CVSS 3.1
6.5 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NCVE-2021-21139
Medium (6.5). EPSS 4.7% chance of exploitation in the next 30 days.
Inappropriate implementation in iframe sandbox in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.
Severity
- EPSS
- 4.7% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)
- CWE
- CWE-1021
- Published
- Modified
- Record from
- the NVD, synced
Affected
- google:chrome
- microsoft:edge_chromium