CVE-2025-6866Public exploitNetwork attack vector

Authenticated file disclosure via filename path traversal

Published Jun 29, 2025 · Updated Jun 30, 2025

Path traversal in Code Projects Simple Forum 1.0 allows remote authenticated users to read server files via the filename parameter. The forum_downloadfile.php handler accepts traversal elements in filename and resolves them outside the intended download directory. A low-privileged account and network access are required; the demonstrated consequence is unauthorized file disclosure, not modification or service interruption.

CVSS severity4.3
Medium
EPSS probability0.48%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Path traversal in Code Projects Simple Forum 1.0 allows remote authenticated users to read server files via the filename parameter. The forum_downloadfile.php handler accepts traversal elements in filename and resolves them outside the intended download directory. A low-privileged account and network access are required; the demonstrated consequence is unauthorized file disclosure, not modification or service interruption.

The record

CVE
CVE-2025-6866
Published
Jun 29, 2025
Updated
Jun 30, 2025
Vendor
Code Projects
Product
Simple Forum in PHP With Source Code
Classifications
CWE-22, T1005
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 29, 2025CVE publishedPublication date reported by the CVE source.
  2. Jun 30, 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 privilegesauthenticated

What is affected?

Code Projects · Simple Forum in PHP With Source Codeversion=1.0

Published CVSS scores

4.3VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
4.0VulDBAV:N/AC:L/Au:S/C:P/I:N/A:N
2.1VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/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-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
T1005Data from Local System

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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