CVE-2026-9278Public exploitNetwork attack vector

Editor-level stored XSS via evaluated form type

Published Jun 15, 2026 · Updated Jun 15, 2026

Stored XSS in CodePeople Form Builder CP before 1.2.47 allows remote authenticated users to run script in visitors' browsers. The form_structure setting stores an unsanitized ftype value and concatenates it into eval("new "+ftype+"()") when the form renders. Editor-level access is required, and a visitor must load a page containing the affected form; the script then runs in that visitor's WordPress origin.

CVSS severity5.4
Medium
EPSS probability0.16%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in CodePeople Form Builder CP before 1.2.47 allows remote authenticated users to run script in visitors' browsers. The form_structure setting stores an unsanitized ftype value and concatenates it into eval("new "+ftype+"()") when the form renders. Editor-level access is required, and a visitor must load a page containing the affected form; the script then runs in that visitor's WordPress origin.

The record

CVE
CVE-2026-9278
Published
Jun 15, 2026
Updated
Jun 15, 2026
Vendor
CodePeople
Product
Form Builder CP
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 15, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 15, 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 <1.2.47

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

CodePeople · Form Builder CPversion=0 <1.2.47

Published CVSS scores

5.4CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

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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