How severe is CVE-2025-65856?

CVE-2025-65856 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-65856 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-65856?

CVE-2025-65856 affects Xiongmaitech Xm530v200 X6-weq 8m Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-65856?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-65856 have an EU (EUVD) identifier?

Yes. CVE-2025-65856 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-204762.

When was CVE-2025-65856 published?

CVE-2025-65856 was published on 2025-12-22 and last updated on 2026-07-05.

CVE-2025-65856

CVE-2025-65856 is a critical-severity vulnerability in Xiongmaitech Xm530v200 X6-weq 8m Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-204762
Weakness: CWE-306
Affected product: Xiongmaitech Xm530v200 X6-weq 8m Firmware
Published: 2025-12-22
Last modified: 2026-07-05

Description

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.

Frequently asked questions

What is CVE-2025-65856?: 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.
How severe is CVE-2025-65856?: CVE-2025-65856 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-65856 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-65856?: CVE-2025-65856 affects Xiongmaitech Xm530v200 X6-weq 8m Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-65856?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-65856 have an EU (EUVD) identifier?: Yes. CVE-2025-65856 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-204762.
When was CVE-2025-65856 published?: CVE-2025-65856 was published on 2025-12-22 and last updated on 2026-07-05.

References

https://luismirandaacebedo.github.io/CVE-2025-65856/

EU advisories (EUVD)

Affected products (1)

cpe:2.3:o:xiongmaitech:xm530v200_x6-weq_8m_firmware:5.00.r02.000807d8.10010.346624.s.onvif_21.06:*:*:*:*:*:*:*

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