Vulnerability · Published Sep 21, 2026 · Assigned by mitre
CVE-2026-79079
High 7.8
In plain English
A high-severity OS command injection in the xiphos package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 91.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
An issue in CrossWire Xiphos <= 4.3.2 allows a local attacker to execute arbitrary code via the src/main/url.cc and src/gtk/menu_popup.c components
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | xiphos | no fix listed | DEBIAN-CVE-2026-79079 |
| Debian:13 | xiphos | no fix listed | DEBIAN-CVE-2026-79079 |
| Debian:14 | xiphos | 4.4.0+dfsg1-1 | DEBIAN-CVE-2026-79079 |
| Ubuntu:22.04:LTS | xiphos | no fix listed | UBUNTU-CVE-2026-79079 |
| Ubuntu:24.04:LTS | xiphos | no fix listed | UBUNTU-CVE-2026-79079 |
| Ubuntu:26.04:LTS | xiphos | no fix listed | UBUNTU-CVE-2026-79079 |
Affected products (as reported)
Weakness: CWE-78 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H