SQL Injection Vulnerability in JiZhiCMS Product by JiZhi
CVE-2026-6978

5.1MEDIUM

Key Information:

Vendor

JiZhi

Status
Jizhicms
Vendor
CVE Published:
25 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-6978?

A vulnerability has been identified in JiZhiCMS versions up to 2.5.6, affecting the htmlspecialchars_decode function located in /index.php/admins/Sys/addcache.html. This flaw allows an attacker to manipulate the sqls argument, leading to SQL injection attacks that can be executed remotely. The exploit is publicly available and poses severe security risks, as the vendor has not addressed the issue following disclosure attempts.

Affected Version(s)

JiZhiCMS 2.5.0

JiZhiCMS 2.5.1

JiZhiCMS 2.5.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-6978 - Proof of Concept

References

https://vuldb.com/vuln/359521
vdb-entrytechnical-description
https://vuldb.com/vuln/359521/cti
signaturepermissions-required
https://vuldb.com/submit/795348
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

qingyunsec (VulDB User)
VulDB CNA Team
.