Mozilla Firefox Information Disclosure Vulnerability
CISA lists this Mozilla Firefox vulnerability as known exploited. The vendor's advisory has the fixed versions.
CISA catalog record
Mozilla Firefox does not properly initialize data structures for the nsDOMSVGZoomEvent::mPreviousScale and nsDOMSVGZoomEvent::mNewScale functions, which allows remote attackers to obtain sensitive information from process memory via a crafted web site.
- Product
- Firefox
- Added to KEV
- 3 Mar 2022
- Federal remediation due
- 24 Mar 2022
- Known ransomware use
- Not reported
What changed
First observed 14 Oct 2026No field changes in the recorded history.
Cite this recorded revision to keep the same title, summary, facts and links when the page changes.
A day selects the latest observation by the end of that UTC day; today's selection can change until midnight. History starts when this installation records it.