Vulnerability · Published Oct 12, 2026 · Assigned by VulDB

CVE-2026-108797ZKTeco BioTime Employee REST API employees authorization

Medium 4.3

In plain English

A medium-severity authorization bypass via user-controlled key in BioTime from ZKTeco. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.3%top 80.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in ZKTeco BioTime 9.5.6 Build 20260130.3206. This vulnerability affects unknown code of the file /personnel/api/employees/ of the component Employee REST API. The manipulation leads to authorization bypass. The attack may be initiated remotely. Upgrading to version 9.5.6 Build 3623 is able to resolve this issue. The affected component should be upgraded.

Affected products (as reported)

Vendor	Product	Versions
ZKTeco	BioTime	9.5.6 Build 20260130.3206

Weakness: CWE-639, CWE-285 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C

References

VDB-416574 | ZKTeco BioTime Employee REST API employees authorization vdb-entry
VDB-416574 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-108797 | CVE Analysis and Report third-party-advisory
Submit #961748 | ZKTeco BioTime 9.5.6 Build 20260130.3206 Information Disclosure / Insecure Direct Object Reference third-party-advisory
https://www.zkteco.com/en/Security_Bulletinsibs/27 patch