๐Ÿ” CVE Alert

CVE-2026-115377

CRITICAL 9.9

Incus before 6.0.7, 6.1.0 before 7.0.2, and 7.1.0 before 7.5.0 Arbitrary File Write via Symlink in Migration Stream

CVSS Score
9.9
EPSS Score
0.0%
EPSS Percentile
0th

Incus before 6.0.7, 6.1.0 before 7.0.2, and 7.1.0 before 7.5.0 contains an arbitrary file write vulnerability that allows malicious migration sources to write host files by planting symlinks in transferred volumes. Attackers can craft rsync or btrfs receive streams with a symlink such as rootfs pointing to the host root, writing files as root for full host compromise.

CWE CWE-59
Vendor lxc
Product incus
Published Oct 22, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

lxc / incus
0 < 6.0.7 6.1.0 < 7.0.2 7.1.0 < 7.5.0

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
github.com: https://github.com/lxc/incus/security/advisories/GHSA-579w-c4rw-c8q3 vulncheck.com: https://www.vulncheck.com/advisories/incus-before-6.0.7-6.1.0-before-7.0.2-and-7.1.0-before-7.5.0-arbitrary-file-write-via-symlink-in-migration-stream

Credits

๐Ÿ” manus-use stgraber