Inappropriate implementation in Fullscreen in Google Chrome prior to 118.0.5993.70 allowed an attacker who convinced a user to install a ma…

published 2023-10-11 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-57801

cvss: 6.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits: 0; none known

Inappropriate implementation in Fullscreen in Google Chrome prior to 118.0.5993.70 allowed an attacker who convinced a user to install a malicious extension to bypass navigation restrictions via a crafted Chrome Extension. (Chromium security severity: Medium)

Patch / fix

fixed in 1 distros 3

google chrome 118.0.5993.70

debian opensuse alpine

chromium Debian 12 118.0.5993.70-1~deb12u1
chromium Debian 14, Debian 13 118.0.5993.70-1

debian advisories DEBIAN-CVE-2023-5487

chromium openSUSE Tumbleweed 118.0.5993.70-1.1
opera openSUSE Leap 15.5 NonFree 104.0.4944.23-lp155.3.15.1
opera openSUSE Leap 15.4 NonFree 104.0.4944.23-lp154.2.56.1
chromium Package Hub 15 SP5, Package Hub 15 SP4, openSUSE Leap 15.5 +1 more 118.0.5993.70-bp155.2.46.1

opensuse advisories openSUSE-SU-2024:13317-1 openSUSE-SU-2024:13335-1 openSUSE-SU-2023:0338-1 openSUSE-SU-2023:0337-1 openSUSE-SU-2023:0300-1

qt6-qtwebengine Alpine 3.24, Alpine 3.23, Alpine 3.22 +3 more 6.6.0-r1

alpine advisories ALPINE-CVE-2023-5487

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Exploit prediction

0.62% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Affected products

Google Chrome

Classification

Technology feeds

Google Chrome rss critical rss

References

chromereleases.googleblog.com /2023/10/stable-channel-update-for-desktop_10.html
release-notes, vendor-advisory
crbug.com /1062251
permissions-required
debian.org /security/2023/dsa-5526
third-party-advisory
lists.fedoraproject.org /archives/list/package-announce@lists.fedoraproject.org/message/F5QCMP6KKWPDZZLFU7YXSZDHEKOE7BXO/
mailing-list, third-party-advisory
lists.fedoraproject.org /archives/list/package-announce@lists.fedoraproject.org/message/M4GHJ3FK5NPHDRUR4OJOI4UU6FKSOOGG/
mailing-list, third-party-advisory
security.gentoo.org /glsa/202311-11
third-party-advisory
security.gentoo.org /glsa/202312-07
third-party-advisory
security.gentoo.org /glsa/202401-34

Sources

CVE List CVE-2023-5487
NVD CVE-2023-5487

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.

Summary