CVE-2025-50858Public exploitNetwork attack vector

Authenticated script execution via reflected action parameter

Published Aug 22, 2025 · Updated Aug 26, 2025

Reflected XSS in EHCP 20.04.1.b allows remote authenticated users to execute arbitrary JavaScript through the List MySQL Databases action parameter. The List MySQL Databases response returns the untrusted action value in generated page content without neutralizing executable markup. Exploitation requires a valid panel session and a victim to open the crafted request; script execution is confined to the victim's browser context.

CVSS severity6.1
Medium
EPSS probability0.24%
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 EHCP 20.04.1.b allows remote authenticated users to execute arbitrary JavaScript through the List MySQL Databases action parameter. The List MySQL Databases response returns the untrusted action value in generated page content without neutralizing executable markup. Exploitation requires a valid panel session and a victim to open the crafted request; script execution is confined to the victim's browser context.

The record

CVE
CVE-2025-50858
Published
Aug 22, 2025
Updated
Aug 26, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-79, T1204.001
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 22, 2025CVE publishedPublication date reported by the CVE source.
  2. Aug 26, 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?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

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.

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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')
T1204.001Malicious Link

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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