CVE-2024-45406Public exploitNetwork attack vector

Stored XSS via unencoded UI labels

Published Sep 9, 2024 · Updated Sep 9, 2024

Stored XSS in Pixel & Tonic Craft CMS 5.0.0 through 5.1.1 allows remote authenticated users to execute script in control-panel sessions. Element::getChipLabelHtml returned user-controlled category, entry, username, and full-name labels without HTML encoding. A low-privileged user must store a crafted label and another control-panel user must view an affected list or breadcrumb, enabling control-panel tampering.

CVSS severity5.5
Medium
EPSS probability0.35%
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 Pixel & Tonic Craft CMS 5.0.0 through 5.1.1 allows remote authenticated users to execute script in control-panel sessions. Element::getChipLabelHtml returned user-controlled category, entry, username, and full-name labels without HTML encoding. A low-privileged user must store a crafted label and another control-panel user must view an affected list or breadcrumb, enabling control-panel tampering.

The record

CVE
CVE-2024-45406
Published
Sep 9, 2024
Updated
Sep 9, 2024
Vendor
Pixel & Tonic
Product
Craft CMS
Classifications
CWE-79, CWE-80
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 9, 2024CVE publishedPublication date reported by the CVE source.
  2. Sep 9, 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=>= 5.0.0, < 5.1.2
  2. Affected versionversion=5.0.0 <5.1.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Pixel & Tonic · Craft CMSversion=>= 5.0.0, < 5.1.2; version=5.0.0 <5.1.2

Published CVSS scores

4.8NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
5.5GitHubCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/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 exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-80Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

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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