CVE-2026-91023Network attack vectorHinoki check available

Cross-user listing metadata overwrite via missing ownership check

Published Oct 2, 2026 · Updated Oct 2, 2026

Motors - Car Dealership & Classified Listings Plugin before 1.4.124 allows remote authenticated users to overwrite other users' listing metadata. Its stm_make_featured action processes a supplied listing without verifying that the requesting user owns it, allowing changes that include product prices. Exploitation requires subscriber-level access, active WooCommerce, and the non-default paid featured-listing option.

CVSS severityUnavailable
Unscored
EPSS probability0.13%
Next 30 days · Oct 19, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkAvailable
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Summary

What happened

Motors - Car Dealership & Classified Listings Plugin before 1.4.124 allows remote authenticated users to overwrite other users' listing metadata. Its stm_make_featured action processes a supplied listing without verifying that the requesting user owns it, allowing changes that include product prices. Exploitation requires subscriber-level access, active WooCommerce, and the non-default paid featured-listing option.

The record

CVE
CVE-2026-91023
Published
Oct 2, 2026
Updated
Oct 2, 2026
Vendor
StylemixThemes
Product
Motors - Car Dealership & Classified Listings Plugin
Classifications
T1565.001
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

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

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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

  1. Affected versionversion=0 <1.4.124

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

StylemixThemes · Motors - Car Dealership & Classified Listings Pluginversion=0 <1.4.124

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.

Activity data is delayed. The latest report is Sep 28, 2026.

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

No observations available

Sep 22, 2026Sep 28, 2026
Latest reporting daySep 28, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1565.001Stored Data Manipulation

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

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Your stack

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