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PatchSiren cyber security CVE debrief

CVE-2026-11112 Google CVE debrief

CVE-2026-11112 is a critical vulnerability in Google Chrome on Linux. Insufficient validation of untrusted input in Chromoting allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted Chrome Extension. This vulnerability has a CVSS score of 9.6 and a severity of CRITICAL.

Vendor
Google
Product
Chrome
CVSS
CRITICAL 9.6
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 on Linux prior to version 149.0.7827.53 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability exists in the Chromoting component of Google Chrome on Linux. An attacker who has compromised the renderer process can exploit this vulnerability by crafting a Chrome Extension, potentially leading to a sandbox escape.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.53 or later.
  • Refer to [ref-4](https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html) for vendor advisory.

Evidence notes

Evidence from the NVD database and Google Chrome's official release blog.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11112 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11112

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-11112 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11112

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

Supplemental references

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.