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CVE-2016-4442

20
FAUCET Score

CVE-2016-4442 describes an information disclosure vulnerability in the rack-mini-profiler gem for Ruby, affecting versions prior to 0.10.1. This flaw allows remote attackers to obtain sensitive information, specifically details about allocated strings and objects, due to incorrect ordering of security checks within the gem. With a CVSS v3 score of 5.3 (MEDIUM), the vulnerability is network-exploitable with low attack complexity and no user interaction required, leading to a low impact on confidentiality. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.9.9.2CPE matchmatch criteria
cpe:2.3:a:miniprofiler:rack-mini-profiler:*:*:*:*:*:ruby:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.57%
Probability of exploitation in next 30 days
EPSS Percentile
72.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0157 is in the 56th percentile among its peer group of 23,701 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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 (2)

github_advisorypatch availablevia nvd_reference
View patch
rubygemspatch availablevia ghsa
Product: rack-mini-profilerFixed in: 0.10.1

Vendor Advisories (1)

rubygemsGHSA-j5hj-fhc9-g24mmedium

rack-mini-profiler allows remote attackers to obtain sensitive information about allocated strings and objects

Oct 24, 2017

References

github.com / MiniProfiler/rack-mini-profiler/blob/v0.10.1/CHANGELOG.md
Release NotesThird Party Advisory
github.com / MiniProfiler/rack-mini-profiler/commit/4273771d65f1a7411e3ef5843329308d0e2d257c
PatchThird Party Advisory
openwall.com / lists/oss-security/2016/06/10/2
Mailing ListPatchThird Party Advisory