Vulnerability · Published Oct 13, 2026 · Assigned by VulnCheck
CVE-2026-110237Vifm 0.8.1-beta through 0.14.4 Unverified IPC FIFO Ownership Allows Cross-User Command Execution
High 7.3
In plain English
A high-severity security flaw in vifm from vifm. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
Vifm 0.8.1-beta through 0.14.4 reuses a pre-existing IPC FIFO in the shared temporary directory without checking ownership, allowing local users to execute commands as another user. Attackers can pre-create a world-writable vifm-ipc-vifm FIFO and write IPC packets with -c and ! shell commands that execute with the victim's privileges.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | vifm | no fix listed | DEBIAN-CVE-2026-110237 |
| Debian:13 | vifm | no fix listed | DEBIAN-CVE-2026-110237 |
| Debian:14 | vifm | 0.14.5-1 | DEBIAN-CVE-2026-110237 |
| Ubuntu:22.04:LTS | vifm | no fix listed | UBUNTU-CVE-2026-110237 |
| Ubuntu:24.04:LTS | vifm | no fix listed | UBUNTU-CVE-2026-110237 |
| Ubuntu:26.04:LTS | vifm | no fix listed | UBUNTU-CVE-2026-110237 |
| Ubuntu:26.10 | vifm | no fix listed | UBUNTU-CVE-2026-110237 |
Affected products (as reported)
Weakness: CWE-283 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
References
- https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/SkX7Pmiofg third-party-advisory
- https://github.com/vifm/vifm/blob/v0.14.4/src/ipc.c#L394-L443 technical-description
- https://github.com/vifm/vifm/blob/v0.14.4/src/ipc.c#L866-L874 technical-description
- v0.14.4 Release Notes release-notes
- VulnCheck Advisory: Vifm 0.8.1-beta through 0.14.4 Unverified IPC FIFO Ownership Allows Cross-User Command Execution third-party-advisory