Which versions of PHP are affected by EUVD-2026-21224?

Simple IT Discussion Forum 1.0 contains an unauthenticated SQL injection vulnerability in the /crud.php endpoint that allows attackers to extract, modify, or delete database content without…

Is there a public PoC exploit available for EUVD-2026-21224?

Yes, a public proof-of-concept exploit is available for EUVD-2026-21224. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate EUVD-2026-21224?

Within 24 hours: Identify all instances of Simple IT Discussion Forum 1.0 in production and take affected systems offline or restrict network access to /crud.php via firewall rules. Within 7 days: Contact the vendor for patch timeline and evaluate alternative forum solutions for migration. Within 30 days: Migrate to a patched version or replacement software; if migration is not feasible, implement Web Application Firewall (WAF) rules to block SQL injection patterns on the /crud.php endpoint and enforce strict input validation.

PHP EUVD-2026-21224

Q: What is the CVSS score of EUVD-2026-21224?

EUVD-2026-21224 has a CVSS 4.0 base score of 5.5 (Medium). CVSS vector: 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. EPSS exploitation probability: 0.0%.

| CVE-2026-5985 MEDIUM

SQL Injection (CWE-89)

2026-04-09 VulDB

GHSA-374q-fqxh-29v6

SQLi PHP

5.5

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

CVSS changed

Apr 29, 2026 - 01:11 NVD

6.9 (MEDIUM) 5.5 (MEDIUM)

PoC Detected

Apr 09, 2026 - 23:17 vuln.today

Public exploit code

EUVD ID Assigned

Apr 09, 2026 - 22:31 euvd

EUVD-2026-21224

Analysis Generated

Apr 09, 2026 - 22:31 vuln.today

CVE Published

Apr 09, 2026 - 22:15 nvd

MEDIUM 6.9

DescriptionCVE.org

A security flaw has been discovered in code-projects Simple IT Discussion Forum 1.0. The affected element is an unknown function of the file /crud.php. The manipulation of the argument user_Id results in sql injection. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks.

AnalysisAI

SQL injection in code-projects Simple IT Discussion Forum 1.0 via /crud.php allows unauthenticated remote attackers to extract, modify, or delete database content through the user_Id parameter. The vulnerability permits unauthorized data access and integrity compromise with publicly available exploit code. …

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Risk assessment & exploitation conditions
Attack chain visualization
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Vulnerability AssessmentAI

Risk Assessment	Unauthenticated remote SQL injection in /crud.php via user_Id parameter poses significant risk to data confidentiality, integrity, and availability. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	Attacker crafts malicious SQL payload in user_Id parameter to /crud.php and submits HTTP request. Unsanitized input execution returns database contents or enables INSERT/UPDATE/DELETE operations, bypassing authentication entirely. …
Remediation	No vendor-released patch identified at time of analysis. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify all instances of Simple IT Discussion Forum 1.0 in production and take affected systems offline or restrict network access to /crud.php via firewall rules. …

Threat intelligence, references, and detailed analysis are available after sign-in.

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EUVD-2026-21224 vulnerability details – vuln.today

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PHP EUVD-2026-21224

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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Vulnerability AssessmentAI

Recommended ActionAI

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External POC / Exploit Code