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CVE mentions, exploit signals, and PoC evidence in one fast public view.

CVE detail

CVE-2021-21206

Use after free in Blink in Google Chrome prior to 89.0.4389.128 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

CVSS 8.8 · HighBuzz score 49.4KEV listed

Buzz score

Why this CVE is surfacing

Buzz score total 49.4

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 17.9 · diversity 6.5 · KEV 25.0 · OTX 0.0 · PoC 0.0
Mention score
17.9
5 evidence mentions in the snapshot
Diversity score
6.5
2 sources across 1 categories
KEV score
25.0
Known exploited vulnerability present
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
0
within the 30d window
Peak daily
0
highest bucket

Evidence

Source links by recency

Newest mentions first
5 source links · newest first
  • Update now! Google Chrome fixes two in-the-wild zero-daysMalwarebytes Labs

    Google announced on Monday that it will be issuing patches for 11 high severity vulnerabilities found in Chrome, including two that are…

    newswww.malwarebytes.comSep 13, 2021, 5:00 PM
  • Google Patches 19 Vulnerabilities With Chrome 90 UpdateSecurityWeek

    Google this week announced yet another set of patches for Chrome, to address a total of 19 vulnerabilities affecting the web browser. The latest Chrome iteration – 90.0.4430.212 – is available for Windows, Mac, and Linux users. The Android and iOS variants of the browser were updated as well.

    newswww.securityweek.comMay 11, 2021, 11:53 AM
  • Exploit for Second Unpatched Chromium Flaw Made Public Just After First Is PatchedSecurityWeek

    A researcher has made public an exploit and details for an unpatched vulnerability affecting Chrome, Edge and other web browsers that are based on the open source Chromium project. This is the second Chromium proof-of-concept (PoC) exploit released this week.

    newswww.securityweek.comApr 15, 2021, 12:05 PM
  • Google Patches More Under-Attack Chrome Zero-daysSecurityWeek

    Google’s problems with in-the-wild Chrome browser zero-days appear to be multiplying by the month.

    newswww.securityweek.comApr 13, 2021, 10:46 PM
  • Update now! Chrome needs patching against two in-the-wild exploitsMalwarebytes Labs

    A day late and a dollar short is a well-known expression that comes in a few variations. But this version has…

    newswww.malwarebytes.comApr 13, 2021, 5:00 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

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