8.8

CVE-2020-16013: Google Chromium V8 Incorrect Implementation Vulnerabililty

KEV
Analyzed
AliasesUBUNTU-CVE-2020-16013DEBIAN-CVE-2020-16013GHSA-x7fx-mcc9-27j7
Published 08-01-2021Last modified 21-10-2025

Vulnerability summary

CVE-2020-16013 is a high (CVSS 8.8) Out-of-bounds Write vulnerability in Google Chromium V8. It is known to be exploited: CISA lists it, first on 03-11-2021. EPSS estimates a 2.76% chance of exploitation in the next 30 days, higher than 86.2% of scored vulnerabilities.

Priority
Act nowlisted as exploited

Listed as exploited by CISA (03-11-2021)

Source freshness unavailable

How is this decided?
CVSS score
8.8/10
010
High · v3.1 (CVE.org)
EPSS score
2.76%
0%100%
Low · 0.00 pp in 30 days
KEVExploited in the wildCritical · listed in 1 catalog
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 9 · Related 7
DSA-4824-1OPENSUSE-SU-2020:1929-1OPENSUSE-SU-2020:1943-1OPENSUSE-SU-2020:2013-1OPENSUSE-SU-2020:2016-1OPENSUSE-SU-2020:2178-1

Timeline

  1. 08-01-2021
    PublishedVulnerability first disclosed.
  2. 03-11-2021
    Added to CISA KEVExploitedGoogle Chromium V8 Incorrect Implementation Vulnerabililty
  3. 03-05-2022
    CISA remediation dueDeadline passedApply updates per vendor instructions.
  4. 21-10-2025
    Last modifiedVulnerability information updated.

Description

Inappropriate implementation in V8 in Google Chrome prior to 86.0.4240.198 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

CVSS metrics

5 scores · 4 sources · 2 versions

EPSS trend

Probability

2.76%

Chance of exploitation in the next 30 days

Percentile

86%

Versus all other CVEs

30-day change

No change 0.00 pp

From 2.76% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEVListed
Added
03-11-2021
Federal due date
03-05-2022
ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

CISA required action

Apply updates per vendor instructions. nvd.nist.gov/vuln/detail/CVE-2020-16013

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.

NuGet4 products
  • CefSharp.Common< 86.0.241
  • CefSharp.WinForms< 86.0.241
  • CefSharp.Wpf< 86.0.241
  • CefSharp.Wpf.HwndHost< 86.0.241
Debian1 product
  • chromium< 87.0.4280.88-0.1
Google1 product
  • chrome≥ unspecified, < 86.0.4240.198 | < 86.0.4240.198
Ubuntu1 product
  • chromium-browser< 86.0.4240.198-0ubuntu0.16.04.1 | < 86.0.4240.198-0ubuntu0.18.04.1

4 vendors · 7 products

References

9 links