Anviz CX7 Firmware: Use of Hard-coded Cryptographic Key
CVE-2026-32324 is a high-severity use of hard-coded cryptographic key vulnerability in Anviz CX7 Firmware from Anviz, with a CVSS 3.1 base score of 7.7 out of 10. It can be exploited with local access to the system by an unauthenticated attacker, without any action from a user. Affected Anviz CX7 Firmware versions: All versions. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.09% chance of exploitation within 30 days, which is low compared with other CVEs.
High severity with no evidence of exploitation so far.
What to do
- Check which version of Anviz CX7 Firmware you run against the affected versions below, and install the vendor's latest release.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Anviz | Anviz CX7 Firmware | All versions | Not stated |
| Anviz | Cx7 Firmware | Not specified in the record | Not stated |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- LocalThe attacker needs local access or must trick a user into running something.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- HighAll data handled by the component can be read.
- Integrity
- HighData or code can be modified at will.
- Availability
- NoneAvailability is not affected.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N. Scored by CNA (hq.dhs.gov).
Official description
Anviz CX7 Firmware is vulnerable because the application embeds reusable certificate/key material, enabling decryption of MQTT traffic and potential interaction with device messaging channels at scale.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Use of Hard-coded Cryptographic Key
The product uses a hard-coded, unchangeable cryptographic key.
How developers prevent this class of flaw
- Prevention schemes mirror that of hard-coded password storage.
More Use of Hard-coded Cryptographic Key vulnerabilities (CWE-321)
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: none, automatable: no, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Third-party and government advisories
- github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-106-03.jsonThird Party Advisory
- cisa.gov/news-events/ics-advisories/icsa-26-106-03US Government Resource
Other references
- anviz.com/contact-us.htmlProduct
Other vulnerabilities in Anviz CX7 Firmware
- 7.5 High severity
- 8.8 High severity
- 9.8 Critical severity
Recent Use of Hard-coded Cryptographic Key vulnerabilities
- 9.1 Critical severity
- 7.5 High severity
- 8.2 High severity
- 7.8 High severity
- 7.5 High severity
- 9.8 Critical severity
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