CVE-2026-9990: Use after free in Google Chrome
CVE-2026-9990 is a use-after-free vulnerability in the WebAppInstalls component of Google Chrome on Mac systems prior to version 148. 0. 7778. 216. This flaw could be triggered by a remote attacker who convinces a user to perform specific UI gestures while visiting a crafted HTML page, potentially leading to heap corruption. The vulnerability is classified by Chromium as having high security severity. There is no CVSS score provided for this issue. The vendor advisory linked indicates a stable channel update addressing this vulnerability is available.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the WebAppInstalls feature of Google Chrome on Mac platforms before version 148.0.7778.216. Exploitation requires user interaction with specific UI gestures on a maliciously crafted HTML page, which may result in heap corruption. The issue is recognized by the Chromium project with a high severity rating. A stable channel update has been released by Google to fix this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to cause heap corruption in the affected Chrome browser on Mac. This may lead to arbitrary code execution or browser instability, depending on the context of the heap corruption. However, no known exploits are reported in the wild at this time.
Mitigation Recommendations
A stable channel update for Google Chrome version 148.0.7778.216 or later addresses this vulnerability. Users and administrators should apply this update promptly to mitigate the risk. Since this is a client-side vulnerability, updating the browser is the primary remediation step. Patch status is confirmed by the vendor advisory.
CVE-2026-9990: Use after free in Google Chrome
Description
CVE-2026-9990 is a use-after-free vulnerability in the WebAppInstalls component of Google Chrome on Mac systems prior to version 148. 0. 7778. 216. This flaw could be triggered by a remote attacker who convinces a user to perform specific UI gestures while visiting a crafted HTML page, potentially leading to heap corruption. The vulnerability is classified by Chromium as having high security severity. There is no CVSS score provided for this issue. The vendor advisory linked indicates a stable channel update addressing this vulnerability is available.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the WebAppInstalls feature of Google Chrome on Mac platforms before version 148.0.7778.216. Exploitation requires user interaction with specific UI gestures on a maliciously crafted HTML page, which may result in heap corruption. The issue is recognized by the Chromium project with a high severity rating. A stable channel update has been released by Google to fix this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to cause heap corruption in the affected Chrome browser on Mac. This may lead to arbitrary code execution or browser instability, depending on the context of the heap corruption. However, no known exploits are reported in the wild at this time.
Mitigation Recommendations
A stable channel update for Google Chrome version 148.0.7778.216 or later addresses this vulnerability. Users and administrators should apply this update promptly to mitigate the risk. Since this is a client-side vulnerability, updating the browser is the primary remediation step. Patch status is confirmed by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-28T17:25:09.109Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html","vendor":"Google"}]
Threat ID: 6a18c681e29bf47b503b6538
Added to database: 5/28/2026, 10:49:37 PM
Last enriched: 5/28/2026, 11:04:26 PM
Last updated: 5/29/2026, 2:17:59 PM
Views: 6
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