CVE-2025-54289: canonical lxd Missing Origin Validation in WebSockets
CVSS: 8.1v3.1HighAnalyzed
AliasesUBUNTU-CVE-2025-54289DEBIAN-CVE-2025-54289GHSA-3g72-chj4-2228GO-2025-3999
Published 02-10-2025Last modified 26-02-2026
Vulnerability summary
CVE-2025-54289 is a high (CVSS 8.1) Missing Origin Validation in WebSockets vulnerability in canonical lxd. EPSS estimates a 0.21% chance of exploitation in the next 30 days, higher than 10.2% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
8.1/10
010
High · v3.1 (NVD)EPSS score
0.21%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 3 · Related 2Timeline
- 02-10-2025PublishedVulnerability first disclosed.
- 26-02-2026Last modifiedVulnerability information updated.
Description
Privilege Escalation in operations API in Canonical LXD <6.5 on multiple platforms allows attacker with read permissions to hijack terminal or console sessions and execute arbitrary commands via WebSocket connection hijacking format
CVSS metrics
8 scores · 5 sources · 2 versionsHigh 7.4Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:NSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated7.4HighCVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
- OSV · GoEcosystem advisory · calculated7.4HighCVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
- NVDNIST7.4HighCVSS: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
High 8.1Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:NSources4 sources · 6.8–8.1
- OSV · UbuntuEcosystem advisory · calculated8.1HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- OSV · DebianEcosystem advisory · calculated8.1HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- OSV · GoEcosystem advisory · calculated6.8MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:NDiffers
EPSS trend
Probability
0.21%
Chance of exploitation in the next 30 days
Percentile
10%
Versus all other CVEs
30-day change
0.00 pp
From 0.21% on 19-09-2026
19-09-202619-10-2026
EPSS score0.21%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundLxd
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Debian2 products
- incus< 6.0.4-2+deb13u1 | < 6.0.5-1
- lxdAll versions (No fix recorded)
Canonical1 product
- lxd≥ 6, < 6.5 | ≥ 5.21, < 5.21.4 | ≥ 4.0.0, < 5.21.4 | ≥ 6.1, < 6.5
Github.com/canonical1 product
- lxd≥ 4.0, < 5.21.4 | ≥ 6.0, < 6.5 | ≥ 0.0.0-20200331193331-03aab09f5b5c, < 0.0.0-20250827065555-0494f5d47e41 | All versions (No fix recorded)
Ubuntu1 product
- lxdAll versions (No fix recorded)
4 vendors · 5 products
References
7 links- github.com/canonical/lxd/security/advisories/GHSA-3g72-chj4-2228REPORTWEBAdvisoryExploitVendor Advisory
- github.com/canonical/lxdPACKAGE