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CVE-2026-58074 is a high-severity vulnerability in Veeam ONE that allows a high-privileged user to execute arbitrary code on the Veeam ONE server. The issue affects Veeam ONE versions up to and including 13.0.2, including earlier version 13 builds. The vulnerability is classified as CWE-94, indicating improper control of code generation or code injection behavior. Successful exploitation results in execution of attacker-controlled code in the server context.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
6 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A high-severity arbitrary code execution vulnerability affecting high-privileged users on the Veeam ONE server.
An arbitrary code execution vulnerability in Veeam ONE that allows a high-privileged user to execute arbitrary code on the server.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.