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CVE-2013-5939

14
FAUCET Score

CVE-2013-5939 describes multiple cross-site scripting (XSS) vulnerabilities found in the Guestbook module of PHPCMS. These flaws allow remote attackers to inject malicious web scripts or HTML through the 'list' or 'introduce' parameters in index.php. With a CVSS score of 4.3, this vulnerability has a medium attack complexity and requires no authentication, potentially leading to information disclosure or defacement. There is no evidence of active exploitation, no known public exploit code (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:phpcms:guesbook_module:-:*:*:*:*:phpcms:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.85%
Probability of exploitation in next 30 days
EPSS Percentile
76.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0185 is in the 58th percentile among its peer group of 19,955 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

osvdb.org / 98886
packetstormsecurity.com / files/123746/PHPCMS-Guestbook-Cross-Site-Scripting.html
Exploit
seclists.org / fulldisclosure/2013/Oct/187
Exploit