CVE-2023-3079

Name: CVE-2023-3079
Creator: NVD / NIST
Published: 2023-06-05T22:15:12.383+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10Actively ExploitedEPSS 32.72%

Last modified Jun 17, 2026

CVE-2023-3079 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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). CISA has confirmed active exploitation in the wild. EPSS estimates a 32.72% chance of exploitation in the next 30 days.

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)

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

32.72%

98.1th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Jun 28, 2023.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Google	Chrome	< 114.0.5735.110
Fedoraproject	Fedora	37
Fedoraproject	Fedora	38
Debian	Debian Linux	11.0
Debian	Debian Linux	12.0
Apple	Macos	All versions
Linux	Linux Kernel	All versions
Couchbase	Couchbase Server	< 7.1.5
Couchbase	Couchbase Server	7.2.0

References

http://packetstormsecurity.com/files/176211/Chrome-V8-Type-Confusion.htmlThird Party Advisory, VDB Entry
http://packetstormsecurity.com/files/176212/Chrome-V8-Type-Confusion-New-Sandbox-Escape.htmlThird Party Advisory, VDB Entry
https://chromereleases.googleblog.com/2023/06/stable-channel-update-for-desktop.htmlVendor Advisory
https://crbug.com/1450481Exploit, Issue Tracking
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DYTXO5E3FI3I2ETDP3HF4SHYYTFMKMIC/Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U4OXTNIZY4JYHJT7CVLPAJQILI6BISVM/Mailing List, Third Party Advisory
https://security.gentoo.org/glsa/202311-11Third Party Advisory
https://security.gentoo.org/glsa/202401-34Third Party Advisory
https://www.couchbase.com/alerts/Third Party Advisory
https://www.debian.org/security/2023/dsa-5420Mailing List, Third Party Advisory
http://packetstormsecurity.com/files/176211/Chrome-V8-Type-Confusion.htmlThird Party Advisory, VDB Entry
http://packetstormsecurity.com/files/176212/Chrome-V8-Type-Confusion-New-Sandbox-Escape.htmlThird Party Advisory, VDB Entry
https://chromereleases.googleblog.com/2023/06/stable-channel-update-for-desktop.htmlVendor Advisory
https://crbug.com/1450481Exploit, Issue Tracking
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DYTXO5E3FI3I2ETDP3HF4SHYYTFMKMIC/Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U4OXTNIZY4JYHJT7CVLPAJQILI6BISVM/Mailing List, Third Party Advisory
https://security.gentoo.org/glsa/202311-11Third Party Advisory
https://security.gentoo.org/glsa/202401-34Third Party Advisory
https://www.couchbase.com/alerts/Third Party Advisory
https://www.debian.org/security/2023/dsa-5420Mailing List, Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-3079US Government Resource

Timeline

Published: Jun 5, 2023
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-3079?

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)

How severe is CVE-2023-3079?

CVE-2023-3079 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 32.72% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2023-3079?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-3079?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST