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CVE-2025-54289

26
FAUCET Score

CVE-2025-54289 describes a high-severity privilege escalation vulnerability in Canonical LXD versions prior to 6.5. An attacker with read permissions can exploit this flaw by hijacking terminal or console sessions through WebSocket connection hijacking, enabling the execution of arbitrary commands. The vulnerability has a CVSS score of 8.1, indicating a high impact with high confidentiality and integrity risks, but no availability impact. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 4.0.0, < 5.21.4CPE matchmatch criteria
cpe:2.3:a:canonical:lxd:*:*:*:*:*:*:*:*
>= 6.1, < 6.5CPE matchmatch criteria
cpe:2.3:a:canonical:lxd:*:*:*:*:*:*:*:*
>= 5.21, < 5.21.4CPE match
cpe:2.3:a:canonical:lxd:*:*:*:*:*:*:*:*
>= 6, < 6.5CPE match
cpe:2.3:a:canonical:lxd:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

7.4HIGH

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
PRESENT
Privileges Required
LOW
User Interaction
PASSIVE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
NONE
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.19%
Probability of exploitation in next 30 days
EPSS Percentile
9.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0019 is in the 1st percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

gopatch availablevia ghsa
Product: github.com/canonical/lxdFixed in: 5.21.4
gopatch availablevia ghsa
Product: github.com/canonical/lxdFixed in: 6.5
gopatch availablevia ghsa
Product: github.com/canonical/lxdFixed in: 0.0.0-20250827065555-0494f5d47e41
github_advisoryvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

goGHSA-3g72-chj4-2228high

Canonical LXD Vulnerable to Privilege Escalation via WebSocket Connection Hijacking in Operations API

Oct 2, 2025

References

github.com / canonical/lxd/security/advisories/GHSA-3g72-chj4-2228
ExploitVendor Advisory