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Design Scuole Italia EUVDEUVD-2026-78666

| CVE-2026-87793 MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2026-09-15 ENISA GHSA-m59h-9rxw-9jx5
5.1
CVSS 4.0 · Vendor: ENISA
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Severity by source

Vendor (ENISA) PRIMARY
5.1 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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
vuln.today AI
6.1 MEDIUM

Reflected XSS needs only a victim click, so UI:R and PR:N; script runs in site origin, warranting scope change.

3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (ENISA).

CVSS VectorVendor: ENISA

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
A
Scope
X

Lifecycle Timeline

2
Analysis Generated
Sep 15, 2026 - 16:08 vuln.today
CVE Published
Sep 15, 2026 - 15:21 cve.org
MEDIUM 5.1

DescriptionCVE.org

The "Design Scuole Italia" WordPress theme is affected by a Reflected XSS vulnerability in the filters-scheda-didattica.php file, allowing an unauthenticated attacker to execute arbitrary JavaScript in a victim's browser via a crafted URL containing a malicious archive parameter.

AnalysisAI

A reflected cross-site scripting (XSS) flaw in the Italian government school WordPress theme "Design Scuole Italia" lets an unauthenticated attacker run arbitrary JavaScript in a victim's browser by luring them to a crafted URL whose archive parameter is echoed unsanitized by filters-scheda-didattica.php. All versions from 1.0 through 2.18.2 are reported affected by ENISA/EUVD. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Recon
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Exploit
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Install
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C2
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Execute
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Impact
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Vulnerability AssessmentAI

Exploitation Exploitation requires that the Design Scuole Italia theme (design-scuole-wordpress-theme 1.0 through 2.18.2) be installed and active on a WordPress site, that filters-scheda-didattica.php be reachable over HTTP(S), and that a victim follow an attacker-supplied URL containing a malicious archive parameter. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The supplied CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N) scores 5.1 - moderate - and is internally consistent: exploitation is remote and trivial to automate, requires no privileges, but needs victim interaction (UI:A) and yields only low confidentiality/integrity impact confined to the vulnerable system (SC/SI/SA:N). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation No vendor-released patch was identified at time of analysis: the EUVD affected range stops at 2.18.2, which implies a fix may exist in a later release, but no fixed version is confirmed in the supplied references and the ACN advisory URL should be consulted before making upgrade decisions. … Detailed patch versions, workarounds, and compensating controls in full report.

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EUVD-2026-78666 vulnerability details – vuln.today

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