XSS in Google Chrome
CVE-2022-2861
Inappropriate implementation in Extensions API in Google Chrome prior to 104.0.5112.101 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts into WebUI via a crafted HTML page.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.007 (51.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.007 · change: +0.001
Affected products
- Google Chrome — versions unspecified
- Fedoraproject Fedora — versions 37
Weakness classification (CWE)
Public proof-of-concept exploits
References
- chromereleases.googleblog.com/2022/08/stable-channel-update-for-desktop_16.html (Patch, Release Notes, Vendor Advisory)
- crbug.com/1346236 (Permissions Required, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2022-2861?
- CVE-2022-2861 is a medium-severity vulnerability in Google Chrome, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2022-09-26.
- How severe is CVE-2022-2861?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2022-2861 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.