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CVE-2026-18008 Google CVE debrief

CVE-2026-18008 is a medium-severity vulnerability in Google Chrome prior to version 151.0.7922.72, allowing remote attackers to perform UI spoofing via malicious network traffic. The vulnerability was published on 2026-07-30T01:17:05.557Z and last modified on 2026-10-23T22:10:00.160Z. Defenders responsible for managing Google Chrome deployments should assess exposure and prioritize updates to prevent potential UI spoofing attacks. The CVE record and NVD entry provide details on the vulnerability, including its description, CVSS score, and affected versions.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 4.3
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 managing Google Chrome deployments should assess exposure and prioritize updates to prevent potential UI spoofing attacks.

Why it matters

CVE-2026-18008 is a medium-severity vulnerability in Google Chrome prior to version 151.0.7922.72, allowing remote attackers to perform UI spoofing via malicious network traffic. Defenders responsible for managing Google Chrome deployments should assess exposure and prioritize updates to prevent potential UI spoofing attacks.

  • Defenders must verify Chrome versions to prevent potential UI spoofing attacks
  • UI spoofing attacks could lead to phishing or other malicious activities
  • Defenders should implement additional security measures to prevent UI spoofing attacks

Technical summary

The vulnerability is caused by an inappropriate implementation in Settings in Google Chrome prior to version 151.0.7922.72, allowing remote attackers to perform UI spoofing via malicious network traffic. The vulnerability has a CVSS score of 4.3 and is classified as medium-severity. Defenders should prioritize verifying Chrome versions and ensuring updates are applied to prevent potential UI spoofing attacks.

Defensive priority

Defenders should prioritize verifying Chrome versions and ensuring updates are applied to prevent potential UI spoofing attacks.

Recommended defensive actions

  • Verify Chrome versions and ensure updates are applied
  • Monitor network traffic for potential UI spoofing attempts
  • Implement additional security measures to prevent UI spoofing attacks

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, including its description, CVSS score, and affected versions. The vulnerability is caused by an inappropriate implementation in Settings in Google Chrome prior to version 151.0.7922.72, allowing remote attackers to perform UI spoofing via malicious network traffic. Defenders should verify Chrome versions and ensure updates are applied to prevent potential UI spoofing attacks. The official CVE Program record and NVD page

Sources and references

Verified primary and authoritative sources

  • CVE-2026-18008 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-18008

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

  • CVE-2026-18008 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-18008

    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.