Input Validation Flaw in JS Help Desk Plugin for WordPress
CVE-2026-14929

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Js Help Desk
Vendor
CVE Published:
31 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-14929?

The JS Help Desk WordPress plugin prior to version 3.1.4 contains an input validation flaw that allows any authenticated user, including Subscribers, to overwrite the content of support-ticket replies. This issue arises because the plugin fails to verify the ownership of the targeted reply before allowing updates, posing a risk of unauthorized modifications and potentially compromising the integrity of support interactions on affected WordPress sites.

Affected Version(s)

JS Help Desk 0 < 3.1.4

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-2026-14929 - Proof of Concept

References

https://wpscan.com/vulnerability/2d786e43-6dbc-4d63-844e-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Yaswanth Reddy Sunkara
WPScan
.