CVE-2024-5417Public exploitNetwork attack vector

Stored XSS via unescaped block title tag

Published Aug 29, 2024 · Updated Aug 29, 2024

Stored XSS in Gutentor before 3.3.6 allows remote authenticated users to execute script in another user's browser through a crafted post. The pTitleTag option in a Gutentor post block accepts an HTML event-handler payload and is rendered without validation or output escaping. Contributor access is required to save the crafted block, and the payload runs when another user previews or views the post.

CVSS severity5.4
Medium
EPSS probability0.31%
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 Gutentor before 3.3.6 allows remote authenticated users to execute script in another user's browser through a crafted post. The pTitleTag option in a Gutentor post block accepts an HTML event-handler payload and is rendered without validation or output escaping. Contributor access is required to save the crafted block, and the payload runs when another user previews or views the post.

The record

CVE
CVE-2024-5417
Published
Aug 29, 2024
Updated
Aug 29, 2024
Vendor
Acme Information Technology
Product
Gutentor – Gutenberg Blocks – Page Builder for Gutenberg Editor
Classifications
CWE-79, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 29, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 29, 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=0 <3.3.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Acme Information Technology · Gutentor – Gutenberg Blocks – Page Builder for Gutenberg Editorversion=0 <3.3.6
Gutentor · Gutentorversion=0 <3.3.6

Published CVSS scores

5.4CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
5.4NVDCVSS: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 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')
T1190Exploit Public-Facing Application

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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