CVE-2018-25339

HighPublic PoC

Published: 17 May 2026

Published

17 May 2026

Modified

18 May 2026

KEV Added

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Patch

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CVSS Score 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

EPSS Score 0.0006 20.2th percentile

Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2018-25339 is a high-severity SQL Injection (CWE-89) vulnerability in Bylancer (inferred from references). Its CVSS base score is 8.2 (High).

Operationally, ranked at the 20.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing

addresses: CWE-89

Penetration testing uses SQL injection payloads against database interfaces, identifying and supporting fixes for SQL injection weaknesses.

SI-10 Information Input Validation

addresses: CWE-89

Validates query inputs to prevent SQL syntax or command manipulation.

NVD 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.

Deeper analysisAI

Automated synthesis unavailable for this CVE.