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PatchSiren cyber security CVE debrief

CVE-2026-11151 Google CVE debrief

CVE-2026-11151 is a vulnerability in Google Chrome's Password Manager, prior to version 149.0.7827.53, that allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page if they had compromised the renderer process. The vulnerability has a CVSS score of 7.5 and is classified as HIGH severity.

Vendor
Google
Product
Chrome
CVSS
HIGH 7.5
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 prior to version 149.0.7827.53, as well as administrators and security teams responsible for managing and securing Chrome installations, should be aware of this vulnerability.

Technical summary

The vulnerability is caused by insufficient validation of untrusted input in Password Manager. A remote attacker who has compromised the renderer process can potentially perform a sandbox escape via a crafted HTML page.

Defensive priority

High

Recommended defensive actions

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

Evidence notes

Evidence from the NVD and Chrome security teams indicate that this is a Medium severity issue (Chromium security severity: Medium) with a CVSS score of 7.5 (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11151 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11151

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

  • CVE-2026-11151 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11151

    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.