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CVE-2009-2255

46
FAUCET Score

CVE-2009-2255 describes a critical authentication bypass vulnerability in Zen Cart versions 1.3.8a, 1.3.8, and earlier. This flaw allows unauthenticated remote attackers to execute arbitrary code by uploading a malicious PHP file through the admin/record_company.php script, leveraging a specific PATH_INFO manipulation. The vulnerability carries a CVSS score of 6.8 (Medium) due to its network-based attack vector, medium complexity, and potential for partial confidentiality, integrity, and availability impacts. While not listed in CISA KEV, public exploit code exists on ExploitDB, and its FAUCET Risk Score of 97/100 indicates a high potential for exploitation, despite limited community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.3.8aCPE matchmatch criteria
cpe:2.3:a:zen-cart:zen_cart:*:*:*:*:*:*:*:*
1.1.0CPE matchmatch criteria
cpe:2.3:a:zen-cart:zen_cart:1.1.0:*:*:*:*:*:*:*
1.1.3CPE matchmatch criteria
cpe:2.3:a:zen-cart:zen_cart:1.1.3:*:*:*:*:*:*:*
1.2.0dCPE matchmatch criteria
cpe:2.3:a:zen-cart:zen_cart:1.2.0d:*:*:*:*:*:*:*
1.2.1dCPE matchmatch criteria
cpe:2.3:a:zen-cart:zen_cart:1.2.1d:*:*:*:*:*:*:*

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
30.97%
Probability of exploitation in next 30 days
EPSS Percentile
98.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-9004 · Jun 23, 2009
This CVE's current EPSS score of 0.3097 is in the 99th percentile among its peer group of 19,955 CVEs.

Social Chatter

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/35550
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/51316
exploit-db.com / exploits/9004
osvdb.org / 55344
securityfocus.com / bid/35467
ExploitPatch
zen-cart.com / forum/attachment.php
Patch
zen-cart.com / forum/showthread.php
Patch