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CVE-2009-4223

69
FAUCET Score

CVE-2009-4223 describes a remote file inclusion vulnerability in KR-Web 1.1b2 and earlier, specifically within the adm/krgourl.php component. This flaw allows unauthenticated remote attackers to execute arbitrary PHP code by manipulating the DOCUMENT_ROOT parameter. With a CVSS score of 7.5, this vulnerability is considered highly severe due to its low attack complexity and potential for complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog, public exploit code exists in ExploitDB and Nuclei templates, indicating readily available methods for exploitation, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.1CPE matchmatch criteria
cpe:2.3:a:gianni_tommasi:kr-php_web_content_server:*:beta_2:*:*:*:*:*:*
1.1CPE matchmatch criteria
cpe:2.3:a:gianni_tommasi:kr-php_web_content_server:1.1:*:*:*:*:*:*:*
1.1CPE matchmatch criteria
cpe:2.3:a:gianni_tommasi:kr-php_web_content_server:1.1:beta:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
55.51%
Probability of exploitation in next 30 days
EPSS Percentile
98.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
Nuclei: CVE-2009-4223 · Jul 6, 2021
ExploitDB: EDB-10216 · Nov 24, 2009
This CVE's current EPSS score of 0.5551 is in the 98th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

exchange.xforce.ibmcloud.com / vulnerabilities/54395
exploit-db.com / exploits/10216
Exploit