CVE-2026-7997: Insufficient validation of untrusted input in Google Chrome
Insufficient validation of untrusted input in Updater in Google Chrome on Mac prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Low)
AI Analysis
Technical Summary
This vulnerability arises from insufficient validation of untrusted input within the Updater component of Google Chrome on Mac platforms before version 148.0.7778.96. A local attacker could exploit this flaw by supplying a crafted malicious file to perform OS-level privilege escalation. The issue has been acknowledged by the Chromium security team with a low severity rating. The vendor advisory indicates that a stable update has been released to remediate this vulnerability.
Potential Impact
Successful exploitation allows a local attacker to escalate privileges on the affected Mac system, potentially gaining higher-level access than initially permitted. However, the impact is considered low severity by the Chromium security team, and there are no reports of active exploitation in the wild.
Mitigation Recommendations
A stable update for Google Chrome has been released by Google to address this vulnerability. Users should update their Chrome installations on Mac to version 148.0.7778.96 or later to remediate this issue. Since this is not a cloud service, remediation depends on applying the update. Patch status is confirmed by the vendor advisory linked.
CVE-2026-7997: Insufficient validation of untrusted input in Google Chrome
Description
Insufficient validation of untrusted input in Updater in Google Chrome on Mac prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Low)
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability arises from insufficient validation of untrusted input within the Updater component of Google Chrome on Mac platforms before version 148.0.7778.96. A local attacker could exploit this flaw by supplying a crafted malicious file to perform OS-level privilege escalation. The issue has been acknowledged by the Chromium security team with a low severity rating. The vendor advisory indicates that a stable update has been released to remediate this vulnerability.
Potential Impact
Successful exploitation allows a local attacker to escalate privileges on the affected Mac system, potentially gaining higher-level access than initially permitted. However, the impact is considered low severity by the Chromium security team, and there are no reports of active exploitation in the wild.
Mitigation Recommendations
A stable update for Google Chrome has been released by Google to address this vulnerability. Users should update their Chrome installations on Mac to version 148.0.7778.96 or later to remediate this issue. Since this is not a cloud service, remediation depends on applying the update. Patch status is confirmed by the vendor advisory linked.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-05T22:59:30.933Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html","vendor":"Google"}]
Threat ID: 69fb86eccbff5d861024f3c6
Added to database: 5/6/2026, 6:22:36 PM
Last enriched: 5/6/2026, 6:51:46 PM
Last updated: 5/7/2026, 8:14:18 AM
Views: 6
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