| Name | CVE-2016-5266 | 
| Description | Mozilla Firefox before 48.0 does not properly restrict drag-and-drop (aka dataTransfer) actions for file: URIs, which allows user-assisted remote attackers to access local files via a crafted web site. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| firefox (PTS) | sid | 144.0.2-1 | fixed | 
| firefox-esr (PTS) | bullseye | 115.14.0esr-1~deb11u1 | fixed | 
|  | bullseye (security) | 140.4.0esr-1~deb11u1 | fixed | 
|  | bookworm | 128.14.0esr-1~deb12u1 | fixed | 
|  | bookworm (security) | 140.4.0esr-1~deb12u1 | fixed | 
|  | trixie | 128.14.0esr-1~deb13u1 | fixed | 
|  | trixie (security) | 140.4.0esr-1~deb13u1 | fixed | 
|  | forky, sid | 140.4.0esr-1 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|
| firefox | source | (unstable) | 48.0-1 |  |  |  | 
| firefox-esr | source | (unstable) | (not affected) |  |  |  | 
Notes
- firefox-esr <not-affected> (Doesn't affect Firefox ESR)
https://www.mozilla.org/en-US/security/advisories/mfsa2016-81/