CVE-2026-78974: UI misrepresentation in Google Chrome
Description
CVE-2026-78974 is a UI misrepresentation vulnerability in the Linux Toolkit Theming component of Google Chrome prior to version 152.0.7977.65. This flaw allows a remote attacker to bypass system access restrictions by tricking users through a crafted HTML page. The vulnerability has a medium severity rating with a CVSS score of 5.4. No known exploits are reported in the wild. The vendor advisory linked does not explicitly confirm patch availability or remediation status.
CVSS v3.1
Score 5.4medium
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves UI misrepresentation in the Linux Toolkit Theming of Google Chrome versions before 152.0.7977.65. An attacker can leverage social engineering via a crafted HTML page to bypass system access restrictions. The CVSS vector indicates the attack requires no privileges and user interaction, with low complexity and impacts confidentiality and integrity partially but not availability. The vulnerability is classified as medium severity by Chromium security.
Potential Impact
An attacker can bypass system access restrictions by deceiving the user through a crafted HTML page, potentially leading to partial confidentiality and integrity compromise. There is no indication of availability impact. The attack requires user interaction and no prior privileges.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html for current remediation guidance. Users and administrators should monitor official Google Chrome release notes for updates addressing this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-08-25T06:06:31.383Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html","vendor":"Google"}]
Threat ID: 6a8df9bfacd9273b49ac6e26
Added to database: 08/25/2026, 20:23:27 UTC
Last enriched: 09/07/2026, 15:40:13 UTC
Last updated: 10/08/2026, 18:48:48 UTC
Views: 35
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