XSS in Google Chrome
CVE-2019-5778
A missing case for handling special schemes in permission request checks in Extensions in Google Chrome prior to 72.0.3626.81 allowed an attacker who convinced a user to install a malicious extension to bypass extension permission checks for privileged pages via a crafted Chrome Extension.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.010 (61.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Google Chrome — versions unspecified
- Debian Linux — versions 9.0
- Fedoraproject Fedora — versions 29, 30
- Red Hat Enterprise Linux Desktop — versions 6.0
- Red Hat Enterprise Linux Server — versions 6.0
- Red Hat Enterprise Linux Workstation — versions 6.0
Weakness classification (CWE)
References
- www.securityfocus.com/bid/106767 (vdb-entry)
- access.redhat.com/errata/RHSA-2019:0309 (vendor-advisory)
- www.debian.org/security/2019/dsa-4395 (vendor-advisory)
- crbug.com/918470
- chromereleases.googleblog.com/2019/01/stable-channel-update-for-desktop.html
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2019-5778?
- CVE-2019-5778 is a medium-severity vulnerability in Google Chrome, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2019-02-19.
- How severe is CVE-2019-5778?
- Medium severity. CVSS v3 base score is 6.5 out of 10.