PatchSiren cyber security CVE debrief

CVE-2026-11098 Google CVE debrief

CVE-2026-11098 is a Medium severity vulnerability in Google Chrome prior to version 149.0.7827.53. The issue involves insufficient validation of untrusted input in the GPU, allowing a remote attacker who has compromised the renderer process to leak cross-origin data via a crafted HTML page.

Vendor: Google
Product: Chrome
CVSS: MEDIUM 5.3
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-06-04
Original CVE updated: 2026-07-23
Advisory published: 2026-06-04
Advisory updated: 2026-07-23

Who should care

Users of Google Chrome prior to version 149.0.7827.53

Technical summary

The vulnerability exists in the GPU component of Google Chrome. An attacker who has already compromised the renderer process can exploit this issue by providing a specially crafted HTML page, which can then be used to leak cross-origin data.

Defensive priority

Medium

Recommended defensive actions

Update Google Chrome to version 149.0.7827.53 or later.

Evidence notes

The CVE record and details are sourced from official databases.

Sources and references

Verified primary and authoritative sources

CVE-2026-11098 CVE Program record
Publisher, destination, and source semantics verified

URL: https://www.cve.org/CVERecord?id=CVE-2026-11098

CVE Program - Official CVE Program record with source-provided CVE metadata.
CVE-2026-11098 NVD vulnerability detail
Publisher, destination, and source semantics verified

URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11098

NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Mitigation or vendor reference
Unverified legacy reference

URL: https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html

[email protected] - Vendor Advisory
Source reference
Unverified legacy reference

URL: https://issues.chromium.org/issues/500315455

[email protected] - Permissions Required

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.