CVE-2016-20027 json
ZKTeco ZKBioSecurity 3.0 Multiple Reflected XSS Vulnerabilities
published 2026-03-15 7 mo ago modified 2026-07-28 3 mo ago also EUVD-2016-10809
- cvss
- 6.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 17%
- public exploits
- 0
- none known
Summary
ZKTeco ZKBioSecurity 3.0 contains multiple reflected cross-site scripting vulnerabilities that allow attackers to execute arbitrary HTML and script code by injecting malicious payloads through unsanitized parameters in multiple scripts. Attackers can craft malicious URLs with XSS payloads in vulnerable parameters to execute scripts in a user's browser session within the context of the affected application.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 7 mo ago
Exploit prediction
0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- packetstormsecurity.com https://packetstormsecurity.com/files/138568 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N |
| CNA | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| CNA | 4.0 | 5.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- ZKTeco Inc. ZKTeco ZKBioSecurity
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
packetstormsecurity.com
/files/138568
exploit
-
zeroscience.mk
/en/vulnerabilities/ZSL-2016-5363.php
third-party-advisory
-
cxsecurity.com
/issue/WLB-2016080267
third-party-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/116476
vdb-entry
-
vulncheck.com
/advisories/zkteco-zkbiosecurity-multiple-reflected-xss-vulnerabilities
third-party-advisory
Sources
- CVE List CVE-2016-20027
- NVD CVE-2016-20027
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.