How severe is CVE-2025-36049?

CVE-2025-36049 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-2025-36049 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-36049?

CVE-2025-36049 primarily affects Ibm Webmethods Integration. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-36049?

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-2025-36049 have an EU (EUVD) identifier?

Yes. CVE-2025-36049 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18661.

When was CVE-2025-36049 published?

CVE-2025-36049 was published on 2025-06-18 and last updated on 2026-06-17.

CVE-2025-36049

CVE-2025-36049 is a high-severity vulnerability in Ibm Webmethods Integration 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-611.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-18661
Weakness: CWE-611
Affected product: Ibm Webmethods Integration
Published: 2025-06-18
Last modified: 2026-06-17

Description

IBM webMethods Integration Server 10.5, 10.7, 10.11, and 10.15 is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote authenticated attacker could exploit this vulnerability to execute arbitrary commands.

Frequently asked questions

What is CVE-2025-36049?: IBM webMethods Integration Server 10.5, 10.7, 10.11, and 10.15 is vulnerable to an XML external entity injection (XXE) attack when processing XML data. A remote authenticated attacker could exploit this vulnerability to execute arbitrary commands.
How severe is CVE-2025-36049?: CVE-2025-36049 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-2025-36049 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-36049?: CVE-2025-36049 primarily affects Ibm Webmethods Integration. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-36049?: 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-2025-36049 have an EU (EUVD) identifier?: Yes. CVE-2025-36049 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18661.
When was CVE-2025-36049 published?: CVE-2025-36049 was published on 2025-06-18 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7237146

Affected products (4)

cpe:2.3:a:ibm:webmethods_integration:10.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:webmethods_integration:10.7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:webmethods_integration:10.11:*:*:*:*:*:*:*
cpe:2.3:a:ibm:webmethods_integration:10.15:*:*:*:*:*:*:*

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Other CWE-611 (Improper Restriction of XML External Entity Reference (XXE)) vulnerabilities

CVE-2022-22486 — Critical (CVSS 10.0): IBM Tivoli Workload Scheduler 9.4, 9.5, and 10.1 is vulnerable to an XML External Entity Injection (XXE) attack when…
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CVE-2018-1000838 — Critical (CVSS 10.0): autopsy version <= 4.9.0 contains a XML External Entity (XXE) vulnerability in CaseMetadata XML Parser that can result…
CVE-2018-1000837 — Critical (CVSS 10.0): UML Designer version <= 8.0.0 contains a XML External Entity (XXE) vulnerability in XML parser for plugins that can…
CVE-2018-1000835 — Critical (CVSS 10.0): KeePassDX version <= 2.5.0.0beta17 contains a XML External Entity (XXE) vulnerability in kdbx file parser that can…

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