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| Vulnerability ID | VCID-j3pe-8kw1-gbfb |
| Aliases |
CVE-2021-30633
|
| Summary | Multiple vulnerabilities have been found in Chromium and Google Chrome, the worst of which could result in the arbitrary execution of code. |
| Status | Published |
| Exploitability | 2.0 |
| Weighted Severity | 8.6 |
| Risk | 10.0 |
| Affected and Fixed Packages | Package Details |
| There are no known CWE. |
| Reference id | Reference type | URL |
|---|---|---|
| https://api.first.org/data/v1/epss?cve=CVE-2021-30633 | ||
| https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30633 | ||
| 1247766 | https://crbug.com/1247766 | |
| 4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R/ | |
| ASA-202109-6 | https://security.archlinux.org/ASA-202109-6 | |
| AVG-2337 | https://security.archlinux.org/AVG-2337 | |
| AVG-2379 | https://security.archlinux.org/AVG-2379 | |
| GLSA-202201-02 | https://security.gentoo.org/glsa/202201-02 | |
| PM7MOYYHJSWLIFZ4TPJTD7MSA3HSSLV2 | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PM7MOYYHJSWLIFZ4TPJTD7MSA3HSSLV2/ | |
| stable-channel-update-for-desktop.html | https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop.html |
| Data source | KEV |
|---|---|
| Date added | Nov. 3, 2021 |
| Description | Google Chromium Indexed DB API contains a use-after-free vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape 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. |
| Required action | Apply updates per vendor instructions. |
| Due date | Nov. 17, 2021 |
| Note | https://nvd.nist.gov/vuln/detail/CVE-2021-30633 |
| Ransomware campaign use | Unknown |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Percentile | 0.97193 |
| EPSS Score | 0.38157 |
| Published At | April 1, 2026, 12:55 p.m. |
| Date | Actor | Action | Source | VulnerableCode Version |
|---|---|---|---|---|
| 2026-04-01T13:02:06.879608+00:00 | Gentoo Importer | Import | https://security.gentoo.org/glsa/202201-02 | 38.0.0 |