Vulnerability in Opennebula

CVE-2025-54955

OpenNebula Community Edition (CE) before 7.0.0 and Enterprise Edition (EE) before 6.10.3 have a critical FireEdge race condition that can lead to full account takeover. By exploiting this, an unauthenticated attacker can obtain a valid JSON Web Token (JWT) belonging to a legitimate user without knowledge of their credentials.

Vulnerability class: Race Condition

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (27.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-54955: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.000

Affected products

  • Opennebula — versions Enterprise Edition, Community Edition

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-54955?
CVE-2025-54955 is a high-severity vulnerability in Opennebula, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 8.1/10. Published 2025-08-03.
How severe is CVE-2025-54955?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2025-54955 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.