CVE-2026-113496 Cockpit-machines: vnc console password disclosure through virt-xml command-line arguments
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-113496?
CVE-2026-113496 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, published on 20 Oct 2026.
Official description
A flaw was found in cockpit-machines. When saving Virtual Network Computing (VNC) console settings, the configured password is passed directly as a command-line argument to an underlying system utility. A local unprivileged attacker on a host that allows cross-user process inspection could read the exposed password from the process list while another user modifies settings. This credential disclosure can allow unauthorized access to the guest virtual machine's graphical console.
Weakness: CWE-214
Which versions are affected by CVE-2026-113496?
How do I fix CVE-2026-113496?
No fix has been published for CVE-2026-113496 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-113496 being exploited?
There is no known exploitation of CVE-2026-113496 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-113496, GHSA-vxhg-j5jv-qgqm, UBUNTU-CVE-2026-113496.