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CVE-2005-0831

15
FAUCET Score

CVE-2005-0831 describes a vulnerability in PHP-Post and php-post_web_forum that allows remote attackers to spoof user identities. This is achieved by registering with a username containing hex-encoded characters, enabling impersonation of other users. The vulnerability has a CVSS score of 5.0 (AV:N/AC:L/Au:N/C:N/I:P/A:N), indicating a network-based attack with low complexity, requiring no authentication, and resulting in partial integrity impact. There is no evidence of active exploitation, no known exploit code in Metasploit, Nuclei, or ExploitDB, and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
0.1CPE matchmatch criteria
cpe:2.3:a:php-post:php-post_web_forum:0.1:*:*:*:*:*:*:*
0.2CPE matchmatch criteria
cpe:2.3:a:php-post:php-post_web_forum:0.2:*:*:*:*:*:*:*
0.3CPE matchmatch criteria
cpe:2.3:a:php-post:php-post_web_forum:0.3:*:*:*:*:*:*:*
0.21CPE matchmatch criteria
cpe:2.3:a:php-post:php-post_web_forum:0.21:*:*:*:*:*:*:*
0.22CPE matchmatch criteria
cpe:2.3:a:php-post:php-post_web_forum:0.22:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.11%
Probability of exploitation in next 30 days
EPSS Percentile
62.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0111 is in the 40th percentile among its peer group of 23,684 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, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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

securityfocus.com / archive/1/393695
Exploit
securityfocus.com / bid/12845
Patch