CVE-2018-25339

HIGH

Zechat 1.5 SQL Injection via v parameter (time-based blind)

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2018-25339. PoCs published by L0RD.

AI-analyzed exploit summary The exploit demonstrates SQL injection (Union-based and time-based blind) and CSRF vulnerabilities in Zechat 1.5. It includes functional payloads for SQLi via the 'hashtag' and 'v' parameters, and a CSRF exploit that bypasses anti-CSRF protection using a reflected XSS in the 'hashtag' parameter.

Description

Zechat 1.5 contains a SQL injection vulnerability in the v parameter that allows unauthenticated attackers to extract database information using time-based blind techniques. Attackers can exploit the v parameter with sleep-based blind injection to confirm vulnerability and extract data.

Exploits (1)

exploitdb WORKING POC
by L0RD · textwebappsphp
https://www.exploit-db.com/exploits/44685

The exploit demonstrates SQL injection (Union-based and time-based blind) and CSRF vulnerabilities in Zechat 1.5. It includes functional payloads for SQLi via the 'hashtag' and 'v' parameters, and a CSRF exploit that bypasses anti-CSRF protection using a reflected XSS in the 'hashtag' parameter.

Classification
Working Poc 95%
Attack Type
Sqli | Xss | Csrf
Complexity
Moderate
Reliability
Reliable
Target: Zechat 1.5
No auth needed
Prerequisites: Access to the target application · User interaction for CSRF exploit
devstral-2 · analyzed May 17, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit exploit
ExploitDB-44685
https://www.exploit-db.com/exploits/44685
Product product
Official Product Homepage
https://bylancer.com
Third Party Advisory third-party-advisory
VulnCheck Advisory: Zechat 1.5 SQL Injection via v parameter (time-based blind)
https://www.vulncheck.com/advisories/zechat-sql-injection-via-v-parameter-time-based-blind

Scores

CVSS v3 8.2
EPSS 0.0027
EPSS Percentile 18.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-89
Status published
Products (1)
Bylancer/Zechat 1.5
Published May 17, 2026
Tracked Since May 17, 2026