How severe is CVE-2018-1131?

CVE-2018-1131 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-2018-1131 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1131?

CVE-2018-1131 primarily affects Redhat Jboss Data Grid. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-1131?

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-2018-1131 published?

CVE-2018-1131 was published on 2018-05-15 and last updated on 2026-06-17.

CVE-2018-1131

CVE-2018-1131 is a high-severity vulnerability in Redhat Jboss Data Grid 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-502.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Redhat Jboss Data Grid
Published: 2018-05-15
Last modified: 2026-06-17

Description

Infinispan permits improper deserialization of trusted data via XML and JSON transcoders under certain server configurations. A user with authenticated access to the server could send a malicious object to a cache configured to accept certain types of objects, achieving code execution and possible further attacks. Versions 9.0.3.Final, 9.1.7.Final, 8.2.10.Final, 9.2.2.Final, 9.3.0.Alpha1 are believed to be affected.

Frequently asked questions

What is CVE-2018-1131?: Infinispan permits improper deserialization of trusted data via XML and JSON transcoders under certain server configurations. A user with authenticated access to the server could send a malicious object to a cache configured to accept certain types of objects, achieving code execution and possible further attacks. Versions 9.0.3.Final, 9.1.7.Final, 8.2.10.Final, 9.2.2.Final, 9.3.0.Alpha1 are believed to be affected.
How severe is CVE-2018-1131?: CVE-2018-1131 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-2018-1131 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1131?: CVE-2018-1131 primarily affects Redhat Jboss Data Grid. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-1131?: 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-2018-1131 published?: CVE-2018-1131 was published on 2018-05-15 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:infinispan:infinispan:8.2.10:*:*:*:*:*:*:*
cpe:2.3:a:infinispan:infinispan:9.0.3:*:*:*:*:*:*:*
cpe:2.3:a:infinispan:infinispan:9.1.7:*:*:*:*:*:*:*
cpe:2.3:a:infinispan:infinispan:9.2.2:*:*:*:*:*:*:*
cpe:2.3:a:infinispan:infinispan:9.3.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:redhat:jboss_data_grid:7.2:*:*:*:*:*:*:*

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