CVE-2023-40211Known exploitationNetwork attack vector

Unauthenticated data exposure via unprotected REST endpoints

Published Nov 30, 2023 · Updated Apr 28, 2026

Information disclosure in PickPlugins Post Grid and Gutenberg Blocks 2.2.50 and earlier allows remote attackers to read sensitive data. Multiple REST API endpoints omit capability checks and return protected information to unauthenticated requests. No account or user interaction is required, and the published sources do not identify the specific data fields exposed.

CVSS severity7.5
High
EPSS probability2.16%
Next 30 days · Sep 16, 2026
Known exploitationReported
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in PickPlugins Post Grid and Gutenberg Blocks 2.2.50 and earlier allows remote attackers to read sensitive data. Multiple REST API endpoints omit capability checks and return protected information to unauthenticated requests. No account or user interaction is required, and the published sources do not identify the specific data fields exposed.

The record

CVE
CVE-2023-40211
Published
Nov 30, 2023
Updated
Apr 28, 2026
Vendor
PickPlugins
Product
Post Grid and Gutenberg Blocks
Classifications
CWE-200, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 30, 2023CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 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=n/a <=2.2.50 changes=[{"at":"2.2.51","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

PickPlugins · Post Grid and Gutenberg Blocksversion=n/a <=2.2.50 changes=[{"at":"2.2.51","status":"unaffected"}]

Published CVSS scores

7.5PatchstackCVSS:3.1/AV:N/AC:L/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 exploitationReported
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.

Reported exploitation

Technologies

Your stack

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Your stack

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