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-2016-3954

20
FAUCET Score

CVE-2016-3954 describes an information disclosure vulnerability in web2py versions prior to 2.14.2, allowing remote attackers to retrieve the session_cookie_key by directly requesting the examples/simple_examples/status page. This vulnerability has a CVSS score of 5.5 (Medium), indicating a low attack complexity and local privileges required, but a high impact on confidentiality. While not actively exploited in the wild, this information disclosure can be chained with CVE-2016-3957 to achieve arbitrary code execution. There is no known public exploit code, Metasploit module, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.14.2CPE matchmatch criteria
cpe:2.3:a:web2py:web2py:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.39%
Probability of exploitation in next 30 days
EPSS Percentile
69.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0138 is in the 98th percentile among its peer group of 15,903 CVEs.

Social Chatter

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

Patch Available

Vendor Patches (1)

pippatch availablevia ghsa
Product: web2pyFixed in: 2.14.2

Vendor Advisories (1)

pipGHSA-jr83-vr4j-mp6pmedium

web2py exposure of sensitive information

May 14, 2022

References

devco.re / blog/2017/01/03/web2py-unserialize-code-execution-CVE-2016-3957
ExploitTechnical DescriptionThird Party Advisory
usn.ubuntu.com / 4030-1