CVE-2024-27757Public exploitNetwork attack vector

Stored XSS via unsanitized Gallery Name

Published Mar 18, 2024 · Updated Aug 28, 2024

Stored XSS in Flusity CMS 2.45 and earlier allows attackers to execute JavaScript through a crafted Gallery Name. tools/addons_model.php accepts the Gallery Name value and renders the stored value into a page without neutralizing HTML or script markup. Submitting the value requires access to gallery management, and execution occurs when another user visits the affected page, enabling browser-context data access or page modification.

CVSS severity6.1
Medium
EPSS probability0.41%
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 Flusity CMS 2.45 and earlier allows attackers to execute JavaScript through a crafted Gallery Name. tools/addons_model.php accepts the Gallery Name value and renders the stored value into a page without neutralizing HTML or script markup. Submitting the value requires access to gallery management, and execution occurs when another user visits the affected page, enabling browser-context data access or page modification.

The record

CVE
CVE-2024-27757
Published
Mar 18, 2024
Updated
Aug 28, 2024
Vendor
Flusity
Product
Flusity CMS
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 18, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 28, 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 <=2.45

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Flusity · Flusity CMSversion=0 <=2.45

Published CVSS scores

5.4GitHub Security AdvisoryCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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.

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')
T1059.007Command and Scripting Interpreter: JavaScript/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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