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Fencer Vulns
high 8.8

CVE-2023-4077 json

Insufficient data validation in Extensions in Google Chrome prior to 115.0.5790.170 allowed an attacker who convinced a user to install a m…

published 2023-08-03 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-53967

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
0
none known

Summary

Insufficient data validation in Extensions in Google Chrome prior to 115.0.5790.170 allowed an attacker who convinced a user to install a malicious extension to inject scripts or HTML into a privileged page via a crafted Chrome Extension. (Chromium security severity: Medium)

Patch / fix

  • google chrome 115.0.5790.170
  • chromium Debian 12 115.0.5790.170-1~deb12u1
  • chromium Debian 14, Debian 13 115.0.5790.170-1

debian advisories DEBIAN-CVE-2023-4077

  • chromium openSUSE Tumbleweed 115.0.5790.170-1.1
  • opera openSUSE Leap 15.4 NonFree 102.0.4880.40-lp154.2.50.1
  • chromium Package Hub 15 SP5, Package Hub 15 SP4, openSUSE Leap 15.5 +1 more 115.0.5790.170-bp155.2.16.1

opensuse advisories openSUSE-SU-2024:13092-1openSUSE-SU-2024:13102-1openSUSE-SU-2023:0251-1openSUSE-SU-2023:0216-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-4077 updated cvss 6.5

chromium-browser: Insufficient data validation in Extensions

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.90% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Google Chrome

Classification

Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.