CVE-2023-3132Network attack vector

Database disclosure via unprotected retained backup files

Published Jun 27, 2023 · Updated Apr 8, 2026

Sensitive information exposure in MainWP Child 4.4.1.1 and earlier allows remote attackers to read WordPress backup files. The web-addressable uploads backup directory lacked a deny-access file, leaving retained archives directly downloadable. Exposure requires a backup operation and failed archive deletion; an accessible archive can disclose the complete site database.

CVSS severity5.9
Medium
EPSS probability0.66%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Sensitive information exposure in MainWP Child 4.4.1.1 and earlier allows remote attackers to read WordPress backup files. The web-addressable uploads backup directory lacked a deny-access file, leaving retained archives directly downloadable. Exposure requires a backup operation and failed archive deletion; an accessible archive can disclose the complete site database.

The record

CVE
CVE-2023-3132
Published
Jun 27, 2023
Updated
Apr 8, 2026
Vendor
MainWP
Product
MainWP Child
Classifications
CWE-200, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 27, 2023CVE 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 <=4.4.1.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

MainWP · MainWP Childversion=0 <=4.4.1.1

Published CVSS scores

7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
5.9WordfenceCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/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 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-200Exposure of Sensitive Information to an Unauthorized Actor
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

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Your stack

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