CVE-2021-24000

Summary

A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a separate tab. In conjunction with certain elements (such as &lt;input type="file"&gt;) this could have led to an attack where a user was confused about the origin of the webpage and potentially disclosed information they did not intend to. This vulnerability affects Firefox < 88.

Affected Software

VendorProductVersion RangeStatus
MozillaFirefoxunspecified < 88affected

Weaknesses

  • requestPointerLock() could be applied to a tab different from the visible tab

ADP Enrichment

CVE Program Container

Additional References

References