CVE-2026-15123: Insufficient data validation in Google Chrome
CVE-2026-15123 is a high-severity vulnerability in Google Chrome prior to version 150.0.7871.115 involving insufficient data validation in the DOM implementation. This flaw could allow a remote attacker to cause heap corruption by crafting a malicious HTML page. The vulnerability affects the Chrome browser and has no known exploits in the wild at the time of reporting. No explicit patch or remediation level is provided in the available data, but a vendor advisory URL is referenced for updates.
AI Analysis
Technical Summary
This vulnerability arises from improper data validation in the Document Object Model (DOM) within Google Chrome versions before 150.0.7871.115. An attacker can exploit this weakness by delivering a specially crafted HTML page that triggers heap corruption, potentially leading to arbitrary code execution or browser instability. The issue is recognized as high severity by Chromium security. Although no CVSS score or explicit remediation level is provided, the vendor has published an advisory linked to a stable channel update, implying that a fix may be available or forthcoming.
Potential Impact
Successful exploitation could result in heap corruption within the Chrome browser, which may lead to arbitrary code execution or denial of service. The vulnerability is remote and requires the user to visit a maliciously crafted HTML page. There are no known active exploits in the wild at the time of this report.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_01162222768.html for current remediation guidance. Users and administrators should monitor this advisory for updates and apply any official fixes once available.
CVE-2026-15123: Insufficient data validation in Google Chrome
Description
CVE-2026-15123 is a high-severity vulnerability in Google Chrome prior to version 150.0.7871.115 involving insufficient data validation in the DOM implementation. This flaw could allow a remote attacker to cause heap corruption by crafting a malicious HTML page. The vulnerability affects the Chrome browser and has no known exploits in the wild at the time of reporting. No explicit patch or remediation level is provided in the available data, but a vendor advisory URL is referenced for updates.
Affected software
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability arises from improper data validation in the Document Object Model (DOM) within Google Chrome versions before 150.0.7871.115. An attacker can exploit this weakness by delivering a specially crafted HTML page that triggers heap corruption, potentially leading to arbitrary code execution or browser instability. The issue is recognized as high severity by Chromium security. Although no CVSS score or explicit remediation level is provided, the vendor has published an advisory linked to a stable channel update, implying that a fix may be available or forthcoming.
Potential Impact
Successful exploitation could result in heap corruption within the Chrome browser, which may lead to arbitrary code execution or denial of service. The vulnerability is remote and requires the user to visit a maliciously crafted HTML page. There are no known active exploits in the wild at the time of this report.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_01162222768.html for current remediation guidance. Users and administrators should monitor this advisory for updates and apply any official fixes once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-08T17:07:42.747Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_01162222768.html","vendor":"Google"}]
Threat ID: 6a4ed639c9d9e3dbe3dd80b5
Added to database: 07/08/2026, 22:59:05 UTC
Last enriched: 07/08/2026, 23:14:00 UTC
Last updated: 07/09/2026, 04:01:50 UTC
Views: 7
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.