Cyber Resilience

CVE-2023-50839

Critical

Published: 28 December 2023

Published
28 December 2023
Modified
28 April 2026
KEV Added
Patch
CVSS Score v3.1 9.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
EPSS Score 0.1633 95.0th percentile
Risk Priority 28 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-50839 is a critical-severity SQL Injection (CWE-89) vulnerability in Wiselyhub Js Help Desk. Its CVSS base score is 9.3 (Critical).

Operationally, ranked in the top 5.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2023-50839 is an unauthenticated SQL injection vulnerability, tracked as CWE-89, that affects the JS Help Desk – Best Help Desk & Support Plugin for WordPress. The flaw stems from improper neutralization of special elements in SQL commands and impacts all versions through 2.8.1.

An attacker with no credentials can send crafted requests over the network to extract sensitive data or disrupt service, resulting in a CVSS 9.3 score that reflects high confidentiality impact, limited availability impact, and scope change.

Advisories published on Patchstack document the issue and point administrators to updated plugin releases that remediate the injection flaw.

EPSS for the CVE rose from lower values to a peak of 0.2831 before receding to the current 0.1633, indicating measurable post-disclosure exploitation interest that warrants attention from defenders.

EU & UK References

Vulnerability details

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in JS Help Desk JS Help Desk – Best Help Desk & Support Plugin.This issue affects JS Help Desk – Best Help Desk & Support Plugin: from…

more

n/a through 2.8.1.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

wiselyhub
js help desk
≤ 2.8.1

Mitigating Controls

Likely Mitigating Controls AI

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.

addresses: CWE-89

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

addresses: CWE-89

Validates query inputs to prevent SQL syntax or command manipulation.

References