CVE-2026-106328: Incorrect authorization in Google Chrome
Description
A medium severity vulnerability (CVE-2026-106328) in Google Chrome on Android prior to version 155.0.8059.39 involves incorrect authorization in PDF handling. This flaw could allow a local attacker, using social engineering and a co-installed app, to access sensitive information. The vulnerability has a CVSS score of 5.9 and does not appear to have known exploits in the wild. Google has released a stable channel update addressing this issue.
CVSS v3.1
Score 5.9medium
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-106328 is an incorrect authorization vulnerability in the PDF component of Google Chrome on Android versions before 155.0.8059.39. A local attacker could exploit this by leveraging social engineering and a co-installed app to obtain sensitive information. The vulnerability is rated medium severity with a CVSS 3.1 base score of 5.9 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N). The vendor advisory confirms the issue is patched in version 155.0.8059.39.
Potential Impact
Successful exploitation allows a local attacker to bypass authorization controls in PDF handling, leading to disclosure of sensitive information. The attack requires local access and social engineering but does not allow integrity or availability impacts. There are no known exploits in the wild at this time.
Mitigation Recommendations
Users should update Google Chrome on Android to version 155.0.8059.39 or later to remediate this vulnerability. The vendor has issued an official fix as part of the stable channel update. No additional mitigations are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-06T16:35:32.096Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html","vendor":"Google"}]
Threat ID: 6ac5464f2cdf04f656d49df8
Added to database: 10/06/2026, 19:04:47 UTC
Last enriched: 10/06/2026, 21:19:16 UTC
Last updated: 10/07/2026, 00:08:19 UTC
Views: 5
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