|Description||Cross-site scripting (XSS) vulnerability in Mozilla Firefox before 220.127.116.11 allows remote attackers to inject arbitrary web script "into another site's context" via a "timing issue" involving the (1) addEventListener or (2) setTimeout function, probably by setting events that activate after the context has changed.|
|Source||CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)|
|References||DSA-1337-1, DSA-1338-1, DSA-1339-1, DTSA-45-1, DTSA-47-1, DTSA-51-1|
|NVD severity||medium (attack range: remote)|
The information below is based on the following data on fixed versions.