Critical severity · published May 20, 2026
CVE-2026-8598
Unauthenticated Export Service in ZKTeco CCTV Cameras
9.1
CVSS
0.5%
EPSS
No
On KEV
Description
An undocumented configuration export port is accessible on some models
of ZKTeco CCTV cameras. This port does not require authentication and
exposes critical information about the camera such as open services and
camera account credentials.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SS
SSC335-GC2063-Face-0b77 Solution Camera · ZKTeco
before V5.0.1.2.20260421 · source: vendor
In the news
VulnerabilityCritical
ZKTeco CCTV Cameras
View CSAF
Summary
Successful exploitation of this vulnerability could result in information disclosure, including capture of camera account credentials.
The following versions of ZKTeco CCTV Cameras are affected:
SSC335-GC2063-Face-0b77 Solution
CVSS
Vendor
Equipment
Vulnerabilities
v3 9.1
ZKTeco
ZKTeco CCTV Cameras
Authentication Bypass Using an Alternate Path or Channel
Background
Critical Infrastructure Sectors: Commercial Facilities
Countries/Areas Deployed: Worldwide
Company Headquarters Location: China
Vulnerabilities
Expand All +
CVE-2026-8598
An undocumented configuration export port is accessible on some models of ZKTeco CCTV cameras. This port does not require authentication and exposes critical information about the camera such as open services and camera account credentials.
View CVE Details
Affected Products
ZKTeco CCTV Cameras
Vendor: ZKTeco
Product Version: ZKTeco SSC335-GC2063-Face-0b77 Solution: <V5.0.1.2.20260421
Product Status: known_affected
Remediations
Mitigation ZKTeco has patched this vulnerability in firmware version V5.0.1.2.20260421. ZKTeco recommends that users upgrade to firmware version V5.0.1.2.20260421 or later at their earliest opportunity.
Mitigation Please see the security advisory from ZKTeco here: https://www.zkteco.com/en/announcement/23 for further information. https://www.zkteco.com/en/announcement/23 ...
May 19, 2026·CISA Advisories
Affected product
SS
SSC335-GC2063-Face-0b77 Solution Camera
ZKTeco
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-8598
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-8598
github.com
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-139-04.json
www.cisa.gov
https://www.cisa.gov/news-events/ics-advisories/icsa-26-139-04
www.zkteco.com
https://www.zkteco.com/en/announcement/23
