CVE-2025-10388Public exploitNetwork attack vector

Browser content modification via crafted course description

Published Sep 14, 2025 · Updated Sep 15, 2025

Cross-site scripting in Selleo Mentingo 2025.08.27 allows remote authenticated users to inject script through a crafted course description. The /api/course/enroll-course endpoint processes the Create New Course Basic Settings Description value without adequately neutralizing browser-executable content; public sources do not identify the responsible function. Exploitation requires low-privileged access and a victim to render the content, allowing unauthorized modification in the victim's browser context.

CVSS severityUnavailable
Unscored
EPSS probability0.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site scripting in Selleo Mentingo 2025.08.27 allows remote authenticated users to inject script through a crafted course description. The /api/course/enroll-course endpoint processes the Create New Course Basic Settings Description value without adequately neutralizing browser-executable content; public sources do not identify the responsible function. Exploitation requires low-privileged access and a victim to render the content, allowing unauthorized modification in the victim's browser context.

The record

CVE
CVE-2025-10388
Published
Sep 14, 2025
Updated
Sep 15, 2025
Vendor
Selleo
Product
Mentingo
Classifications
CWE-94, CWE-79
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 14, 2025CVE publishedPublication date reported by the CVE source.
  2. Sep 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=2025.08.27

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Selleo · Mentingoversion=2025.08.27

Published CVSS scores

3.5VulDBCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
4.0VulDBAV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR
3.5VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
5.1VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-94Improper Control of Generation of Code ('Code Injection')
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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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