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CVE-2006-5390

27
FAUCET Score

CVE-2006-5390 describes a remote file inclusion vulnerability in the ACP User Registration (MMW) 1.00 module for phpBB. This flaw allows unauthenticated remote attackers to execute arbitrary PHP code by manipulating the phpbb_root_path parameter. With a CVSS score of 6.8, it is considered a medium-severity vulnerability, indicating a network-based attack with medium complexity that can lead to partial confidentiality, integrity, and availability impacts. While not listed on the KEV catalog, exploit code is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
1.00CPE matchmatch criteria
cpe:2.3:a:phpbb:acp_user_registration_module:1.00:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.93%
Probability of exploitation in next 30 days
EPSS Percentile
85.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-2551 · Oct 13, 2006
This CVE's current EPSS score of 0.0293 is in the 78th percentile among its peer group of 19,956 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/22436
PatchVendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/29571
exploit-db.com / exploits/2551
osvdb.org / 29734
phpbb.com / phpBB/viewtopic.php
securityfocus.com / bid/20558
Patch