Enterprise ETL (IBM DataStage on Cloud Pak for Data) allows authenticated remote command execution; widespread enterprise impact and potential for data/platform compromise.
CVE-2026-81547
Authenticated path traversal enables remote command execution in IBM DataStage
Is CVE-2026-81547 being exploited?
Not confirmed. CVE-2026-81547 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.94% probability of exploitation in the next 30 days.
How severe is CVE-2026-81547?
CVE-2026-81547 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-81547?
Yes. A fix has been recorded for CVE-2026-81547. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-81547 affect?
CVE-2026-81547 affects IBM DataStage on Cloud Pak for Data 5.4.0.0. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-81547?
Apply IBM advisory mitigations/patch ASAP; restrict access, rotate credentials, audit logs
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated remote attacker can execute arbitrary OS commands via path traversal, enabling system takeover and data exfiltration.
Immediate action required
- affected5.4.0.0
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.
cisa ssvc
- exploitation
- none
- automatable
- no
- technical impact
- total
Assessed by CISA 24 Sept 2026 (SSVC 2.0.3).
timeline
- 24 Sept 2026Published
- 24 Sept 2026CISA SSVC assessment: exploitation none · same day later
- 24 Sept 2026CVE record last updated · same day later
- 25 Sept 2026Analysed by vulneraibility.com · 1 day later
- Patchibm.com /support/pages/node/7288649
sources
- CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
- NVD: CVSS and CPE data
- CISA Vulnrichment (ADP): SSVC decision points
- FIRST EPSS: exploit probability and percentile
- Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.