CVE-2022-3518Public exploitNetwork attack vector

Stored browser script execution via unsanitized user names

Published Oct 15, 2022 · Updated Apr 15, 2025

Stored XSS in SourceCodester Sanitization Management System 1.0 allows remote authenticated users to execute JavaScript via crafted user names. The User Creation handler accepts script markup in the First Name, Middle Name, and Last Name fields and renders the stored values as executable content. Administrator access is required to create the account, and the injected code runs in the browser when account creation completes.

CVSS severity2.4
Low
EPSS probability0.56%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in SourceCodester Sanitization Management System 1.0 allows remote authenticated users to execute JavaScript via crafted user names. The User Creation handler accepts script markup in the First Name, Middle Name, and Last Name fields and renders the stored values as executable content. Administrator access is required to create the account, and the injected code runs in the browser when account creation completes.

The record

CVE
CVE-2022-3518
Published
Oct 15, 2022
Updated
Apr 15, 2025
Vendor
SourceCodester
Product
Sanitization Management System
Classifications
CWE-707, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Oct 15, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 15, 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=1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

SourceCodester · Sanitization Management Systemversion=1.0

Published CVSS scores

4.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
2.4VulDBCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/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 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-707Improper Neutralization
T1059.007JavaScript/JScript

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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