Description
XFCE 4.16 allows attackers to execute arbitrary code because xdg-open can execute a .desktop file on an attacker-controlled FTP server.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | exo | 4.16.4-1 | — |
| Debian 13 | exo | 4.16.4-1 | — |
| Debian 12 | exo | 4.16.4-1 | — |
| Debian 11 | exo | 4.16.0-1+deb11u1 | DSA-5164-1 |
| Debian 10 | exo | 0.12.4-1+deb10u1 | DSA-5164-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 9 | exo | 0.10.7-1+deb9u1 | DLA-3056-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | exo | No fix yet | — |
| Ubuntu 26.04 LTS | exo | No fix yet | — |
| Ubuntu 25.10 | exo | No fix yet | — |
| Ubuntu 24.04 LTS | exo | No fix yet | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | exo | 4.16.3-1ubuntu0.1~esm1 | USN-6008-1 |
| Ubuntu Pro 20.04 LTS | exo | 0.12.11-1ubuntu1.20.04.1+esm1 | USN-6008-1 |
| Ubuntu Pro 18.04 LTS | exo | 0.12.2-0ubuntu0.18.04.1+esm1 | USN-6008-1 |
| Ubuntu Pro 16.04 LTS | exo | 0.10.7-1ubuntu0.1~esm1 | USN-6008-1 |
| Ubuntu Pro 14.04 LTS | exo | 0.10.2-3ubuntu1.14.04.2+esm1 | USN-6008-1 |
Advisories 3
- USN-6008-1 exo vulnerability Ubuntu Security Notices (USN) · Jun 29, 2026
- DSA-5164-1 exo - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3056-1 exo - security update Debian Security (DSA / DLA) · Mar 9, 2026