CVE-2026-15108: Integer overflow in Google Chrome
Integer overflow in Extensions API in Google Chrome prior to 150.0.7871.115 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds memory read via a crafted Chrome Extension. (Chromium security severity: High)
AI Analysis
Technical Summary
CVE-2026-15108 is an integer overflow vulnerability in the Extensions API of Google Chrome before version 150.0.7871.115. Exploitation requires user interaction in the form of installing a malicious extension, which can then trigger an out of bounds memory read. The vulnerability is classified as medium severity with a CVSS v3.1 score of 4.3 (AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N). There is no explicit vendor advisory stating a patch or remediation level, but the affected versions are those prior to 150.0.7871.115, implying that updating to 150.0.7871.115 or later addresses the issue.
Potential Impact
Successful exploitation can lead to an out of bounds memory read, potentially exposing sensitive information. There is no indication of integrity or availability impact. The attack requires user interaction to install a malicious extension, limiting the attack vector.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 150.0.7871.115 or later to remediate this vulnerability. Since the vendor advisory URL is provided but does not explicitly state the remediation level, it is recommended to consult the official Chrome release notes for confirmation. No other mitigations are specified.
CVE-2026-15108: Integer overflow in Google Chrome
Description
Integer overflow in Extensions API in Google Chrome prior to 150.0.7871.115 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds memory read via a crafted Chrome Extension. (Chromium security severity: High)
CVSS v3.1
Score 4.3medium
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-15108 is an integer overflow vulnerability in the Extensions API of Google Chrome before version 150.0.7871.115. Exploitation requires user interaction in the form of installing a malicious extension, which can then trigger an out of bounds memory read. The vulnerability is classified as medium severity with a CVSS v3.1 score of 4.3 (AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N). There is no explicit vendor advisory stating a patch or remediation level, but the affected versions are those prior to 150.0.7871.115, implying that updating to 150.0.7871.115 or later addresses the issue.
Potential Impact
Successful exploitation can lead to an out of bounds memory read, potentially exposing sensitive information. There is no indication of integrity or availability impact. The attack requires user interaction to install a malicious extension, limiting the attack vector.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 150.0.7871.115 or later to remediate this vulnerability. Since the vendor advisory URL is provided but does not explicitly state the remediation level, it is recommended to consult the official Chrome release notes for confirmation. No other mitigations are specified.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-08T17:07:38.340Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_01162222768.html","vendor":"Google"}]
Threat ID: 6a4ed637c9d9e3dbe3dd7f13
Added to database: 07/08/2026, 22:59:03 UTC
Last enriched: 07/16/2026, 10:21:36 UTC
Last updated: 08/22/2026, 10:52:07 UTC
Views: 82
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