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Critical 9.3Published Aug 26, 2026
CVE-2026-65641A vulnerability allowing an unauthenticated network attacker to coerce SMB authentication from the service account.
Updated under an hour ago ()
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It affects Veeam One. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A vulnerability allowing an unauthenticated network attacker to coerce SMB authentication from the service account.
- CVSS
- 9.3 CRITICAL (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:L
- Weakness (CWE)
- CWE-288
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- hackerone
- NVD analysis
- Deferred
- Record last updated
- Aug 27, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Veeam One veeam:one (from the name) | before 13.1; before 13.0.2 | CNA record |
References
- https://www.veeam.com/kb4905
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.