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CVE-2023-1820

22
FAUCET Score

CVE-2023-1820 is a heap buffer overflow vulnerability in Google Chrome's Browser History component, affecting versions prior to 112.0.5615.49, as well as various Debian and Fedora distributions. This vulnerability carries a high CVSS score of 8.8, indicating a critical risk where a remote attacker could achieve high impact on confidentiality, integrity, and availability by convincing a user to interact with a specially crafted HTML page. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered some community discussion and media coverage, including a mention in Microsoft's April 2023 Patch Tuesday.

Impacted Technologies

VendorProductVersion(s)CPE
< 112.0.5615.49CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
36CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
37CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
11.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
>= 112.0.5615.49, < 112.0.5615.49CPE match
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.97%
Probability of exploitation in next 30 days
EPSS Percentile
58.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0097 is in the 59th percentile among its peer group of 14,875 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia msrc
Product: Microsoft Edge (Chromium-based)Fixed in: 112.0.5615.49/50
googlevendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

microsoft2023-Apr/CVE-2023-1820

Chromium: CVE-2023-1820 Heap buffer overflow in Browser History

Apr 11, 2023

References

chromereleases.googleblog.com / 2023/04/stable-channel-update-for-desktop.html
Release NotesVendor Advisory
crbug.com / 1408120
Issue TrackingPermissions RequiredThird Party Advisory
lists.fedoraproject.org / archives/list/[email protected]/message/FG3CRADL7IL5IHK4NCHG4LAYLKHFXETX
Mailing List
lists.fedoraproject.org / archives/list/[email protected]/message/HO3QZY4UQFP4XNF43ILMVVOABMB7KAQ5
Mailing List
security.gentoo.org / glsa/202309-17
Third Party Advisory
debian.org / security/2023/dsa-5386
Third Party Advisory