High severity · published Oct 12, 2026
CVE-2026-108798
ZKTeco BioTime hard-coded key
7.3
CVSS
0.3%
EPSS
No
On KEV
Description
A vulnerability was found in ZKTeco BioTime 9.5.6 Build 20260130.3206. This issue affects some unknown processing. The manipulation results in use of hard-coded cryptographic key
. The attack may be launched remotely. Upgrading to version 9.5.6 Build 3623 is capable of addressing this issue. It is suggested to upgrade the affected component.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
BioTime · ZKTeco
9.5.6 Build 20260130.3206 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-108798
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-108798
vdb-entry
https://vuldb.com/vuln/416575
signature
https://vuldb.com/vuln/416575/cti
third-party-advisory
https://vuldb.com/cve/CVE-2026-108798
third-party-advisory
https://vuldb.com/submit/961812
patch
https://www.zkteco.com/en/Security_Bulletinsibs/27
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