CVE-2026-8521
Use after free in Tab Groups in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code via malicious network traffic.
Published May 14, 2026 · updated Jun 17, 2026 · google chrome
Use after free in Tab Groups in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code via malicious network traffic. (Chromium security severity: Critical)
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
May 14, 2026 · NIST NVD
Detected
Use after free in Tab Groups in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code via malicious network traffic. (Chromium security severity: Critical)
Jun 17, 2026 · NIST NVD
Updated
Use after free in Tab Groups in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code via malicious network traffic. (Chromium security severity: Critical)
Affected
- cpe google/chromeversion unspecified
Sources
- CVE.orgVulnerability recordCVE-2026-8521
Official CVE identifier
cve.org - NIST NVDVulnerability recordCVE-2026-8521
Use after free in Tab Groups in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code via malicious network traffic. (Chromium security severity: Critical)
nvd.nist.gov