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PatchSiren cyber security CVE debrief

CVE-2026-11033 Google CVE debrief

CVE-2026-11033 is a Medium severity vulnerability in Google Chrome on Mac prior to 149.0.7827.53. This issue involves an uninitialized use in WebML, which could allow a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. The vulnerability has a CVSS score of 6.5 and is classified as CWE-457.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 6.5
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 Mac prior to version 149.0.7827.53 should apply the update to prevent potential exploitation of this vulnerability.

Technical summary

The vulnerability is caused by an uninitialized use in WebML in Google Chrome on Mac prior to 149.0.7827.53. This could allow a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page.

Defensive priority

Medium

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.53 or later.

Evidence notes

Evidence for this CVE comes from the official CVE record [cve-org] and the National Vulnerability Database [nvd].

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11033 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11033

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

  • CVE-2026-11033 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11033

    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.