Description
Observable discrepancy in DOM in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to obtain sensitive information via a crafted HTML page. (Chromium security severity: Medium)
Published: 2026-09-09
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Sensitive Information Disclosure
Action: Immediate Patch
AI Analysis

Impact

An observable discrepancy in the Document Object Model implementation in Google Chrome before version 153.0.8010.36 allows a remote attacker to obtain sensitive information by loading a specially crafted HTML page. The flaw is a client‑side information disclosure weakness (CWE‑203). When the browser processes the malicious page, the inconsistent DOM state exposes data that should not be accessible to the page, such as form entries or session identifiers.

Affected Systems

Google Chrome browsers with a version earlier than 153.0.8010.36 are affected. The issue applies to all builds of Chrome that have not applied the latest stable update.

Risk and Exploitability

The advisory lists the vulnerability as Medium severity with a CVSS score of 6.5. EPSS score is less than 1% and the vulnerability is not included in the CISA KEV catalog, indicating no widespread exploitation has been observed yet. The likely attack vector is remote; an attacker would need to persuade a user to visit a malicious web page (social engineering). Successful exploitation results in the theft of sensitive user data but does not provide remote code execution or elevated privileges. The risk level remains moderate for typical users.

Generated by OpenCVE AI on September 9, 2026 at 17:04 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Upgrade Google Chrome to version 153.0.8010.36 or newer.
  • If an upgrade is not immediately possible, avoid loading untrusted or suspicious web pages until the update is installed.
  • Enable Chrome's Enhanced Site Isolation feature to limit cross‑site data sharing.

Generated by OpenCVE AI on September 9, 2026 at 17:04 UTC.

Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-4790-1 chromium security update
Debian DSA Debian DSA DSA-6506-1 chromium security update
History

Wed, 09 Sep 2026 17:45:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
Vendors & Products Google
Google chrome

Wed, 09 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Title DOM Discrepancy in Chrome Enables Sensitive Data Leakage via Crafted Web Page

Wed, 09 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 09 Sep 2026 08:45:00 +0000

Type Values Removed Values Added
Title DOM Discrepancy in Chrome Enables Sensitive Data Leakage via Crafted Web Page

Wed, 09 Sep 2026 01:00:00 +0000

Type Values Removed Values Added
Description Observable discrepancy in DOM in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to obtain sensitive information via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-203
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-09-09T14:37:06.198Z

Reserved: 2026-09-08T22:43:00.979Z

Link: CVE-2026-87623

cve-icon Vulnrichment

Updated: 2026-09-09T14:35:43.935Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-09T01:17:20.553

Modified: 2026-09-09T17:28:10.757

Link: CVE-2026-87623

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-10T23:00:15Z

Weaknesses