PatchSiren cyber security CVE debrief

CVE-2026-113090 Google CVE debrief

CVE-2026-113090 debrief based on CVE Program and NVD records. Google Chrome users should assess exposure to this memory corruption vulnerability. The vulnerability is a memory corruption issue in Interstitials in Google Chrome prior to 156.0.8078.47, which allows a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. Users should review system logs for potential exploitation attempts and implement sandboxing and isolation measures for Chrome. This vulnerability has a medium severity and defenders should care because it allows remote attackers to execute arbitrary code inside the sandbox via crafted HTML pages.

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

Who should care

Google Chrome users, particularly those with exposure to untrusted input, should assess their exposure and update to the latest version. Defenders should care because it allows remote attackers to execute arbitrary code inside the sandbox via crafted HTML pages. Chrome users should review system logs for potential exploitation attempts and implement sandboxing and isolation measures for Chrome.

Why it matters

CVE-2026-113090 is a memory corruption vulnerability in Google Chrome prior to 156.0.8078.47. Defenders should care because it allows remote attackers to execute arbitrary code inside the sandbox via crafted HTML pages. Chrome users, particularly those exposed to untrusted input, should assess their exposure and update to the latest version.

Potential code execution inside the sandbox
Memory corruption via crafted HTML pages
Remote attacker exploitation attempts

Technical summary

Memory corruption in Interstitials in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. The vulnerability has a medium severity and defenders should care because it allows remote attackers to execute arbitrary code inside the sandbox via crafted HTML pages. Chrome users, particularly those exposed to untrusted input, should assess their exposure and update to the latest version. The CVE record was published on 2026-10-20T21:02:25.846Z and has not been modified since then.

Defensive priority

Medium

Recommended defensive actions

Update Google Chrome to version 156.0.8078.47 or later
Review system logs for potential exploitation attempts
Implement sandboxing and isolation measures for Chrome
Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
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

Evidence notes

Official CVE Program and NVD records indicate a memory corruption vulnerability in Google Chrome prior to 156.0.8078.47. The CVE record was published on 2026-10-20T21:02:25.846Z and has not been modified since then. The vulnerability has a medium severity and allows remote attackers to execute arbitrary code inside the sandbox via crafted HTML pages.

Sources and references

Verified primary and authoritative sources

CVE-2026-113090 CVE Program record
Publisher, destination, and source semantics verified

URL: https://www.cve.org/CVERecord?id=CVE-2026-113090

CVE Program - Official CVE Program record with source-provided CVE metadata.
CVE-2026-113090 NVD vulnerability detail
Publisher, destination, and source semantics verified

URL: https://nvd.nist.gov/vuln/detail/CVE-2026-113090

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

Supplemental references

CVE-2026-113090
Unverified legacy reference

URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/113xxx/CVE-2026-113090.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/553155133

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.