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CVE-2022-4984

ZenTao Biz < 6.5, Max < 3.0, & Open Source Edition 16.5/16.5beta1 SQL Injection via user-login.html

HIGH
8.7
CVSS Score
Published: November 13, 2025 at 07:37 PM UTC
Updated: October 23, 2026 at 11:10 PM UTC
4 products affected across 2 vendorsBizZenTao MaxZenTao Biz

Using ZenTao Biz by Qingdao Esoft Tianchuang Network Technology Co., Ltd.?

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Severity
HIGH8.7
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

ZenTao Biz < 6.5, ZenTao Max < 3.0, ZenTao Open Source Edition < 16.5, and ZenTao Open Source Edition < 16.5.beta1 contain an SQL injection vulnerability in the login functionality. The application does not properly validate the account parameter on /zentao/user-login.html before using it in a database query. A remote unauthenticated attacker can exploit this issue to execute crafted SQL expressions and retrieve sensitive information from the backend database, including user and application data. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-07 UTC.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Biz· Zentao
95%
v < 6.5
Affected range stops below 6.5, so it looks safe — our inference, not a vendor statement
Zentao· Qingdao Esoft Tianchuang Network
90%
0 ≤ v < 16.50 ≤ v < 16.5.beta10
Affected range stops below 16.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 16.5.beta1, so it looks safe — our inference, not a vendor statement
ZenTao Biz· Qingdao Esoft Tianchuang Network
90%
0 ≤ v < 6.50
Affected range stops below 6.5, so it looks safe — our inference, not a vendor statement
ZenTao Max· Qingdao Esoft Tianchuang Network
90%
0 ≤ v < 3.00
Affected range stops below 3.0, so it looks safe — our inference, not a vendor statement

References (6)

US Government ResourceVDB Entry
Source: cverecord
https://www.cnvd.org.cn/flaw/show/CNVD-2022-42853
Patch
Source: cverecord
https://www.zentao.pm/download/zentao-community-edition-release-65-1171.html
Patch
Source: cverecord
https://www.zentao.pm/download/zentao-community-edition-release-30-1172.html
Patch
Source: cverecord
https://www.zentao.pm/download/zentao-community-edition-release-165-1170.html
Patch
Source: cverecord
https://www.zentao.pm/download/zentao-community-edition-release-1651-1143.html
Third Party Advisory
Source: cverecord
https://www.vulncheck.com/advisories/zentao-biz-max-and-open-source-edition-sqli-via-user-login

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.7HIGHVulnCheck
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-89

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