How severe is CVE-2025-36321?

CVE-2025-36321 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-36321 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-36321?

CVE-2025-36321 affects Ibm Watsonx.data Intelligence. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-36321?

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

When was CVE-2025-36321 published?

CVE-2025-36321 was published on 2026-06-30 and last updated on 2026-07-06.

CVE-2025-36321

CVE-2025-36321 is a medium-severity vulnerability in Ibm Watsonx.data Intelligence with a CVSS 3.x base score of 5.7. 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-80.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-80
Affected product: Ibm Watsonx.data Intelligence
Published: 2026-06-30
Last modified: 2026-07-06

Description

IBM watsonx.data intelligence 5.2.0, 5.2.1, 5.2.2, 5.3.0 is vulnerable to HTML injection. A remote attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site.

Frequently asked questions

What is CVE-2025-36321?: IBM watsonx.data intelligence 5.2.0, 5.2.1, 5.2.2, 5.3.0 is vulnerable to HTML injection. A remote attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site.
How severe is CVE-2025-36321?: CVE-2025-36321 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-36321 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-36321?: CVE-2025-36321 affects Ibm Watsonx.data Intelligence. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-36321?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2025-36321 published?: CVE-2025-36321 was published on 2026-06-30 and last updated on 2026-07-06.

References

https://www.ibm.com/support/pages/node/7277801

Affected products (1)

cpe:2.3:a:ibm:watsonx.data_intelligence:-:*:*:*:*:*:*:*

More vulnerabilities in Ibm Watsonx.data Intelligence

CVE-2025-36327 — Medium (CVSS 6.5): IBM watsonx.data intelligence 5.2.0, 5.2.1, 5.2.2, 5.3.0 could allow an authenticated user to bypass security controls…
CVE-2025-36320 — Medium (CVSS 6.4): IBM watsonx.data intelligence 5.2.0, 5.2.1, 5.2.2, 5.3.0 is vulnerable to stored cross-site scripting. This…
CVE-2025-36336 — Medium (CVSS 5.9): IBM watsonx.data intelligence 5.2.0, 5.2.1, 5.2.2, 5.3.0 transmits data in clear text that could allow an attacker to…
CVE-2025-12530 — Medium (CVSS 5.9): IBM watsonx.data intelligence 5.2.2, 5.3.0, 5.3.1, 5.3.1 through patch-1 transmits data in clear text that could allow…
CVE-2025-36323 — Medium (CVSS 5.4): IBM watsonx.data intelligence 5.2.0, 5.2.1, 5.2.2, 5.3.0 is vulnerable to cross-site scripting. This vulnerability…
CVE-2025-36333 — Medium (CVSS 4.3): IBM watsonx.data intelligence 5.2.0, 5.2.1, 5.2.2, 5.3.0 could allow an authenticated user to perform unauthorized…

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