CVE-2026-2425Public exploitNetwork attack vector

Administrator-session script execution via old_domain reflection

Published Jun 2, 2026 · Updated Jun 2, 2026

Reflected XSS in Den Media hiWeb Migration Simple 2.0.0.1 and earlier allows remote attackers to run scripts in an administrator's browser. The administrator-only tools page reflects the POSTed old_domain value into HTML without sanitization or output escaping, allowing script markup to execute. An administrator must open the crafted HTML while authenticated, after which the script runs under the WordPress site's origin and browser-accessible privileges.

CVSS severity6.1
Medium
EPSS probability0.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in Den Media hiWeb Migration Simple 2.0.0.1 and earlier allows remote attackers to run scripts in an administrator's browser. The administrator-only tools page reflects the POSTed old_domain value into HTML without sanitization or output escaping, allowing script markup to execute. An administrator must open the crafted HTML while authenticated, after which the script runs under the WordPress site's origin and browser-accessible privileges.

The record

CVE
CVE-2026-2425
Published
Jun 2, 2026
Updated
Jun 2, 2026
Vendor
Den Media
Product
hiWeb Migration Simple
Classifications
CWE-79, T1203
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 2, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 2, 2026Record 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 <=2.0.0.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Den Media · hiWeb Migration Simpleversion=0 <=2.0.0.1

Published CVSS scores

6.1NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

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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