How severe is CVE-2016-5422?

CVE-2016-5422 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-5422 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-5422?

CVE-2016-5422 affects Redhat Jboss Operations Network. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-5422?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2016-5422 published?

CVE-2016-5422 was published on 2016-09-07 and last updated on 2026-06-17.

CVE-2016-5422

CVE-2016-5422 is a high-severity vulnerability in Redhat Jboss Operations Network with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Redhat Jboss Operations Network
Published: 2016-09-07
Last modified: 2026-06-17

Description

The web console in Red Hat JBoss Operations Network (JON) before 3.3.7 does not properly authorize requests to add users with the super user role, which allows remote authenticated users to gain admin privileges via a crafted POST request.

Frequently asked questions

What is CVE-2016-5422?: The web console in Red Hat JBoss Operations Network (JON) before 3.3.7 does not properly authorize requests to add users with the super user role, which allows remote authenticated users to gain admin privileges via a crafted POST request.
How severe is CVE-2016-5422?: CVE-2016-5422 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-5422 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-5422?: CVE-2016-5422 affects Redhat Jboss Operations Network. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-5422?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-5422 published?: CVE-2016-5422 was published on 2016-09-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:redhat:jboss_operations_network:*:*:*:*:*:*:*:*

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