CVE-2026-16755: CWE-1393: Use of Default Password in Lenovo Smart Camera C33
Description
CVE-2026-16755 is a medium severity vulnerability in the Lenovo Smart Camera C33, distributed exclusively in the Chinese market. It involves the use of a default password that could allow an unauthorized remote user to disclose sensitive information. The affected versions are all releases prior to 5.2.31.140. There is no information about an available patch or vendor advisory. No known exploits are reported in the wild.
CVSS v4.0
Score 6.0medium
Affected software
Lenovo
Smart Camera C33
Lenovo
Smart Camera C33 Pro
Lenovo
Smart Camera C35
Lenovo
Smart Camera RQ3
Lenovo
Smart Camera XW1
Lenovo
Smart Network PTZ X5T
Lenovo
Smart Network PTZ X5Q
Lenovo
Smart Network PTZ X5E
Lenovo
Smart Camera X6T
Lenovo
Smart Camera X6Q
Lenovo
Smart Camera C5X
Lenovo
Smart Camera X9T
pkg:github/lenovo/smart-camera-c33Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-16755) concerns the Lenovo Smart Camera C33 and is classified under CWE-1393 (Use of Default Password). It allows an unauthorized remote attacker to potentially disclose sensitive information due to the device using a default password. The affected versions include all versions prior to 5.2.31.140. The CVSS 4.0 base score is 6.0, indicating medium severity, with attack vector being adjacent network, low attack complexity, no privileges required, no user interaction, and high impact on confidentiality. No information about patches or fixes is provided.
Potential Impact
An unauthorized remote user could exploit the default password to gain access and disclose sensitive information from the Lenovo Smart Camera C33. The impact is limited to confidentiality and does not affect integrity or availability. The attack requires access from an adjacent network and does not require privileges or user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor Lenovo's advisories for updates. Until a fix is available, restricting network access to the device and changing default credentials if possible are prudent measures.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- lenovo
- Date Reserved
- 2026-07-23T13:06:49.749Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ad162ef2cdf04f65666a2dc
Added to database: 10/15/2026, 23:34:07 UTC
Last enriched: 10/15/2026, 23:48:32 UTC
Last updated: 10/15/2026, 23:49:03 UTC
Views: 4
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