VulnerabilityModified
CVE-2021-4321
Policy bypass in Blink in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page.
MEDIUM 4.3EPSS 0.54%
Does this matter?
Lower severity and a low EPSS score (0.54%). Track it; it rarely justifies an emergency change on its own.
Description
Policy bypass in Blink in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chromium security severity: Low)
- CVSS 3.1
- 4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
- EPSS
- 0.54% probability · 44th percentile
- CISA KEV
- Not listed
- Affected
- google/chrome
- Source
- chrome-cve-admin@google.com
References
- https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1161891Exploit, Issue Tracking, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/
- https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1161891Exploit, Issue Tracking, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.