How severe is CVE-2025-36139?

CVE-2025-36139 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-36139 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-36139?

CVE-2025-36139 affects Ibm Watsonx.data. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-36139?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-36139 have an EU (EUVD) identifier?

Yes. CVE-2025-36139 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29859.

When was CVE-2025-36139 published?

CVE-2025-36139 was published on 2025-09-18 and last updated on 2026-06-17.

CVE-2025-36139

CVE-2025-36139 is a medium-severity vulnerability in Ibm Watsonx.data with a CVSS 3.x base score of 5.5. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-29859
Weakness: CWE-79
Affected product: Ibm Watsonx.data
Published: 2025-09-18
Last modified: 2026-06-17

Description

IBM Lakehouse (watsonx.data 2.2) is vulnerable to stored cross-site scripting. This vulnerability allows a privileged user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Frequently asked questions

What is CVE-2025-36139?: IBM Lakehouse (watsonx.data 2.2) is vulnerable to stored cross-site scripting. This vulnerability allows a privileged user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.
How severe is CVE-2025-36139?: CVE-2025-36139 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-36139 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-36139?: CVE-2025-36139 affects Ibm Watsonx.data. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-36139?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-36139 have an EU (EUVD) identifier?: Yes. CVE-2025-36139 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29859.
When was CVE-2025-36139 published?: CVE-2025-36139 was published on 2025-09-18 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7245387

Affected products (1)

cpe:2.3:a:ibm:watsonx.data:2.2:*:*:*:*:*:*:*

More vulnerabilities in Ibm Watsonx.data

CVE-2025-36140 — Medium (CVSS 6.5): IBM watsonx.data 2.2 through 2.2.1 could allow an authenticated user to cause a denial of service through ingestion…
CVE-2025-36335 — Medium (CVSS 6.2): IBM watsonx.data intelligence 5.2.0, 5.2.1, 5.3.0, 5.3.1 stores user credentials in plain text which can be read by a…
CVE-2025-36145 — Medium (CVSS 5.4): IBM watsonx.data 2.2 through 2.3.1 IBM Lakehouse does not properly restrict inbound and outbound connections which…
CVE-2025-36180 — Medium (CVSS 5.3): IBM watsonx.data 2.2 through 2.3 IBM Lakehouse does not properly restrict communication between pods which could allow…
CVE-2025-36143 — Medium (CVSS 4.7): IBM Lakehouse (watsonx.data 2.2) could allow an authenticated privileged user to execute arbitrary commands on the…
CVE-2025-36146 — Medium (CVSS 4.3): IBM Lakehouse (watsonx.data 2.2) could allow an authenticated user to obtain sensitive server component version…

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