CVE-2025-9980Network attack vector

Stored script execution via page editor HTML injection

Published Oct 23, 2025 · Updated Oct 23, 2025

Stored cross-site scripting in Quick.Cms 6.8 allows remote authenticated users with admin privileges to execute script in page visitors’ browsers. The pages-form page editor accepts and stores arbitrary HTML and JavaScript that the application later renders without neutralization when the edited page is viewed. Administrative access is required to inject the payload, and a visitor must open the affected page for the stored script to execute in that visitor’s browser.

CVSS severity4.8
Medium
EPSS probability0.18%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in Quick.Cms 6.8 allows remote authenticated users with admin privileges to execute script in page visitors’ browsers. The pages-form page editor accepts and stores arbitrary HTML and JavaScript that the application later renders without neutralization when the edited page is viewed. Administrative access is required to inject the payload, and a visitor must open the affected page for the stored script to execute in that visitor’s browser.

The record

CVE
CVE-2025-9980
Published
Oct 23, 2025
Updated
Oct 23, 2025
Vendor
OpenSolution
Product
Quick.Cms
Classifications
CWE-79, CAPEC-592, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Oct 23, 2025CVE publishedPublication date reported by the CVE source.
  2. Oct 23, 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=6.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

OpenSolution · Quick.Cmsversion=6.8

Published CVSS scores

4.8NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
4.8CERT PolskaCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA: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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-592Stored XSS
T1059.007Command and Scripting Interpreter: JavaScript/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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