CVE-2023-0385Network attack vector

Log deletion via missing nonce validation

Published Jan 18, 2023 · Updated Apr 8, 2026

Cross-site request forgery in Kunal Nagar Custom 404 Pro 3.7.1 and earlier allows remote attackers to delete stored 404 logs. The custom_404_pro_admin_init function accepts a log-deletion request without correctly validating its WordPress nonce. Exploitation requires an administrator with an active session to follow a crafted link, after which recorded broken-URL evidence is erased.

CVSS severity4.3
Medium
EPSS probability0.32%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site request forgery in Kunal Nagar Custom 404 Pro 3.7.1 and earlier allows remote attackers to delete stored 404 logs. The custom_404_pro_admin_init function accepts a log-deletion request without correctly validating its WordPress nonce. Exploitation requires an administrator with an active session to follow a crafted link, after which recorded broken-URL evidence is erased.

The record

CVE
CVE-2023-0385
Published
Jan 18, 2023
Updated
Apr 8, 2026
Vendor
Kunal Nagar
Product
Custom 404 Pro
Classifications
CWE-352, T1070
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 18, 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 <=3.7.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Kunal Nagar · Custom 404 Proversion=0 <=3.7.1

Published CVSS scores

4.3WordfenceCVSS:3.1/AV:N/AC:L/PR:N/UI:R/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.

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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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-352Cross-Site Request Forgery (CSRF)
T1070Indicator Removal

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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