Quick answers
- Is CVE-2026-81542 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-81542 being exploited in the wild.
- How severe is CVE-2026-81542?
- Medium severity, with a CVSS score of 6.4, published 8 November 2026.
- Which products and versions are affected?
- IBM DataStage 5.4.0.0.
- Is there a fix for CVE-2026-81542?
- 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-2026-81542 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-81542?
- Check whether you run IBM DataStage 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
A path traversal flaw in IBM DataStage on Cloud Pak for Data 5.4.0.0 allows authenticated attackers to delete arbitrary files via unsanitized file path input. The vulnerability requires valid authentication credentials and network access. Successful exploitation results in denial of service through file deletion.
Affected products
- IBM DataStage 5.4.0.0
Timeline
- 2026-11-08: disclosed