Authentication bypass vulnerability in Xiongmai XM530 IP cameras on Firmware V5.00.R02.000807D8.10010.346624.S.ONVIF 21.06 allows unauthenticated remote attackers to access sensitive device information and live video streams. The ONVIF implementation fails to enforce authentication on 31 critical endpoints, enabling direct unauthorized video stream access.
Conclusion & alert: CVE-2025-65856 is rated High Exploit Risk (76.6/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.46%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-01 | 0.70% | 0.46% | -0.23% |
| 2 | 2026-05-22 | 0.63% | 0.70% | +0.07% |
| 3 | 2026-05-21 | — | 0.63% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| xiongmaitech | xm530v200_x6-weq_8m_firmware | 5.00.r02.000807d8.10010.346624.s.onvif_21.06 | cpe:2.3:o:xiongmaitech:xm530v200_x6-weq_8m_firmware:5.00.r02.000807d8.10010.346624.s.onvif_21.06:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://hangzhou.com | Not Applicable |
| http://ip.com | Not Applicable |
| https://luismirandaacebedo.github.io/CVE-2025-65856/ | Exploit Third Party Advisory |