How severe is CVE-2015-7450?

CVE-2015-7450 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-7450 being actively exploited?

Yes. CVE-2015-7450 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-01-10, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2015-7450?

CVE-2015-7450 primarily affects Ibm Sterling B2b Integrator. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-7450?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2015-7450 have an EU (EUVD) identifier?

Yes. CVE-2015-7450 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2015-7374. It is also flagged as exploited in the EUVD (since 2022-01-10).

When was CVE-2015-7450 published?

CVE-2015-7450 was published on 2016-01-02 and last updated on 2026-06-17.

CVE-2015-7450

CVE-2015-7450 is a critical-severity vulnerability in Ibm Sterling B2b Integrator with a CVSS 3.x base score of 9.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2022-01-10). The underlying weakness is classified as CWE-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 98% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2022-01-10)
EU (EUVD) id: EUVD-2015-7374
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2022-01-10)
Weakness: CWE-502
Affected product: Ibm Sterling B2b Integrator
Published: 2016-01-02
Last modified: 2026-06-17

Description

Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT infrastructure, and mobile and social products allow remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the InvokerTransformer class in the Apache Commons Collections library.

Frequently asked questions

What is CVE-2015-7450?: Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT infrastructure, and mobile and social products allow remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the InvokerTransformer class in the Apache Commons Collections library.
How severe is CVE-2015-7450?: CVE-2015-7450 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-7450 being actively exploited?: Yes. CVE-2015-7450 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-01-10, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2015-7450?: CVE-2015-7450 primarily affects Ibm Sterling B2b Integrator. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-7450?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2015-7450 have an EU (EUVD) identifier?: Yes. CVE-2015-7450 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2015-7374. It is also flagged as exploited in the EUVD (since 2022-01-10).
When was CVE-2015-7450 published?: CVE-2015-7450 was published on 2016-01-02 and last updated on 2026-06-17.

References

Affected products (20)

cpe:2.3:a:ibm:sterling_b2b_integrator:5.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:sterling_integrator:5.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_common_reporting:2.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_common_reporting:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_common_reporting:2.1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_common_reporting:3.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_common_reporting:3.1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_common_reporting:3.1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_common_reporting:3.1.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_common_reporting:3.1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:watson_content_analytics:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:watson_explorer_analytical_components:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:watson_explorer_analytical_components:11.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:watson_explorer_annotation_administration_console:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:watson_explorer_annotation_administration_console:11.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0.0.0:*:*:*:-:*:*:*
cpe:2.3:a:ibm:websphere_application_server:8.0.0.0:*:*:*:-:*:*:*
cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:traditional:*:*:*
cpe:2.3:a:ibm:websphere_application_server:8.5.0.0:*:*:*:hypervisor:*:*:*
cpe:2.3:a:ibm:websphere_application_server:8.5.5.5:*:*:*:liberty:*:*:*

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