CVE-2026-13170Network attack vector

Authenticated PHP execution via unvalidated template path

Published Aug 10, 2026 · Updated Aug 10, 2026

Local file inclusion in ThemeWinter Eventin before 4.1.20 allows remote authenticated users to execute local PHP files through speaker_template. The plugin fails to validate the speaker_template path before using it in a local file inclusion operation, causing the referenced PHP file to execute. Editor-level access or higher is required, and execution is limited to local PHP files available to the WordPress process.

CVSS severityUnavailable
Unscored
EPSS probability0.39%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Local file inclusion in ThemeWinter Eventin before 4.1.20 allows remote authenticated users to execute local PHP files through speaker_template. The plugin fails to validate the speaker_template path before using it in a local file inclusion operation, causing the referenced PHP file to execute. Editor-level access or higher is required, and execution is limited to local PHP files available to the WordPress process.

The record

CVE
CVE-2026-13170
Published
Aug 10, 2026
Updated
Aug 10, 2026
Vendor
ThemeWinter
Product
Eventin
Classifications
CWE-22, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 10, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 10, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <4.1.20

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

ThemeWinter · Eventinversion=0 <4.1.20

Published CVSS scores

No CVSS assessment is available in this record.

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo