CVE-2025-27216: Ubiquiti UISP Application · Incorrect Permissions
Affects Ubiquiti UISP ApplicationSource CVE Database V5
Not known to be exploited · CVSS 8.8 High.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 22% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 21 Aug 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Ubiquiti Inc UISP Application | Affected
| Fixed in– |
AI-suggested
To mitigate CVE-2025-27216, European organizations should immediately verify if they are running UISP Application version 2.4.220 and prioritize upgrading to a patched version once available from Ubiquiti. In the absence of an official patch, organizations should implement strict access controls to limit permissions granted to users within the UISP Application, ensuring the principle of least privilege is enforced. Conduct thorough audits of user roles and permissions to identify and remediate any excessive privileges. Network segmentation should be employed to restrict access to the UISP management interface only to trusted administrative hosts and networks. Monitoring and logging of administrative actions within UISP should be enhanced to detect anomalous privilege escalation attempts. Additionally, organizations should consider deploying intrusion detection/prevention systems (IDS/IPS) tuned to detect suspicious activities targeting UISP components. Regular backups of UISP configurations and network device states should be maintained to enable rapid recovery in case of compromise. Finally, organizations should stay informed via Ubiquiti security advisories and subscribe to threat intelligence feeds to respond swiftly to any emerging exploit developments.
Description
Multiple Incorrect Permission Assignment for Critical Resource in UISP Application may allow a malicious actor with certain permissions to escalate privileges.