CVE-2026-55115

unifi_protect: Server-Side Request Forgery (SSRF) (CVE-2026-55115)

Affected

ui/unifi_protect lt *..7.1.83

Description

A malicious actor with access to the network and low privileges could exploit a Server-Side Request Forgery (SSRF) in UniFi Protect Application to escalate privileges on the host device.

Source: NVD (NIST)CVE.org (MITRE)cvelistv5 BSI WID Portal BSI CSAF

Affected products

The following versions are affected. Older releases of the same product line are also vulnerable unless stated otherwise.

uiunifi_protect

7.1.83fixed from 7.1.83

Metrics

XIEM Effective CVSS

9.9

Source: nvd-v3

EPSS percentile

38.6 %

High — this CVE ranks above the median of all CVEs scored today (rank ≥ 36%).

KEV status

—

Show all metrics

Severity

critical

82.68

no public PoC known

9.9

0.5 %

Low — model estimates < 1% exploitation likelihood.

Published

2026-07-02 15:17 UTC

CWE

CWE-918

Weakness classes (CWE)

CWE-918Base
Server-Side Request Forgery (SSRF)
The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.
cwe.mitre.org →

References & sources

https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc

Reanalysis & status changes

Chronological NVD audit events for this CVE — reanalyses, CVSS updates, CPE diffs.

CVE Modified2026-07-02 16:16 UTC· 134c704f-9b21-4f2e-91b3-4a467353bcc0
- SSVC: {"id":"CVE-2026-55115","role":"CISA Coordinator","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalI…
New CVE Received2026-07-02 15:17 UTC· support@hackerone.com
- Affected: UniFi Protect Application
- Description: A malicious actor with access to the network and low privileges could exploit a Server-Side Request Forgery (SSRF) in UniFi Protect Application to escalate privileges on the host device.
- CVSS V3.1: AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CWE: CWE-918