CVE-2025-26258Public exploitNetwork attack vector

Browser script execution via unneutralized designation input

Published Sep 26, 2025 · Updated Sep 26, 2025

Stored cross-site scripting in SourceCodester Employee Management System 1.0 allows remote authenticated users to execute browser script. The Add Designation workflow accepts an HTML event-handler payload in a captured request and renders the designation without neutralizing it. Administrative access, including the published default credentials, is required to submit the payload, and a browser must render the affected designation for script execution.

CVSS severity6.1
Medium
EPSS probability0.20%
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 SourceCodester Employee Management System 1.0 allows remote authenticated users to execute browser script. The Add Designation workflow accepts an HTML event-handler payload in a captured request and renders the designation without neutralizing it. Administrative access, including the published default credentials, is required to submit the payload, and a browser must render the affected designation for script execution.

The record

CVE
CVE-2025-26258
Published
Sep 26, 2025
Updated
Sep 26, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Sep 26, 2025CVE publishedPublication date reported by the CVE source.
  2. Sep 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 privilegesadmin

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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

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

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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