Deserialization in Veeam Backup And Recovery
CVE-2025-23120
A vulnerability allowing remote code execution (RCE) for domain users.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.240 (97.8th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.240 · newest: 0.240 · change: 0.000
Affected products
- Veeam Backup And Recovery — versions 12.3
- Veeam Backup \& Replication
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.veeam.com/kb4724 (Vendor Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-23120?
- CVE-2025-23120 is a high-severity vulnerability in Veeam Backup And Recovery, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2025-03-20.
- How severe is CVE-2025-23120?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2025-23120 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.