CVE-2021-4316
Inappropriate implementation in Cast UI in Google Chrome prior to 96.0.4664.45 allowed a remote...
Inappropriate implementation in Cast UI in Google Chrome prior to 96.0.4664.45 allowed a remote attacker to spoof browser UI via a crafted HTML page. (Chromium security severity: Low)
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Inappropriate implementation in Cast UI in Google Chrome prior to 96.0.4664.45 allowed a remote attacker to spoof browser UI via a crafted HTML page. (Chromium security severity: Low)
- Record
CVE-2021-4316- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
CVE List No score
Inappropriate implementation in Cast UI in Google Chrome prior to 96.0.4664.45 allowed a remote attacker to spoof browser UI via a crafted HTML page. (Chromium security severity: Low)
- Record
CVE-2021-4316- Updated
- 2026-11-02
EUVDEUVD-2021-34145
Inappropriate implementation in Cast UI in Google Chrome prior to 96.0.4664.45 allowed a remote attacker to spoof browser UI via a crafted HTML page. (Chromium security severity: Low)
- Record
EUVD-2021-34145- CVSS
- 0.0 None
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3p3m-mqcr-8mfw
Inappropriate implementation in Cast UI in Google Chrome prior to 96.0.4664.45 allowed a remote...
Inappropriate implementation in Cast UI in Google Chrome prior to 96.0.4664.45 allowed a remote attacker to spoof browser UI via a crafted HTML page. (Chromium security severity: Low)
- Record
GHSA-3p3m-mqcr-8mfw- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
OSV
Inappropriate implementation in Cast UI in Google Chrome prior to 96.0.4664.45 allowed a remote attacker to spoof browser UI via a crafted HTML page. (Chromium security severity: Low)
- Record
CVE-2021-4316- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
OSVDEBIAN-CVE-2021-4316
Inappropriate implementation in Cast UI in Google Chrome prior to 96.0.4664.45 allowed a remote attacker to spoof browser UI via a crafted HTML page. (Chromium security severity: Low)
- Record
DEBIAN-CVE-2021-4316- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
chromiumDebian:12 |
before 97.0.4692.71-0.1 | 97.0.4692.71-0.1 |
chromiumDebian:13 |
before 97.0.4692.71-0.1 | 97.0.4692.71-0.1 |
chromiumDebian:14 |
before 97.0.4692.71-0.1 | 97.0.4692.71-0.1 |
chromiumDebian:11 From an advisory covering 123 CVEs |
before 97.0.4692.71-0.1~deb11u1, plus listed versions 90.0.4430.212-193.0.4577.82-1 |
97.0.4692.71-0.1~deb11u1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-4316 is a medium vulnerability (CVSS 4.3) in Google Chrome, published January 14, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.51%, the 43rd percentile. Fixed in chromium 97.0.4692.71-0.1.
References
chromereleases.googleblog.com/2021/11/stable-channel-update-for-desktop.html
crbug.com/1152952
lists.fedoraproject.org/archives/list/[email protected]/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ
nvd.nist.gov/vuln/detail/CVE-2021-4316
github.com/advisories/GHSA-3p3m-mqcr-8mfw
security-tracker.debian.org/tracker/CVE-2021-4316