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CVE-2016-6347

17
FAUCET Score

CVE-2016-6347 describes a cross-site scripting (XSS) vulnerability in the default exception handler of Red Hat RESTEasy. This allows remote attackers to inject arbitrary web script or HTML through unspecified vectors. With a CVSS score of 6.1 (Medium), successful exploitation requires user interaction and could lead to low impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.

Impacted Technologies

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

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.55%
Probability of exploitation in next 30 days
EPSS Percentile
72.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0155 is in the 85th percentile among its peer group of 26,221 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, 0.1 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 (13)

mavenpatch availablevia ghsa
Product: org.jboss.resteasy:resteasy-clientFixed in: 3.0.20.Final
mavenpatch availablevia ghsa
Product: org.jboss.resteasy:resteasy-clientFixed in: 3.1.0.CR1
redhatvendor investigatingvia redhat_api
Product: Red Hat Subscription Asset ManagerFixed in: katello
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Virtualization 3Fixed in: vdsm-jsonrpc-java
redhatno patchvia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 7Fixed in: REST
redhatno patchvia redhat_api
Product: Red Hat JBoss Fuse 6Fixed in: SwitchYard
redhatno patchvia redhat_api
Product: Red Hat JBoss Data Grid 7Fixed in: resteasy
redhatend of lifevia redhat_api
Product: Red Hat JBoss SOA Platform 5Fixed in: Security
redhatend of lifevia redhat_api
Product: Red Hat Satellite 6Fixed in: Security
redhatend of lifevia redhat_api
Product: Red Hat JBoss BRMS 5Fixed in: Security
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: resteasy-base
redhatend of lifevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 5Fixed in: jbossas
redhatend of lifevia redhat_api
Product: Red Hat JBoss Operations Network 3Fixed in: REST

Vendor Advisories (2)

mavenGHSA-r346-rmrg-qpghmedium

Improper Neutralization of Input During Web Page Generation in RESTEasy

May 17, 2022
redhatCVE-2016-6347Moderate

RESTEasy: Use of the default exception handler in RESTEasy can lead to reflected XSS attack

Sep 1, 2016

References

bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party AdvisoryVDB Entry
securityfocus.com / bid/92759
Third Party AdvisoryVDB Entry