HOMEVULNERABILITIESCVE-2026-30568
MEDIUM

CVE-2026-30568

Published: March 27, 2026· Updated: Mar 30, 2026

4.8
CVSS v3.1
EPSS:0.03%probability of exploitation in 30 daysPercentile:9.4th

Official Description

A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and 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.

NVD Source

Technical Analysis

CVE-2026-30568 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.High
User InteractionRequired
ScopeChanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected Vendors & Products

ahsanriaz26gmailcom1 product
inventory system
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-ViewPurchase-limit.md
ADVISORYhttps://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-ViewPurchase-limit.md

All References (2)

→
https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-ViewPurchase-limit.mdExploit · Third Party Advisory
→
https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-ViewPurchase-limit.mdExploit · Third Party Advisory

Quick Facts

CVE IDCVE-2026-30568
CVSS Score4.8 / 10
SeverityMEDIUM
CISA KEVNo
EPSS (30d)0.03%
Affected1 vendor
PublishedMar 27, 2026

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-30568 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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