CVE-2023-1069Public exploitNetwork attack vector

Stored XSS via unescaped consent shortcode attributes

Published Mar 27, 2023 · Updated Feb 18, 2025

Stored XSS in Complianz and Complianz Premium before 6.4.2 allows remote authenticated users to inject scripts through shortcode attributes. The cmplz-consent-area shortcode copies unvalidated and unescaped service and category values into generated markup and JavaScript. Contributor-level credentials and a Complianz configuration that renders the shortcode are required; the script runs when affected content is viewed or interacted with.

CVSS severity5.4
Medium
EPSS probability0.56%
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 Complianz and Complianz Premium before 6.4.2 allows remote authenticated users to inject scripts through shortcode attributes. The cmplz-consent-area shortcode copies unvalidated and unescaped service and category values into generated markup and JavaScript. Contributor-level credentials and a Complianz configuration that renders the shortcode are required; the script runs when affected content is viewed or interacted with.

The record

CVE
CVE-2023-1069
Published
Mar 27, 2023
Updated
Feb 18, 2025
Vendor
Complianz B.V.
Product
Complianz GDPR/CCPA Cookie Consent
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 27, 2023CVE publishedPublication date reported by the CVE source.
  2. Feb 18, 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=0 <6.4.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Complianz B.V. · Complianz GDPR/CCPA Cookie Consentversion=0 <6.4.2
Complianz B.V. · Complianz Premiumversion=0 <6.4.2

Published CVSS scores

5.4CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
5.4NIST NVDCVSS: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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

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')
T1059.007JavaScript/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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