CVE-2026-80378

HIGHNVD 6.58.5▲
EchelonGraph scoreMEDIUM confidence

Score 8.5 from GitHub Security Advisory (severity: HIGH) published 2026-09-11. NVD baseline CVSS 6.5; sources differ by 2.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 4 sources updated this week
8.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

IBM DataStage on Cloud Pak for Data 5.4.0.0 could allow a remote authenticated attacker to cause a denial of service due to improper authorization.

CVSS v3
6.5
EG Score
8.5(medium)
EG Risk
38(Track)
EG Risk 38/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity85% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
19%
KEV
Not listed

Published

September 10, 2026

Last Modified

September 16, 2026

Advisory Details (1)

Auto-updated Sep 10, 2026
No patch confirmed yet.
generic

Security Bulletin: DataStage on Cloud Pak for Data has several vulnerabilities due to open source software

https://www.ibm.com/support/pages/node/7286562

Vendor Advisories for CVE-2026-80378(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 29× in last 7d / 46× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-20 20:16 UTCEPSS rescore
  2. 2026-09-20 14:26 UTCGHSA enrichment
  3. 2026-09-20 02:15 UTCEG score recompute
  4. 2026-09-20 02:15 UTCGHSA enrichment
  5. 2026-09-19 14:06 UTCGHSA enrichment
  6. 2026-09-19 01:57 UTCEG score recompute
  7. 2026-09-19 01:57 UTCGHSA enrichment
  8. 2026-09-18 19:28 UTCEPSS rescore
  9. 2026-09-18 13:48 UTCGHSA enrichment
  10. 2026-09-18 01:39 UTCEG score recompute
  11. 2026-09-18 01:39 UTCGHSA enrichment
  12. 2026-09-17 13:30 UTCGHSA enrichment
  13. 2026-09-17 01:11 UTCEG score recompute
  14. 2026-09-17 01:11 UTCGHSA enrichment
  15. 2026-09-16 14:08 UTCEPSS rescore
  16. 2026-09-16 13:02 UTCEG score recompute
  17. 2026-09-16 13:02 UTCGHSA enrichment
  18. 2026-09-16 05:15 UTCEPSS rescore
  19. 2026-09-16 00:53 UTCEG score recompute
  20. 2026-09-16 00:53 UTCGHSA enrichment
  21. 2026-09-16 00:52 UTCNVD updateCVSS v3 → 6.5 · severity → MEDIUM
  22. 2026-09-15 16:41 UTCGHSA enrichment
  23. 2026-09-15 04:32 UTCEG score recompute
  24. 2026-09-15 04:32 UTCGHSA enrichment
  25. 2026-09-15 03:12 UTCEPSS rescore
Show 21 more
  1. 2026-09-15 03:12 UTCEPSS rescore
  2. 2026-09-14 16:23 UTCGHSA enrichment
  3. 2026-09-14 04:14 UTCEG score recompute
  4. 2026-09-14 04:14 UTCGHSA enrichment
  5. 2026-09-13 16:05 UTCGHSA enrichment
  6. 2026-09-13 03:56 UTCGHSA enrichment
  7. 2026-09-12 15:47 UTCEG score recompute
  8. 2026-09-12 15:47 UTCGHSA enrichment
  9. 2026-09-12 03:38 UTCGHSA enrichment
  10. 2026-09-11 15:29 UTCGHSA enrichment
  11. 2026-09-11 15:08 UTCEG score recompute
  12. 2026-09-11 15:08 UTCGHSA enrichment
  13. 2026-09-11 14:53 UTCEPSS rescore
  14. 2026-09-11 14:53 UTCEPSS rescore
  15. 2026-09-11 14:44 UTCEG score recompute
  16. 2026-09-11 14:44 UTCGHSA enrichment
  17. 2026-09-11 10:31 UTCEG score recompute
  18. 2026-09-11 10:31 UTCGHSA enrichment
  19. 2026-09-10 22:19 UTCEG score recompute
  20. 2026-09-10 21:45 UTCEG score recompute
  21. 2026-09-10 21:44 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-80378?
CVE-2026-80378 is a high vulnerability published on September 10, 2026. IBM DataStage on Cloud Pak for Data 5.4.0.0 could allow a remote authenticated attacker to cause a denial of service due to improper authorization.
When was CVE-2026-80378 disclosed?
CVE-2026-80378 was first published in the National Vulnerability Database on September 10, 2026, with the most recent update on September 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-80378 actively exploited?
CVE-2026-80378 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 80.7% of all scored CVEs.
What is the CVSS score of CVE-2026-80378?
CVE-2026-80378 has a CVSS v3 base score of 6.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 8.5.
How do I remediate CVE-2026-80378?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-80378, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-80378

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