How to fix EUVD-2026-20823?

Within 24 hours: Inventory all systems running Simple IT Discussion Forum 1.0 and take affected instances offline or restrict network access to trusted networks only. Within 7 days: Contact the vendor for a patched version or migration path; evaluate alternative forum platforms. Within 30 days: Complete migration to a patched version or replacement software, or implement Web Application Firewall rules to block SQL injection patterns targeting /pages/content.php post_id parameters as a temporary measure only.

Is PHP affected by EUVD-2026-20823?

Simple IT Discussion Forum 1.0 contains an unauthenticated SQL injection vulnerability in the content display function that allows attackers to directly access, modify, or delete database records without credentials.

EUVD-2026-20823

| CVE-2026-5829 MEDIUM

2026-04-09 VulDB

GHSA-3prq-xfq8-cj9j

6.9

CVSS 4.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

PoC Detected

Apr 09, 2026 - 02:16 vuln.today

Public exploit code

Analysis Generated

Apr 09, 2026 - 01:30 vuln.today

EUVD ID Assigned

Apr 09, 2026 - 01:30 euvd

EUVD-2026-20823

CVE Published

Apr 09, 2026 - 01:15 nvd

MEDIUM 6.9

Description

A vulnerability was determined in code-projects Simple IT Discussion Forum 1.0. The impacted element is an unknown function of the file /pages/content.php. This manipulation of the argument post_id causes sql injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

Analysis

SQL injection in code-projects Simple IT Discussion Forum 1.0 allows unauthenticated remote attackers to extract, modify, or delete database records via the post_id parameter in /pages/content.php. Publicly available exploit code exists. …

Remediation

Within 24 hours: Inventory all systems running Simple IT Discussion Forum 1.0 and take affected instances offline or restrict network access to trusted networks only. Within 7 days: Contact the vendor for a patched version or migration path; evaluate alternative forum platforms. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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Get intelligence summaries, risk assessment, exploit details, threat intel, and remediation guidance.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.0

CVSS: +34

POC: +20

EUVD-2026-20823 vulnerability details – vuln.today

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EUVD-2026-20823

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EUVD-2026-20823

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External POC / Exploit Code