What is CVE-2026-41648?

CVE-2026-41648 is a medium-severity vulnerability in Linuxcontainers Incus, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.0/10. Published 2026-05-07.

How severe is CVE-2026-41648?

Medium severity. CVSS v3 base score is 5.0 out of 10.

Resource exhaustion in Linuxcontainers Incus

CVE-2026-41648

Incus is a system container and virtual machine manager. Prior to version 7.0.0, user provided image and backup tarballs would be unpacked and YAML files parsed without any size restrictions. This was making it easy for an authenticated us…

EPSS: 0.000 (15.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L.

Affected products

Linuxcontainers Incus
Lxc Incus — versions < 7.0.0

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

https://github.com/lxc/incus/security/advisories/GHSA-67wx-r9xr-x75x (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)
https://github.com/lxc/incus/releases/tag/v7.0.0 (Product, Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2026-41648?: CVE-2026-41648 is a medium-severity vulnerability in Linuxcontainers Incus, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.0/10. Published 2026-05-07.
How severe is CVE-2026-41648?: Medium severity. CVSS v3 base score is 5.0 out of 10.