Skip to main content
No exploitation reportedFix available

CVE-2021-30565

No exploitation reported by the sources we read.

  • Published2021-08-03
  • WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Out of bounds write in Tab Groups in Google Chrome on Linux and ChromeOS prior to 92.0.4515.107 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds memory write via a crafted HTML page.

Timeline

dates in UTC
  1. 2021-08-0320:15CVE publishedNVD

Versions per branch

NVD
Fedoraproject fedora
BranchAffectedFixed in
35.x= 35no fix published
33.x= 33no fix published
34.x= 34no fix published
Google chromeversion to verify
BranchAffectedFixed in
92.0< 92.0.4515.10792.0.4515.107

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • chromiumSUSE:Package Hub 15 SP3all versions · fixed in 92.0.4515.131-bp153.2.19.1
  • chromiumopenSUSE:Tumbleweedall versions · fixed in 93.0.4577.82-1.1
  • chromiumopenSUSE:Tumbleweedall versions · fixed in 113.0.5672.92-1.1
  • chromiumopenSUSE:Leap 15.3all versions · fixed in 92.0.4515.131-bp153.2.19.1
  • chromiumopenSUSE:Leap 15.2all versions · fixed in 92.0.4515.131-lp152.2.116.1
  • chromiumDebian:14all versions · fixed in 93.0.4577.82-1
  • chromiumDebian:13all versions · fixed in 93.0.4577.82-1
  • chromiumDebian:12all versions · fixed in 93.0.4577.82-1

13 more package ranges on OSV.dev

Vendor advisories

  • CVE-2021-30565 Red Hat Product Security

    chromium-browser: Out of bounds write in Tab Groups

Full record on NVD

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
2021-08-03
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-h3p6-qjpv-q3p7

Frequently asked questions

What is CVE-2021-30565?

Out of bounds write in Tab Groups in Google Chrome on Linux and ChromeOS prior to 92.0.4515.107 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds memory write via a crafted HTML page.

Is CVE-2021-30565 actively exploited?

Active exploitation of CVE-2021-30565 has not been confirmed. Its EPSS score was 1.9% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-30565?

CVE-2021-30565 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Running chromium-browser? Hear about its next vulnerability

Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

Get alerts for this productCISA KEV additions, November 2026Search CVEs

No credit card required · No monthly cap on website lookups · 250 API requests/month

Go further

Related vulnerabilities

Same product first, then the same vendor advisory and the same publication week.

Back to CVE Database

Sources for this record