CVE-2024-30953Public exploitNetwork attack vector

Stored XSS via unsanitized menu link names

Published Apr 17, 2024 · Updated Aug 2, 2024

Stored XSS in HTMLy 2.9.5 allows remote authenticated users to execute arbitrary web scripts through a crafted menu link name. The Menu Editor stores the Link Name value without correctly filtering it and renders that value as page content. An authenticated session is required to save the link, and script execution occurs when a user visits the affected page.

CVSS severity6.1
Medium
EPSS probability0.40%
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 HTMLy 2.9.5 allows remote authenticated users to execute arbitrary web scripts through a crafted menu link name. The Menu Editor stores the Link Name value without correctly filtering it and renders that value as page content. An authenticated session is required to save the link, and script execution occurs when a user visits the affected page.

The record

CVE
CVE-2024-30953
Published
Apr 17, 2024
Updated
Aug 2, 2024
Vendor
Danang Probo Sayekti
Product
HTMLy
Classifications
CWE-79, T1189
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 17, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 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=2.9.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Danang Probo Sayekti · HTMLyversion=2.9.5

Published CVSS scores

6.1CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/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')
T1189Drive-by Compromise

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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