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VulnerabilityPublished Updated

CVE-2025-65290: Improper Certificate Validation

Source CVE Database V5

0

Not known to be exploited · CVSS 7.4 High.

Data as of 26 Oct 2026, 09:15 UTC

CVSS 3.1 base score
7.4High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 6% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Dec 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 26 Oct 2026.

What to do

AI-suggested

1. Immediately segment Aqara Hub devices on isolated network segments with strict firewall rules to limit exposure to untrusted networks. 2. Monitor network traffic for unusual patterns during firmware update windows, including unexpected TLS certificate anomalies or connections to unrecognized servers. 3. Disable automatic firmware updates if possible until a vendor patch is released. 4. Engage with Aqara or the device vendor to obtain security patches or firmware updates that properly validate server certificates. 5. Employ network-level TLS interception detection tools to identify MitM attempts. 6. For organizations deploying these devices at scale, implement device inventory and vulnerability management to track affected versions and ensure timely remediation. 7. Educate IT and security teams about the risks of firmware tampering and the importance of verifying update authenticity. 8. Consider deploying network intrusion detection/prevention systems (IDS/IPS) with IoT-specific signatures to detect exploitation attempts.

Description

Aqara Hub devices including Camera Hub G3 4.1.9_0027, Hub M2 4.3.6_0027, and Hub M3 4.3.6_0025 fail to validate server certificates during HTTPS firmware downloads, allowing man-in-the-middle attackers to intercept firmware update traffic and potentially serve modified firmware files.

References

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