CVE-2026-78960: Information leak in Google Chrome
Description
An information leak vulnerability exists in Google Chrome extensions prior to version 152.0.7977.65. This flaw allows a remote attacker, using social engineering, to obtain cross-origin data via a specially crafted Chrome extension. The vulnerability has a medium severity rating.
CVSS v3.1
Score 6.5medium
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-78960 is an information leak vulnerability affecting Google Chrome extensions before version 152.0.7977.65. A remote attacker can exploit this issue by leveraging social engineering techniques to trick users into installing a malicious extension, which then can access cross-origin data improperly. The vulnerability was assigned a CVSS v3.1 base score of 6.5, indicating a medium severity level. The flaw does not require privileges and involves user interaction. The vendor has published an advisory indicating a stable channel update addressing this issue.
Potential Impact
Successful exploitation can lead to unauthorized disclosure of cross-origin data through a malicious Chrome extension. This could compromise user privacy and data confidentiality. There is no indication of impact on integrity or availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Google has released an official fix in Chrome version 152.0.7977.65. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-08-25T06:05:13.495Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html","vendor":"Google"}]
Threat ID: 6a8df9bcacd9273b49ac6dff
Added to database: 08/25/2026, 20:23:24 UTC
Last enriched: 09/10/2026, 17:08:53 UTC
Last updated: 10/08/2026, 06:48:19 UTC
Views: 27
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