How severe is CVE-2025-36097?

CVE-2025-36097 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-36097 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-36097?

CVE-2025-36097 primarily affects Ibm Websphere Application Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-36097?

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.

Does CVE-2025-36097 have an EU (EUVD) identifier?

Yes. CVE-2025-36097 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21735.

When was CVE-2025-36097 published?

CVE-2025-36097 was published on 2025-07-16 and last updated on 2026-06-17.

CVE-2025-36097

CVE-2025-36097 is a high-severity vulnerability in Ibm Websphere Application Server with a CVSS 3.x base score of 7.5. 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-121.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-21735
Weakness: CWE-121
Affected product: Ibm Websphere Application Server
Published: 2025-07-16
Last modified: 2026-06-17

Description

IBM WebSphere Application Server 9.0 and WebSphere Application Server Liberty 17.0.0.3 through 25.0.0.7 are vulnerable to a denial of service, caused by a stack-based overflow. An attacker can send a specially crafted request that cause the server to consume excessive memory resources.

Frequently asked questions

What is CVE-2025-36097?: IBM WebSphere Application Server 9.0 and WebSphere Application Server Liberty 17.0.0.3 through 25.0.0.7 are vulnerable to a denial of service, caused by a stack-based overflow. An attacker can send a specially crafted request that cause the server to consume excessive memory resources.
How severe is CVE-2025-36097?: CVE-2025-36097 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-36097 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-36097?: CVE-2025-36097 primarily affects Ibm Websphere Application Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-36097?: 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.
Does CVE-2025-36097 have an EU (EUVD) identifier?: Yes. CVE-2025-36097 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21735.
When was CVE-2025-36097 published?: CVE-2025-36097 was published on 2025-07-16 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7239856

Affected products (2)

cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:-:*:*:*
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:liberty:*:*:*

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