EUVD-2026-52760
GHSA-m5vc-wv34-qp26
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/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
Network-accessible endpoint exploitable by high-privileged authenticated users only; scope unchanged as impact is confined to the Veeam ONE host system.
Primary rating from Vendor (hackerone).
CVSS VectorVendor: hackerone
Lifecycle Timeline
2DescriptionCVE.org
A vulnerability allowing a high-privileged user to execute arbitrary code on the server.
AnalysisAI
Remote code execution in Veeam ONE, the enterprise backup monitoring and analytics platform, is achievable by high-privileged authenticated users via a network-accessible code injection flaw (CWE-94). The vulnerability carries a CVSS 4.0 score of 8.6 with full confidentiality, integrity, and availability impact on the vulnerable system, reported through HackerOne and detailed in Veeam KB4892. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires possession of a high-privileged authenticated account within Veeam ONE, as confirmed by the PR:H metric in the CVSS 4.0 vector. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.0 score of 8.6 reflects high impact across confidentiality, integrity, and availability of the vulnerable system, with a low-complexity network attack vector requiring no user interaction - but critically gated behind PR:H (high privileges required). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Consult the Veeam security advisory at https://www.veeam.com/kb4892 for the official fix. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: audit all Veeam ONE installations in your environment and document versions currently deployed; inventory all accounts with administrative-level access and restrict network connectivity to Veeam ONE monitoring interfaces to trusted administrative networks. …
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This vulnerability allows remote attackers to execute arbitrary code on affected installations of VEEAM One Agent 9.5.4.
This vulnerability allows remote attackers to execute arbitrary code on affected installations of VEEAM One Agent 9.5.4.
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Authentication coercion in Veeam ONE lets an unauthenticated network attacker force the Veeam ONE service account to per
A vulnerability that allows an attacker in possession of the Veeam ONE Agent service account credentials to perform remo
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Same weakness CWE-94 – Code Injection
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External POC / Exploit Code
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