CVE-2026-78967: Missing authorization in Google Chrome
Description
Missing authorization in BFCache in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)
CVSS v3.1
Score 6.5medium
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Google Chrome's BFCache allows an attacker with control over the renderer process to bypass system access restrictions due to missing authorization. The flaw affects versions prior to 152.0.7977.65. The issue was assigned a CVSS 3.1 base score of 6.5, indicating a medium severity level. The vulnerability does not impact confidentiality but can cause integrity violations. The vendor has published an advisory indicating a stable channel update addressing this issue.
Potential Impact
An attacker who has already compromised the renderer process can exploit this vulnerability to bypass system access restrictions, potentially allowing unauthorized actions within the browser context. The vulnerability does not affect confidentiality or availability but impacts integrity. There are no known exploits in the wild at this time.
Mitigation Recommendations
A fix is available in Google Chrome version 152.0.7977.65. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html for detailed patch information.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-08-25T06:05:20.777Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html","vendor":"Google"}]
Threat ID: 6a8df9bfacd9273b49ac6e20
Added to database: 08/25/2026, 20:23:27 UTC
Last enriched: 09/17/2026, 22:52:55 UTC
Last updated: 10/08/2026, 06:48:19 UTC
Views: 33
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.