CVE-2026-17759: Uninitialized Use in Google Chrome
CVE-2026-17759 is a medium severity vulnerability in Google Chrome prior to version 151.0.7922.72. It involves an uninitialized use in codecs that could allow a remote attacker to obtain potentially sensitive information from process memory by delivering a crafted HTML page. The vulnerability does not affect integrity or availability but impacts confidentiality. No known exploits in the wild have been reported. A vendor advisory from Google confirms the issue and the availability of an update.
AI Analysis
Technical Summary
This vulnerability is an uninitialized use flaw in the codecs component of Google Chrome before version 151.0.7922.72. An attacker can exploit this by crafting a malicious HTML page that triggers the uninitialized memory usage, potentially leaking sensitive information from the browser's process memory. The CVSS 3.1 base score is 6.5, reflecting a network attack vector with low complexity, no privileges required, user interaction needed, and high confidentiality impact without integrity or availability impact. The issue was publicly disclosed with a Google Chrome stable channel update addressing it.
Potential Impact
Successful exploitation could lead to disclosure of sensitive information from the browser's memory, potentially compromising user data confidentiality. There is no impact on integrity or availability. No active exploitation has been reported.
Mitigation Recommendations
Google has released an update in Chrome version 151.0.7922.72 that addresses this vulnerability. Users and administrators should update to this version or later to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-17759: Uninitialized Use in Google Chrome
Description
CVE-2026-17759 is a medium severity vulnerability in Google Chrome prior to version 151.0.7922.72. It involves an uninitialized use in codecs that could allow a remote attacker to obtain potentially sensitive information from process memory by delivering a crafted HTML page. The vulnerability does not affect integrity or availability but impacts confidentiality. No known exploits in the wild have been reported. A vendor advisory from Google confirms the issue and the availability of an update.
CVSS v3.1
Score 6.5medium
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is an uninitialized use flaw in the codecs component of Google Chrome before version 151.0.7922.72. An attacker can exploit this by crafting a malicious HTML page that triggers the uninitialized memory usage, potentially leaking sensitive information from the browser's process memory. The CVSS 3.1 base score is 6.5, reflecting a network attack vector with low complexity, no privileges required, user interaction needed, and high confidentiality impact without integrity or availability impact. The issue was publicly disclosed with a Google Chrome stable channel update addressing it.
Potential Impact
Successful exploitation could lead to disclosure of sensitive information from the browser's memory, potentially compromising user data confidentiality. There is no impact on integrity or availability. No active exploitation has been reported.
Mitigation Recommendations
Google has released an update in Chrome version 151.0.7922.72 that addresses this vulnerability. Users and administrators should update to this version or later to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-27T23:34:39.335Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html","vendor":"Google"}]
Threat ID: 6a6aa08b9c2644c7f849aa93
Added to database: 07/30/2026, 00:53:31 UTC
Last enriched: 08/06/2026, 17:42:34 UTC
Last updated: 09/12/2026, 10:01:29 UTC
Views: 43
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