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PatchSiren cyber security CVE debrief

CVE-2026-17973 Google CVE debrief

A local attacker can obtain potentially sensitive information from process memory in Google Chrome on Mac prior to 151.0.7922.72 via a crafted HTML page. This issue, rated as Medium severity with a CVSS score of 5.5, affects Google Chrome installations on Mac systems. Defenders should assess exposure and prioritize updating to version 151.0.7922.72 or later. The CVE record and NVD vulnerability detail page provide additional information on the issue, including its CVSS score and affected versions.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 5.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-30
Original CVE updated
2026-10-23
Advisory published
2026-07-30
Advisory updated
2026-10-23

Who should care

Defenders responsible for Google Chrome installations on Mac systems should assess exposure and prioritize updating to version 151.0.7922.72 or later.

Why it matters

Defenders should prioritize verifying and updating Google Chrome on Mac systems to version 151.0.7922.72 or later due to a Medium severity issue allowing local attackers to obtain potentially sensitive information from process memory via crafted HTML pages.

  • Obtain potentially sensitive information from process memory
  • Verify and update Google Chrome on Mac systems to version 151.0.7922.72 or later
  • Assess exposure in the environment

Technical summary

Inappropriate implementation in Views in Google Chrome on Mac prior to 151.0.7922.72 allowed a local attacker to obtain potentially sensitive information from process memory via a crafted HTML page. This issue is related to Google Chrome's handling of Views on Mac systems, which could lead to unintended information disclosure. A local attacker could exploit this vulnerability by crafting a specific HTML page.

Defensive priority

Defenders should prioritize verifying and updating Google Chrome on Mac systems to version 151.0.7922.72 or later, and assess exposure in their environment.

Recommended defensive actions

  • Verify and update Google Chrome on Mac systems to version 151.0.7922.72 or later
  • Assess exposure in the environment
  • Monitor for potential exploitation attempts

Evidence notes

The CVE record and NVD vulnerability detail page provide information on the issue, including its CVSS score and affected versions. Evidence is limited to publicly available sources and may not reflect the full scope or impact of the vulnerability. Defenders should verify and update Google Chrome on Mac systems to version 151.0.7922.72 or later and assess exposure in their environment. The CVE Program and NVD detail page offer source-provided CVE metadata and official vulnerability The

Sources and references

Verified primary and authoritative sources

  • CVE-2026-17973 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-17973

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

  • CVE-2026-17973 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-17973

    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.