removed affected products: azl3 nodejs 24.20.0-1 on Azure Linux 3.0.
    • Added fixed versions: 153.0.4234.32.
    • The vendor changed its remediation guidance.
    • The vendor changed the advisory summary.

Updates

  1. Added to SecurityAlert

    We collected the advisory from the official source.

  2. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  3. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  4. Confirmed at the source

    Our collector saw this advisory during a later source check.