CVE-2025-54300Network attack vector

Stored script execution via unsanitized SVG previews

Published Aug 25, 2025 · Updated Aug 25, 2025

Stored XSS in NorrNext Quantum Manager 1.0.0 through 3.2.0 allows remote authenticated users to execute script via SVG uploads. The component stores uploaded SVG content without neutralizing embedded JavaScript and renders the original file in an administrator preview. High-privilege upload access is required, and execution occurs when an administrator views the stored SVG in the admin panel.

CVSS severity8.5
High
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 NorrNext Quantum Manager 1.0.0 through 3.2.0 allows remote authenticated users to execute script via SVG uploads. The component stores uploaded SVG content without neutralizing embedded JavaScript and renders the original file in an administrator preview. High-privilege upload access is required, and execution occurs when an administrator views the stored SVG in the admin panel.

The record

CVE
CVE-2025-54300
Published
Aug 25, 2025
Updated
Aug 25, 2025
Vendor
NorrNext
Product
Quantum Manager
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Aug 25, 2025CVE publishedPublication date reported by the CVE source.
  2. Aug 25, 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=1.0.0-3.2.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

NorrNext · Quantum Managerversion=1.0.0-3.2.0

Published CVSS scores

8.5Joomla! ProjectCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H

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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007JavaScript/JScript

Public exploit references

No public exploit references are available in this record.

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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