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CVE-2026-22558 is a high-severity authenticated NoSQL injection vulnerability in the Ubiquiti UniFi Network Application. The flaw allows a malicious actor with valid authenticated access to inject crafted NoSQL query input through the application layer and escalate privileges beyond the permissions assigned to the compromised account. Publicly available information identifies the issue as an injection condition in the application’s handling of backend query logic, but does not disclose the exact vulnerable endpoint, parameter, or function. The vulnerability affects UniFi Network Application official releases 10.1.85 and earlier, release candidate builds 10.2.93 and earlier, and UniFi Express deployments using UniFi Network Application 9.0.114 and earlier.
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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.
27 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A prior Ubiquiti vulnerability mentioned only in vendor security history context.
A previously disclosed Ubiquiti UniFi Network Application vulnerability mentioned only as part of the vendor's broader 2026 security history.
A previously disclosed critical NoSQL injection privilege escalation vulnerability in the UniFi Network Application, mentioned as background on Ubiquiti's 2026 security history.
A UniFi Network App vulnerability mentioned only as part of vendor security history.
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.