CVE-2025-5010Network attack vector

Authenticated browser script execution via unneutralized Description

Published May 20, 2025 · Updated May 21, 2025

Stored XSS in moonlightL Hexo Boot 4.3.0 allows remote authenticated users to execute script in another user's browser via Description. The Blog Backend accepts a crafted Description value and renders it in /admin/home/index.html without neutralizing executable markup. Exploitation requires high-privilege access and another user to load the affected page; the reported consequence is modification of content in that browser context.

CVSS severity4.8
Medium
EPSS probability0.41%
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 moonlightL Hexo Boot 4.3.0 allows remote authenticated users to execute script in another user's browser via Description. The Blog Backend accepts a crafted Description value and renders it in /admin/home/index.html without neutralizing executable markup. Exploitation requires high-privilege access and another user to load the affected page; the reported consequence is modification of content in that browser context.

The record

CVE
CVE-2025-5010
Published
May 20, 2025
Updated
May 21, 2025
Vendor
moonlightL
Product
Hexo Boot
Classifications
CWE-79, CWE-94, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. May 20, 2025CVE publishedPublication date reported by the CVE source.
  2. May 21, 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=4.3.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

moonlightL · Hexo Bootversion=4.3.0

Published CVSS scores

4.7NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
2.4VulDBCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
3.3VulDBAV:N/AC:L/Au:M/C:N/I:P/A:N
2.4VulDBCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
4.8VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA: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 exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-94Improper Control of Generation of Code ('Code Injection')
T1059.007Command and Scripting Interpreter: JavaScript/JScript

Public exploit references

No public exploit references are available in this record.

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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