Critical Authentication Bypass in Xiongmai XM530 IP Cameras, CVSS 9.8
Summary
CISA published an advisory (ICSA-26-113-05) detailing a critical authentication bypass vulnerability (CVE-2025-65856) in Hangzhou Xiongmai Technology Co., Ltd XM530 IP Camera firmware V5.00.R02.000807D8.10010.346624.S.ONVIF_21.06, with a CVSS v3 score of 9.8. Successful exploitation could allow an unauthenticated attacker to bypass authentication and gain remote access to sensitive device information. The vulnerability affects equipment deployed in Commercial Facilities critical infrastructure sectors worldwide. CISA recommends minimizing network exposure, isolating control system networks behind firewalls, and using VPNs for remote access.
“Successful exploitation of this vulnerability could allow an attacker to bypass authentication and have remote access to sensitive information on the device.”
Organizations operating Hangzhou Xiongmai XM530 IP cameras in operational technology or industrial control system environments should treat these devices as high-risk until the vendor releases a patch. The authentication bypass (CVSS 9.8) means network-adjacent attackers can access sensitive device information without credentials—valuable for reconnaissance prior to further compromise. Organizations unable to patch should ensure these cameras are isolated from business and control system networks, not directly internet-accessible, and monitor for unusual access patterns.
About this source
CISA's Industrial Control Systems team publishes vulnerability advisories specifically for OT, ICS, SCADA, and critical infrastructure software: Siemens, Schneider Electric, Rockwell Automation, ABB, Honeywell, Emerson, GE Digital, plus the supporting protocols. Around 65 advisories a month, each with a CVSS score, affected products, mitigation guidance, and where applicable a Known Exploited Vulnerabilities Catalog entry. ICS advisories are higher-stakes than general IT vulns: a CVSS 7 in a PLC firmware can mean physical safety risk in a factory or grid asset. Watch this if you secure industrial networks, run a SOC for a manufacturer, or advise critical infrastructure operators. GovPing publishes each advisory with the affected vendor, CVSS, and CISA link.
What changed
CISA disclosed a missing authentication vulnerability (CVE-2025-65856) in Hangzhou Xiongmai Technology Co., Ltd XM530 IP Camera firmware that scores 9.8 on the CVSS v3 scale, indicating critical severity. The vulnerability allows an attacker to bypass authentication mechanisms and gain remote access to sensitive information on the device without any credentials.
Organizations using affected Xiongmai XM530 IP cameras, particularly those in Commercial Facilities critical infrastructure sectors, should immediately evaluate network exposure, isolate control system devices behind firewalls, and consider network segmentation as a defensive measure. While no known public exploitation has been reported, the critical CVSS score and authentication bypass nature make prompt patching or mitigation a priority for organizations with these devices in operational technology environments.
Archived snapshot
Apr 23, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
ICS Advisory
Hangzhou Xiongmai Technology Co., Ltd XM530 IP Camera
Release Date
April 23, 2026
Alert Code ICSA-26-113-05 Related topics: Industrial Control System Vulnerabilities, Industrial Control Systems View CSAF
Summary
Successful exploitation of this vulnerability could allow an attacker to bypass authentication and have remote access to sensitive information on the device.
The following versions of Hangzhou Xiongmai Technology Co., Ltd XM530 IP Camera are affected:
- IP Camera XM530V200X6-WEQ8M firmware V5.00.R02.000807D8.10010.346624.S.ONVIF_21.06 (CVE-2025-65856)
| CVSS | Vendor | Equipment | Vulnerabilities |
|---|---|---|---|
| v3 9.8 | Hangzhou Xiongmai Technology Co., Ltd | Hangzhou Xiongmai Technology Co., Ltd XM530 IP Camera | Missing Authentication for Critical Function |
Background
- Critical Infrastructure Sectors: Commercial Facilities
- Countries/Areas Deployed: Worldwide
- Company Headquarters Location: China
Vulnerabilities
CVE-2025-65856
Acknowledgments
- CISA discovered a public Proof of Concept (PoC) as authored by Luis Miranda Acebedo and reported it to MITRE
Legal Notice and Terms of Use
This product is provided subject to this Notification (https://www.cisa.gov/notification) and this Privacy & Use policy (https://www.cisa.gov/privacy-policy).
Recommended Practices
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability.
Minimize network exposure for all control system devices and/or systems, ensuring they are not accessible from the internet.
Locate control system networks and remote devices behind firewalls and isolating them from business networks.
When remote access is required, use more secure methods, such as Virtual Private Networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most current version available. Also recognize VPN is only as secure as the connected devices.
CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov/ics. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.
Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.
CISA also recommends users take the following measures to protect themselves from social engineering attacks:
Do not click web links or open attachments in unsolicited email messages.
Refer to Recognizing and Avoiding Email Scams for more information on avoiding email scams.
Refer to Avoiding Social Engineering and Phishing Attacks for more information on social engineering attacks.
No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time.
Revision History
- Initial Release Date: 2026-04-23
| Date | Revision | Summary |
|---|---|---|
| 2026-04-23 | 1 | Initial Publication |
Legal Notice and Terms of Use
This product is provided subject to this Notification and this Privacy & Use policy.
Vendor
- Hangzhou Xiongmai Technology Co., Ltd
Tags
Sector: Commercial Facilities Sector Topics: Industrial Control System Vulnerabilities, Industrial Control Systems
Please share your thoughts
We recently updated our anonymous product survey; we welcome your feedback.
Related Advisories
Apr 23, 2026
ICS Advisory | ICSA-26-113-06
Intrado 911 Emergency Gateway (EGW)
Apr 23, 2026
ICS Advisory | ICSA-26-113-04
SpiceJet Online Booking System
Apr 23, 2026
ICS Advisory | ICSA-26-113-02
Carlson Software VASCO-B GNSS Receiver
Apr 23, 2026
ICS Advisory | ICSA-26-113-01
Yadea T5 Electric Bicycle
Mentioned entities
Related changes
Get daily alerts for CISA ICS-CERT Advisories
Daily digest delivered to your inbox.
Free. Unsubscribe anytime.
About this page
Every important government, regulator, and court update from around the world. One place. Real-time. Free. Our mission
Source document text, dates, docket IDs, and authority are extracted directly from CISA.
The summary, classification, recommended actions, deadlines, and penalty information are AI-generated from the original text and may contain errors. Always verify against the source document.
Classification
Who this affects
Taxonomy
Browse Categories
Get alerts for this source
We'll email you when CISA ICS-CERT Advisories publishes new changes.
Subscribed!
Optional. Filters your digest to exactly the updates that matter to you.