CVE-2025-9103Public exploitNetwork attack vector

Script execution through administrative HTML editing

Published Aug 18, 2025 · Updated Aug 18, 2025

Cross-site scripting in CKEditor in Zen Cart 2.1.0 allows remote authenticated users to inject script into administrator-authored HTML. The public record identifies no faulty function or parameter beyond CKEditor accepting executable markup in administrator-authored content. Administrator privileges and victim interaction are required, and Zen Ventures states that this is intended behavior for authorized administrators, leaving the claimed security boundary disputed.

CVSS severity2.4
Low
EPSS probability0.27%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Cross-site scripting in CKEditor in Zen Cart 2.1.0 allows remote authenticated users to inject script into administrator-authored HTML. The public record identifies no faulty function or parameter beyond CKEditor accepting executable markup in administrator-authored content. Administrator privileges and victim interaction are required, and Zen Ventures states that this is intended behavior for authorized administrators, leaving the claimed security boundary disputed.

The record

CVE
CVE-2025-9103
Published
Aug 18, 2025
Updated
Aug 18, 2025
Vendor
Zen Ventures, LLC
Product
Zen Cart
Classifications
CWE-94, CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Aug 18, 2025CVE publishedPublication date reported by the CVE source.
  2. Aug 18, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2.1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Zen Ventures, LLC · Zen Cartversion=2.1.0

Published CVSS scores

2.4VulDBCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
3.3VulDBAV:N/AC:L/Au:M/C:N/I:P/A:N
1.9VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

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 exploitPublished

Weakness, pattern, technique

CWE-94Improper Control of Generation of Code ('Code Injection')
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007JavaScript/JScript

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo