Vulnerability in Google Android
CVE-2021-30506
Incorrect security UI in Web App Installs in Google Chrome on Android prior to 90.0.4430.212 allowed an attacker who convinced a user to install a web application to inject scripts or HTML into a privileged page via a crafted HTML page.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (56.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Google Android
- Google Chrome — versions unspecified
- Fedoraproject Fedora — versions 33, 34
Weakness classification (CWE)
References
- crbug.com/1180126 (Permissions Required, Vendor Advisory)
- chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop.html (Release Notes, Vendor Advisory)
- security.gentoo.org/glsa/202107-06 (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2021-30506?
- CVE-2021-30506 is a high-severity vulnerability in Google Android, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 8.8/10. Published 2021-06-04.
- How severe is CVE-2021-30506?
- High severity. CVSS v3 base score is 8.8 out of 10.