Back
CVE-2020-6418
Type confusion in V8 in Google Chrome prior to 80.0.3987.122 allowed a remote attacker to potentially exploit heap corruption via a…
High8.8Known exploitedEPSS 78.8%
- Published
- Updated
- Reserved
- Assigned by
- Chrome
Description
Type confusion in V8 in Google Chrome prior to 80.0.3987.122 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Google Chromium V8 Type Confusion Vulnerability.
- Added
- 3 Nov 2021
- Fix due (US federal)
- 3 May 2022
- Used by ransomware
- Not known
Apply updates per vendor instructions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 78.8% · top 0.4% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Weakness
Affected products
References (9)
- https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html (opens in a new tab)x_refsource_MISCx_transferred
- https://crbug.com/1053604 (opens in a new tab)x_refsource_MISCx_transferred
- http://packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-Side-Effect-Type-Confusion.html (opens in a new tab)x_refsource_MISCx_transferred
- RHSA-2020:0738 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- DSA-4638 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- GLSA-202003-08 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- FEDORA-2020-f6271d7afa (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-39e0b8bd14 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-6418 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-6418)Record last updated .