CVEs / CVE-2021-38000
CVE-2021-38000: Google Chromium Intents Improper Input Validation Vulnerability
- Known exploited in the CISA KEV catalog since 3 Nov 2021
- medium 6.1 CVSS 3.1 (NVD)
- EPSS 4.94% chance of exploitation in the next 30 days, higher than 92% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
Google Chromium Intents contains an improper input validation vulnerability that allows a remote attacker to arbitrarily browser to a malicious URL via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
Description
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Google Chrome | from unspecified, before 95.0.4638.69 | 95.0.4638.69 |
| google chrome | before 95.0.4638.69 | 95.0.4638.69 |
| google android | - | — |
Exploitation
| In CISA KEV since | 3 Nov 2021 |
|---|---|
| Due date for US federal agencies | 17 Nov 2021 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 6.1 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NScored by NVD |
|---|---|
| Weakness | CWE-601, CWE-20 |
References
- CVE-2021-38000 on NVD
- CVE-2021-38000 in the CISA KEV catalog
- CVE-2021-38000 on OSV
- https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_28.html Release Notes
- https://crbug.com/1249962 Exploit, Issue Tracking
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3W46HRT2UVHWSLZB6JZHQF6JNQWKV744/ Release Notes
- https://www.debian.org/security/2022/dsa-5046 Mailing List, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38000 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.