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CVE-2023-5479

20
FAUCET Score

CVE-2023-5479 is a medium-severity vulnerability affecting Google Chrome and Debian-based Chrome installations prior to version 118.0.5993.70. It involves an inappropriate implementation in the Extensions API that allows an attacker to bypass enterprise policies through a crafted HTML page, provided they can convince a user to install a malicious extension. The attack requires user interaction and has a high impact on integrity but no impact on confidentiality or availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 118.0.5993.70, < 118.0.5993.70CPE match
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
< 118.0.5993.70CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
11.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
12.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.62%
Probability of exploitation in next 30 days
EPSS Percentile
46.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0062 is in the 49th percentile among its peer group of 26,236 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia msrc
Product: Microsoft Edge (Chromium-based)Fixed in: 118.0.2088.46
googlevendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

microsoft2023-Oct/CVE-2023-5479

Chromium: CVE-2023-5479 Inappropriate implementation in Extensions API

Oct 10, 2023

References

chromereleases.googleblog.com / 2023/10/stable-channel-update-for-desktop_10.html
Release NotesVendor Advisory
crbug.com / 1471253
Permissions Required
security.gentoo.org / glsa/202311-11
Third Party Advisory
security.gentoo.org / glsa/202312-07
Third Party Advisory
security.gentoo.org / glsa/202401-34
debian.org / security/2023/dsa-5526
Third Party Advisory