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CVE-2026-17974 Google CVE debrief

CVE-2026-17974 debrief based on CVE Program and NVD records. The vulnerability is a medium-severity issue in Google Chrome prior to version 151.0.7922.72, allowing local attackers to bypass navigation restrictions via crafted HTML pages. Chrome users and administrators should verify and update their Chrome versions to prevent local attacks. This issue has a CVSS score of 6.5 and is considered a Medium priority for Chrome users to verify and update. The CVE record was published on 2026-07-30T01:17:01.950Z and has not been modified since then.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 6.5
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

Chrome users and administrators should verify and update their Chrome versions to prevent local attacks. This vulnerability has a medium severity and a CVSS score of 6.5. Local attackers may bypass navigation restrictions via crafted HTML pages. Chrome users may be vulnerable to crafted HTML page attacks. Verify Chrome version and update to prevent exploitation. Review navigation restrictions and policy enforcementin

Why it matters

CVE-2026-17974 is a medium-severity vulnerability in Google Chrome that allows local attackers to bypass navigation restrictions via crafted HTML pages. Chrome users and administrators should verify and update their Chrome versions to prevent local attacks.

  • Local attackers may bypass navigation restrictions
  • Chrome users may be vulnerable to crafted HTML page attacks
  • Verify Chrome version and update to prevent exploitation
  • Review navigation restrictions and policy enforcement in DevTools

Technical summary

Insufficient policy enforcement in DevTools in Google Chrome prior to 151.0.7922.72 allowed a local attacker to bypass navigation restrictions via a crafted HTML page. This vulnerability has a medium severity and a CVSS score of 6.5. Chrome users and administrators should verify and update their Chrome versions to prevent local attacks. The CVE record was published on 2026-07-30T01:17:01.950Z and has not been modified since then.

Defensive priority

Medium priority for Chrome users to verify and update

Recommended defensive actions

  • Verify Chrome version and update to 151.0.7922.72 or later
  • Review navigation restrictions and policy enforcement in DevTools
  • Monitor for crafted HTML pages and local attacks

Evidence notes

Insufficient policy enforcement in DevTools in Google Chrome prior to 151.0.7922.72 allowed a local attacker to bypass navigation restrictions via a crafted HTML page.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-17974 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-17974

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

  • CVE-2026-17974 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-17974

    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.