CVE-2025-59593Network attack vector

Shop Manager-level stored XSS

Published Oct 22, 2025 · Updated Oct 22, 2025

Stored XSS in Extend Themes Colibri Page Builder before 1.0.334 allows remote authenticated users to inject scripts into site pages. Published materials report insufficient input sanitization or output escaping but do not identify the affected field, endpoint, or rendering function. Shop Manager privileges and subsequent privileged-user interaction are required, exposing that user's browser context.

CVSS severity5.9
Medium
EPSS probability0.21%
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 Extend Themes Colibri Page Builder before 1.0.334 allows remote authenticated users to inject scripts into site pages. Published materials report insufficient input sanitization or output escaping but do not identify the affected field, endpoint, or rendering function. Shop Manager privileges and subsequent privileged-user interaction are required, exposing that user's browser context.

The record

CVE
CVE-2025-59593
Published
Oct 22, 2025
Updated
Oct 22, 2025
Vendor
Extend Themes
Product
Colibri Page Builder
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 22, 2025CVE publishedPublication date reported by the CVE source.
  2. Oct 22, 2025Record 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 <=< 1.0.334 changes=[{"at":"1.0.334","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Extend Themes · Colibri Page Builderversion=n/a <=< 1.0.334 changes=[{"at":"1.0.334","status":"unaffected"}]

Published CVSS scores

5.9PatchstackCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

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

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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