Open Redirect in Google Android
CVE-2021-38000
Insufficient validation of untrusted input in Intents in Google Chrome on Android prior to 95.0.4638.69 allowed a remote attacker to arbitrarily browser to a malicious URL via a crafted HTML page.
Vulnerability class: Open Redirect
EPSS: 0.045 (90.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Google Android
- Google Chrome — versions unspecified
- Debian Debian_linux — versions 10.0, 11.0
- Fedoraproject Fedora — versions 34
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- chrome-cve-admin@google.com (x_refsource_MISC, Release Notes)
- chrome-cve-admin@google.com (Exploit, x_refsource_MISC, Issue Tracking)
- chrome-cve-admin@google.com (x_refsource_FEDORA, vendor-advisory, Release Notes)
- chrome-cve-admin@google.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_DEBIAN)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2021-38000?
- CVE-2021-38000 is a medium-severity vulnerability in Google Android, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2021-11-23.
- How severe is CVE-2021-38000?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2021-38000 known to be exploited?
- Yes. CVE-2021-38000 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 3 public proof-of-concept repositories are indexed.