Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2011-3371

17
FAUCET Score

CVE-2011-3371 describes multiple cross-site scripting (XSS) vulnerabilities in PunBB versions prior to 1.3.6, specifically within the include/functions.php file. These flaws allow remote attackers to inject arbitrary web script or HTML through numerous parameters across several PHP scripts, including delete.php, edit.php, login.php, misc.php, profile.php, and register.php. The vulnerability has a CVSS score of 4.3 (Medium), indicating a moderate severity. It can be exploited remotely with medium attack complexity and does not require authentication, potentially leading to information disclosure (e.g., session hijacking) but not impacting confidentiality or availability. There is no evidence of active exploitation, and no public exploit code is available in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage for this CVE are minimal, suggesting it has not garnered significant attention.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.3.5CPE matchmatch criteria
cpe:2.3:a:punbb:punbb:*:*:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:punbb:punbb:1.0:*:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:punbb:punbb:1.0:alpha:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:punbb:punbb:1.0:beta1:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:punbb:punbb:1.0:beta1a:*:*:*:*:*:*

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
2.33%
Probability of exploitation in next 30 days
EPSS Percentile
81.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0233 is in the 71st 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

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

archives.neohapsis.com / archives/fulldisclosure/2011-09/0193.html
Exploit
archives.neohapsis.com / archives/fulldisclosure/2011-09/0210.html
Exploit
archives.neohapsis.com / archives/fulldisclosure/2011-09/0272.html
Exploit
punbb.informer.com / forums/topic/24427/multiple-xss-vulnerabilities
Patch
punbb.informer.com / forums/topic/24430/punbb-136
Patch
securitytracker.com / id
github.com / downloads/punbb/punbb/punbb-1.3.6.zip
Patch
github.com / punbb/punbb/commit/dd50a50a2760f10bd2d09814e30af4b36052ca6d
Patch
openwall.com / lists/oss-security/2011/09/18/1
Patch
openwall.com / lists/oss-security/2011/09/22/3
Patch