CVE-2026-91714

Received Received - Intake

Observable Font Handling Discrepancy in Google Chrome

Publication date: 2026-09-15

Last updated on: 2026-09-16

Assigner: Chrome

Description

Observable discrepancy in Fonts in Google Chrome prior to 153.0.8010.47 allowed a remote attacker leveraging social engineering to leak sensitive information via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-15

Last Modified

2026-09-16

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-91714

EUVD

EUVD-2026-79988

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 153.0.8010.47 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-203	The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

Attack-Flow Graph

Executive Summary

This vulnerability involves an observable discrepancy in how fonts are rendered in Google Chrome versions before 153.0.8010.47. A remote attacker could exploit this by tricking a user into visiting a crafted HTML page, potentially leaking sensitive information through side-channel attacks.

Impact Analysis

If exploited, this vulnerability could allow an attacker to gather sensitive data from your browsing session, such as passwords or personal information, without direct access to your system. It relies on social engineering to deceive the user into interacting with a malicious page.

Mitigation Strategies

Update Google Chrome to version 153.0.8010.47 or later to address the vulnerability.

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