CVE-2023-22677Network attack vector

Subscriber-level remote code execution

Published Dec 29, 2023 · Updated Apr 28, 2026

Code injection in BinaryStash WP Booklet 2.1.8 and earlier allows remote authenticated users to execute code via network requests. Patchstack has not disclosed the affected function, input, or code-generation operation that mishandles that input. Subscriber access is required, and successful exploitation grants control of the WordPress website through arbitrary command execution.

CVSS severity8.8
High
EPSS probability0.74%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Code injection in BinaryStash WP Booklet 2.1.8 and earlier allows remote authenticated users to execute code via network requests. Patchstack has not disclosed the affected function, input, or code-generation operation that mishandles that input. Subscriber access is required, and successful exploitation grants control of the WordPress website through arbitrary command execution.

The record

CVE
CVE-2023-22677
Published
Dec 29, 2023
Updated
Apr 28, 2026
Vendor
BinaryStash
Product
WP Booklet
Classifications
CWE-94, T1059
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 29, 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 <=2.1.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

BinaryStash · WP Bookletversion=n/a <=2.1.8

Published CVSS scores

8.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.5PatchstackCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-94Improper Control of Generation of Code ('Code Injection')
T1059Command and Scripting Interpreter

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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