Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-91732

CVE-2026-91732HIGH

Google Chrome — Missing authorization in AppManifest in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer p…

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   R  U  H  H  N    8.1   .0026   16.3     —

AFFECTED
  Product  Versions         Fixed
  Chrome   153.0.8010.47 –  —

TIMELINE
  Sep 14  Reserved by Chrome
  Sep 15  Published (CNA: Chrome)
  Sep 18  EXPLOIT PUBLISHED — CVE-2026-91732 (Google Chrome). Public exploit reference added.
  Sep 18  RESCORED — CVE-2026-91732 (Google Chrome). CVSS 3.1 → 8.1 (NVD).

CWE-862 · CNA: Chrome · CVSS v3.1 · 2 references · NVD status: Modified

Description

Missing authorization in AppManifest in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

Lifecycle

Complete event history — 4 events, chronological
Date	Event	Detail
September 14, 2026	Reserved	Reserved by Chrome
September 15, 2026	Published	Published (CNA: Chrome)
September 18, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-91732 (Google Chrome). Public exploit reference added.
September 18, 2026	RESCORED	RESCORED — CVE-2026-91732 (Google Chrome). CVSS 3.1 → 8.1 (NVD).

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Google	Chrome	—	153.0.8010.47	—

Weaknesses

CWE-862

References (2)

https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html [Release Notes, Vendor Advisory]
https://issues.chromium.org/issues/511062248 [Exploit, Issue Tracking, Patch]

Authoritative record: CVE-2026-91732 at cve.org

Vendors: google

Weaknesses: CWE-862

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-91732 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.