CVE-2022-2861 Cross-site scripting in Chrome

What is CVE-2022-2861?

CVE-2022-2861 is a medium-severity cross-site scripting vulnerability in Fedoraproject Fedora, published on 26 Sep 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-79

Which versions are affected by CVE-2022-2861?

It affects 2 products.

Products include Fedoraproject Fedora, Google Chrome.

How do I fix CVE-2022-2861?

Upgrade to a fixed version.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2022-2861 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-2861 exists.

Other vulnerabilities in Fedoraproject Fedora

• CVE-2024-4577 PHP-CGI OS Command Injection Exploited Critical 9.8
• CVE-2021-39226 Grafana Authentication Bypass Exploited Critical 9.8
• CVE-2019-5544 VMware ESXi and Horizon DaaS OpenSLP Heap-Based Buffer Overflow Exploited Critical 9.8
• CVE-2024-4947 Google Chromium V8 Type Confusion Exploited Critical 9.6
• CVE-2024-4671 Google Chromium Visuals Use-After-Free Exploited Critical 9.6

All Fedoraproject Fedora vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2022-2861, GHSA-wfwp-jxjq-2m26, UBUNTU-CVE-2022-2861.