Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-106354

CVE-2026-106354MEDIUM

Google Chrome — Improper resource exposure in Extensions in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to obtain cross-origin data vi…

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   R  U  L  N  N    4.3   .0020    9.2     —

AFFECTED
  Product  Versions         Fixed
  Chrome   155.0.8059.39 –  —

TIMELINE
  Oct 6   Reserved by Chrome
  Oct 6   Published (CNA: Chrome)
  Oct 14  EXPLOIT PUBLISHED — CVE-2026-106354 (Google Chrome). Public exploit reference added.

CWE-668 · CNA: Chrome · CVSS v3.1 · 2 references · NVD status: Analyzed

Description

Improper resource exposure in Extensions in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
October 6, 2026	Reserved	Reserved by Chrome
October 6, 2026	Published	Published (CNA: Chrome)
October 14, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-106354 (Google Chrome). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Google	Chrome	—	155.0.8059.39	—

Weaknesses

CWE-668

References (2)

https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html [Release Notes, Vendor Advisory]
https://issues.chromium.org/issues/511796554 [Exploit, Issue Tracking, Mitigation, Vendor Advisory]

Authoritative record: CVE-2026-106354 at cve.org

Vendors: google

Weaknesses: CWE-668

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-106354 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 Monday, October 19, 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.