CVE-2023-6751Network attack vector

Unauthenticated maintenance-mode changes via missing capability check

Published Jan 11, 2024 · Updated Apr 8, 2026

Missing authorization in Hostinger Tools 1.9.7 and earlier allows remote attackers to enable or disable WordPress maintenance mode. The publish_website function updates the plugin's maintenance setting without checking the caller's WordPress capabilities. No authentication or user interaction is required, allowing public requests to interrupt normal site availability or restore it prematurely.

CVSS severity6.5
Medium
EPSS probability0.45%
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 Hostinger Tools 1.9.7 and earlier allows remote attackers to enable or disable WordPress maintenance mode. The publish_website function updates the plugin's maintenance setting without checking the caller's WordPress capabilities. No authentication or user interaction is required, allowing public requests to interrupt normal site availability or restore it prematurely.

The record

CVE
CVE-2023-6751
Published
Jan 11, 2024
Updated
Apr 8, 2026
Vendor
Hostinger
Product
Hostinger Tools
Classifications
CWE-862, T1499
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 11, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 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 <=1.9.7

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Hostinger · Hostinger Toolsversion=0 <=1.9.7

Published CVSS scores

7.3WordfenceCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
6.5NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-862Missing Authorization
T1499Endpoint Denial of Service

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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