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PatchSiren cyber security CVE debrief

CVE-2026-113122 Google CVE debrief

A memory corruption vulnerability in Google Chrome's Loader component prior to version 156.0.8078.47 could potentially allow a remote attacker to read memory inside the sandbox via a crafted HTML page. The Chromium security team has assessed this vulnerability as having a Low severity. Defenders should prioritize verifying exposure and assessing the impact of this vulnerability on their Chrome deployments, particularly for users who access untrusted or potentially malicious websites. This vulnerability could allow an attacker to potentially read memory inside the sandbox, which could lead to further exploitation. It is essential for defenders to verify Chrome version and update to

Vendor
Google
Product
Chrome
CVSS
Unknown
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-20
Original CVE updated
2026-10-21
Advisory published
2026-10-20
Advisory updated
2026-10-21

Who should care

Defenders responsible for managing Google Chrome deployments, particularly those who handle security and vulnerability management, should assess the exposure and potential impact of this vulnerability on their organization.

Why it matters

This memory corruption vulnerability in Google Chrome's Loader component could potentially allow a remote attacker to read memory inside the sandbox via a crafted HTML page. Defenders should prioritize verifying exposure and assessing the impact on their Chrome deployments.

  • Verify Chrome version and update to 156.0.8078.47 or later to prevent potential exploitation
  • Assess exposure and potential impact on Chrome deployments, particularly for users who access untrusted or potentially malicious websites
  • Monitor for potential exploitation attempts and review Chrome logs for suspicious activity

Technical summary

The vulnerability exists in the Loader component of Google Chrome prior to version 156.0.8078.47. A remote attacker could potentially exploit this vulnerability by providing a crafted HTML page, which could lead to memory corruption and potentially allow the attacker to read memory inside the sandbox. The Chromium security team has assessed this vulnerability as having a Low severity. Defenders should prioritize verifying exposure and assessing the impact of this vulnerability on their Chrome deployments, particularly for users who access untrusted or potentially malicious websites. The CVE Program record and NVD vulnerability detail page provide official information about this vulnerability.

Defensive priority

Defenders should prioritize verifying exposure and assessing the impact of this vulnerability on their Chrome deployments, particularly for users who access untrusted or potentially malicious websites.

Recommended defensive actions

  • Verify Chrome version and update to 156.0.8078.47 or later
  • Assess exposure and potential impact on Chrome deployments
  • Monitor for potential exploitation attempts
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE Program record and NVD vulnerability detail page provide official information about this vulnerability. Supplemental sources include the Chrome Releases blog and a Chromium issue tracker entry.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-113122 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-113122

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

  • CVE-2026-113122 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-113122

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • CVE-2026-113122

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/113xxx/CVE-2026-113122.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html

    Supplemental source

  • Source reference

    Unverified legacy reference

    URL: https://issues.chromium.org/issues/563016452

    Supplemental source

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.