CVE-2022-0214Public exploitNetwork attack vector

Unauthenticated service interruption via oversized popup data

Published Feb 14, 2022 · Updated Aug 2, 2024

Improper input validation in Muneeb Popup | Custom Popup Builder before 1.3.1 allows remote attackers to interrupt a WordPress site. The popup form accepts an unauthenticated theme_id value without a length limit and stores it for automatic loading on every page view. An administrator-created popup must exist; submitting oversized data can exhaust resources whenever pages render.

CVSS severity7.5
High
EPSS probability1.59%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in Muneeb Popup | Custom Popup Builder before 1.3.1 allows remote attackers to interrupt a WordPress site. The popup form accepts an unauthenticated theme_id value without a length limit and stores it for automatic loading on every page view. An administrator-created popup must exist; submitting oversized data can exhaust resources whenever pages render.

The record

CVE
CVE-2022-0214
Published
Feb 14, 2022
Updated
Aug 2, 2024
Vendor
Muneeb
Product
Popup | Custom Popup Builder
Classifications
CWE-1284, T1499.004
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 14, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record 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 <1.3.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Muneeb · Popup | Custom Popup Builderversion=0 <1.3.1

Published CVSS scores

5.0NISTAV:N/AC:L/Au:N/C:N/I:N/A:P
7.5NISTCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-1284Improper Validation of Specified Quantity in Input
T1499.004Application or System Exploitation

Public exploit references

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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