CVE-2026-16068Public exploitNetwork attack vector

Author-level stored XSS via unsanitized global assets

Published Aug 4, 2026 · Updated Aug 4, 2026

Stored XSS in ThemeFuse Brizy - Page Builder before 2.8.19 allows remote authenticated users to execute JavaScript in visitors' browsers. brizy_set_project lets Author-level users overwrite the global project with compiled code assets that are emitted unescaped in page headers. Exploitation requires an Author account, a published Brizy page, and multisite or DISALLOW_UNFILTERED_HTML; every visitor, including administrators, executes the payload.

CVSS severity3.5
Low
EPSS probability0.14%
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 ThemeFuse Brizy - Page Builder before 2.8.19 allows remote authenticated users to execute JavaScript in visitors' browsers. brizy_set_project lets Author-level users overwrite the global project with compiled code assets that are emitted unescaped in page headers. Exploitation requires an Author account, a published Brizy page, and multisite or DISALLOW_UNFILTERED_HTML; every visitor, including administrators, executes the payload.

The record

CVE
CVE-2026-16068
Published
Aug 4, 2026
Updated
Aug 4, 2026
Vendor
ThemeFuse
Product
Brizy - Page Builder
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 4, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 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 <2.8.19

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

ThemeFuse · Brizy - Page Builderversion=0 <2.8.19

Published CVSS scores

3.5CISA ADPCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/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.

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 exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007Command and Scripting Interpreter: JavaScript/JScript

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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