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Vulnerability Intelligence

CVE-2023-3079

HighExploitedPublic exploit

Type confusion in V8 in Google Chrome prior to 114.0.5735.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Published Nov 29, 2023 · Updated Oct 8, 2026 · Also known as DEBIAN-CVE-2023-3079, DSA-5420-1, TR-23-0331

Key Facts

Patch immediately
  • CVE-2023-3079 is a high-severity vulnerability (CVSS 8.8 v3.1) affecting Couchbase Server, Chrome (Google), Macos (Apple) and 22 more products.
  • It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jun 1, 2023. Public exploit code is available.
  • EPSS estimates a 38% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Chrome 114.0.5735.110, chromedriver 114.0.5735.106-1.1, chromedriver 114.0.5735.106-bp154.2.90.1.
  • Brandefense priority: patch immediately, because it is listed as exploited in the wild.

CVSS v3.1

8.8

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

38%

Higher than 98.5% of all scored CVEs

Exploited in the wild

Yes

4 catalog listings

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2023-3079 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

Type confusion in V8 in Google Chrome prior to 114.0.5735.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Known-Exploited Catalog Listings

CatalogAddedRemediation dueRansomware use
CISA KEVJun 7, 2023Jun 28, 2023Not reported
Industry KEV feedJun 1, 2023Jun 28, 2023Not reported
CIRCL KEVJun 7, 2023Jun 28, 2023Not reported
ENISA EUVDJun 7, 2023n/aNot reported

Required action: Apply updates per vendor instructions.

Affected Products

56 affected entries in total
ProductAffected versionsFixed in
Couchbase ServerCouchbase7.2.07.1.5
ChromeGoogle>= 114.0.5735.110114.0.5735.110
MacosAppleSee advisoryn/a
Debian LinuxDebian11.0, 12.0n/a
FedoraFedoraproject37, 38n/a
20 more affected products in the full CVE brief

Patched Releases

Chrome

114.0.5735.110

chromedriver

114.0.5735.106-1.1, 114.0.5735.106-bp154.2.90.1, 114.0.5735.106-bp155.2.4.1

chromium

114.0.5735.106-1, 114.0.5735.106-1.1, 114.0.5735.106-1~deb11u1, 114.0.5735.106-1~deb12u1, 114.0.5735.106-bp154.2.90.1, 114.0.5735.106-bp155.2.4.1

Couchbase Server

7.1.5

libqt5-qtpdf-devel

5.15.15-1.1

libqt5-qtpdf-examples

5.15.15-1.1

libqt5-qtpdf-imports

5.15.15-1.1

libqt5-qtpdf-private-headers-devel

5.15.15-1.1

libqt5-qtwebengine

5.15.15-1.1

libqt5-qtwebengine-devel

5.15.15-1.1

libqt5-qtwebengine-examples

5.15.15-1.1

libqt5-qtwebengine-private-headers-devel

5.15.15-1.1

libQt5Pdf5

5.15.15-1.1

libQt5PdfWidgets5

5.15.15-1.1

linux-qemu-6.12

6.12.67-r0

linux-qemu-6.18

6.18.7-r0

linux-qemu-rc

6.17_rc5-r0

linux-vmware-6.18

6.18.7-r0

nodejs-electron

22.3.13-1.1

nodejs-electron-devel

22.3.13-1.1

nodejs-electron-doc

22.3.13-1.1

qt5-qtwebengine

5.15.13-r3, 5.15.14-r4

ungoogled-chromium

115.0.5790.102-1.1

ungoogled-chromium-chromedriver

115.0.5790.102-1.1

Timeline

  1. Added to Industry KEV feed

    Jun 1, 2023

  2. Added to CISA KEV

    Jun 7, 2023

  3. Added to CIRCL KEV

    Jun 7, 2023

  4. Added to ENISA EUVD

    Jun 7, 2023

  5. Publicly disclosed

    Nov 29, 2023

  6. Last updated

    Oct 8, 2026

Weakness Type

  • CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')

References

15 more references in the full CVE brief

FAQ

Common Questions.

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