Quick answers
- Is CVE-2025-36321 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2025-36321 being exploited in the wild.
- How severe is CVE-2025-36321?
- Medium severity, with a CVSS score of 5.7, published 30 June 2026.
- Which products and versions are affected?
- IBM Watsonx.Data Intelligence 5.2.0, 5.2.1, 5.2.2, 5.3.0.
- Is there a fix for CVE-2025-36321?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2025-36321 attacked?
- It is attacked over the network, in a network appliance.
- Am I affected by CVE-2025-36321?
- Check whether you run IBM Watsonx.Data Intelligence at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
IBM watsonx.data intelligence versions 5.2.0 through 5.3.0 are vulnerable to HTML injection (CWE-80). The vulnerability stems from improper neutralization of script-related HTML tags in web pages. A remote attacker with low privileges can inject malicious HTML code that, when viewed by a victim, executes within the security context of the hosting site. This can lead to the disclosure of sensitive information. The issue is addressed in Watson Data Intelligence version 5.3.1.
Affected products
- IBM watsonx.data intelligence 5.2.0, 5.2.1, 5.2.2, 5.3.0
Timeline
- 2026-06-30: disclosed: Initial advisory publication date
- 2026-06-30: advisory: NVD record published