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Resido Theme EUVDEUVD-2026-62388

| CVE-2026-73387 HIGH
PHP Remote File Inclusion (CWE-98)
2026-08-19 Patchstack GHSA-x5pv-fgcv-gwjj
8.1
CVSS 3.1 · Vendor: Patchstack
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Severity by source

Vendor (Patchstack) PRIMARY
8.1 HIGH
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
vuln.today AI
8.1 HIGH

Network-accessible unauthenticated LFI; AC:H retained as chained code execution requires specific server conditions; full impact only realized via exploitation chain.

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

Primary rating from Vendor (Patchstack).

CVSS VectorVendor: Patchstack

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Aug 19, 2026 - 13:23 vuln.today
CVE Published
Aug 19, 2026 - 12:38 cve.org
HIGH 8.1

DescriptionCVE.org

Unauthenticated Local File Inclusion in Resido <= 1.5 versions.

AnalysisAI

Local File Inclusion in the Resido WordPress theme (versions 1.5 and below) allows unauthenticated remote attackers to include arbitrary files server-side via unsanitized PHP include/require logic. The CVSS 3.1 score of 8.1 with full Confidentiality, Integrity, and Availability impact reflects the potential for sensitive file disclosure, server-side code execution via log poisoning or similar LFI chaining techniques, and service disruption - though the High Attack Complexity metric signals that reliable exploitation requires specific preconditions. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
technique details hidden
Delivery
technique details hidden
Exploit
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Execution
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Impact
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Vulnerability AssessmentAI

Exploitation No authentication is required - exploitation is unauthenticated (PR:N per CVSS vector). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 vector (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H) yields a score of 8.1, indicating a high-severity, network-exploitable, unauthenticated flaw with full impact potential. … 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 The primary remediation is to update the Resido theme to a version newer than 1.5 once a patched release is made available by Smartdatasoft. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Conduct asset inventory to identify all WordPress installations using Resido theme version 1.5 or below, including which servers are internet-facing. …

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EUVD-2026-62388 vulnerability details – vuln.today

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