CVE-2023-6066Public exploitNetwork attack vector

Subscriber-level menu alteration via unchecked AJAX callbacks

Published Jan 15, 2024 · Updated Jan 9, 2026

Missing authorization in WP Custom Widget area 1.2.5 and earlier allows remote authenticated users to alter WordPress menus via AJAX. The add_menu and delete_menu AJAX callbacks accept attacker-controlled menu identifiers and names without enforcing capability or nonce checks. Subscriber-level access is sufficient to create, rename, or delete site menu items, affecting page navigation and content integrity.

CVSS severity4.3
Medium
EPSS probability0.39%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authorization in WP Custom Widget area 1.2.5 and earlier allows remote authenticated users to alter WordPress menus via AJAX. The add_menu and delete_menu AJAX callbacks accept attacker-controlled menu identifiers and names without enforcing capability or nonce checks. Subscriber-level access is sufficient to create, rename, or delete site menu items, affecting page navigation and content integrity.

The record

CVE
CVE-2023-6066
Published
Jan 15, 2024
Updated
Jan 9, 2026
Vendor
Kishor Khambu
Product
WP Custom Widget area
Classifications
CWE-862, T1491.002
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 15, 2024CVE publishedPublication date reported by the CVE source.
  2. Jan 9, 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 <=1.2.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Kishor Khambu · WP Custom Widget areaversion=0 <=1.2.5

Published CVSS scores

4.3CISACVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
4.3WordfenceCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

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 exploitPublished

Weakness, pattern, technique

CWE-862Missing Authorization
T1491.002External Defacement

Public exploit references

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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