CVE-2023-6161Public exploitNetwork attack vector

Reflected XSS via unescaped search parameter

Published Jan 8, 2024 · Updated Jun 17, 2025

Reflected XSS in Themeum WP Crowdfunding before 2.1.9 allows remote attackers to run scripts in an administrator's browser. The plugin returns the s request parameter in a generated page without sanitization or output escaping. Exploitation requires a high-privilege user to open a crafted link, after which the script runs with that user's browser access.

CVSS severity6.1
Medium
EPSS probability0.42%
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 Themeum WP Crowdfunding before 2.1.9 allows remote attackers to run scripts in an administrator's browser. The plugin returns the s request parameter in a generated page without sanitization or output escaping. Exploitation requires a high-privilege user to open a crafted link, after which the script runs with that user's browser access.

The record

CVE
CVE-2023-6161
Published
Jan 8, 2024
Updated
Jun 17, 2025
Vendor
Themeum
Product
WP Crowdfunding
Classifications
CWE-79, T1204.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 8, 2024CVE publishedPublication date reported by the CVE source.
  2. Jun 17, 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=0 <2.1.9

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Themeum · WP Crowdfundingversion=0 <2.1.9

Published CVSS scores

6.1WordfenceCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
6.1CISACVSS: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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 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')
T1204.001User Execution: Malicious 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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