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Vulnerabilities

Vulnerability · CVE-2025-23121

A vulnerability allowing remote code execution (RCE) on the Backup Server by an authenticated domain user

Published Jun 18, 2025 · catalog updated Jun 23, 2025 · Veeam Backup and Recovery

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check this week

CVE-2025-23121 is not in CISA KEV. FIRST estimates a 24.74% chance of exploitation in the next 30 days. Check whether you run Veeam Backup and Recovery.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Critical9.9
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
24.74%
Remediation
Vendor / distro source
Affected products
vendor Veeam Backup and Recovery 12.3.1 ≤12.3.1

A vulnerability allowing remote code execution (RCE) on the Backup Server by an authenticated domain user

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Veeam Backup and Recovery 12.3.1 ≤12.3.112.3.1 ≤12.3.1

How to fix CVE-2025-23121

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-23121 is not in CISA KEV. FIRST estimates a 24.74% chance of exploitation in the next 30 days. Check whether you run Veeam Backup and Recovery.

Which versions are affected?

Compare what you have installed with Veeam Backup and Recovery 12.3.1 ≤12.3.1 12.3.1 ≤12.3.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 24.74%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 18, 2025 · EUVD

    Detected

    A vulnerability allowing remote code execution (RCE) on the Backup Server by an authenticated domain user

  2. Jun 23, 2025 · EUVD

    Updated

    A vulnerability allowing remote code execution (RCE) on the Backup Server by an authenticated domain user

Sources

  • CVE.orgVulnerability recordCVE-2025-23121

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-23121

    30-day exploitation probability 24.74%

    first.org
  • EUVDVulnerability recordEUVD-2025-18675

    A vulnerability allowing remote code execution (RCE) on the Backup Server by an authenticated domain user

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 23, 2026
  • CVE.orgOct 21, 2026
  • EUVDOct 20, 2026