Is PHP affected by CVE-2026-4781?

Organizations using A flaw should be aware of moderate risk from CVE-2026-4781, a SQL injection vulnerability rated CVSS 5.3. Exploitation could allow attackers to execute code or inject malicious input. Proof-of-concept code is publicly available.

CVE-2026-4781

EUVD-2026-15033 MEDIUM

2026-03-24 VulDB

GHSA-923r-23pf-6337

5.3

CVSS 4.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

Low

User Interaction

None

Scope

Lifecycle Timeline

PoC Detected

Apr 07, 2026 - 18:23 vuln.today

Public exploit code

Analysis Generated

Mar 24, 2026 - 23:31 vuln.today

EUVD ID Assigned

Mar 24, 2026 - 23:31 euvd

EUVD-2026-15033

CVE Published

Mar 24, 2026 - 23:11 nvd

MEDIUM 5.3

Description

A flaw has been found in SourceCodester Sales and Inventory System 1.0. The affected element is an unknown function of the file update_purchase.php of the component HTTP GET Parameter Handler. Executing a manipulation of the argument sid can lead to sql injection. The attack may be performed from remote. The exploit has been published and may be used.

Analysis

SQL injection in SourceCodester Sales and Inventory System 1.0 allows authenticated remote attackers to manipulate the sid parameter in update_purchase.php, enabling unauthorized database queries and potential data exfiltration. Public exploit code exists for this vulnerability, and no patch is currently available.

Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Validate input sanitization for user-controlled parameters.

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: +26

POC: +20

CVE-2026-4781 vulnerability details – vuln.today

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CVE-2026-4781

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CVE-2026-4781

CVSS Vector

Lifecycle Timeline

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Description

Analysis

Remediation

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External POC / Exploit Code