CVE-2026-80434

HIGHNVD 5.07.4▲
EchelonGraph scoreMEDIUM confidence

Score 7.4 from GitHub Security Advisory (severity: HIGH) published 2026-09-11. NVD baseline CVSS 5.0; sources differ by 2.4.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 4 sources updated this week
7.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.0Exploit: 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 manipulate runtime caches and cause a denial of service due to an insecure direct object reference.

CVSS v3
5.0
EG Score
7.4(medium)
EG Risk
33(Track)
EG Risk 33/100SSVC: 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
Severity74% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
14%
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-2026-80434(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 30× in last 7d / 49× 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. 2026-09-21 03:43 UTCEG score recompute
  2. 2026-09-21 03:43 UTCGHSA enrichment
  3. 2026-09-20 20:16 UTCEPSS rescore
  4. 2026-09-20 15:26 UTCGHSA enrichment
  5. 2026-09-20 03:10 UTCEG score recompute
  6. 2026-09-20 03:10 UTCGHSA enrichment
  7. 2026-09-19 14:53 UTCGHSA enrichment
  8. 2026-09-19 02:35 UTCEG score recompute
  9. 2026-09-19 02:35 UTCGHSA enrichment
  10. 2026-09-18 19:28 UTCEPSS rescore
  11. 2026-09-18 14:18 UTCGHSA enrichment
  12. 2026-09-18 02:01 UTCEG score recompute
  13. 2026-09-18 02:01 UTCGHSA enrichment
  14. 2026-09-17 13:44 UTCGHSA enrichment
  15. 2026-09-17 01:27 UTCEG score recompute
  16. 2026-09-17 01:27 UTCGHSA enrichment
  17. 2026-09-16 14:08 UTCEPSS rescore
  18. 2026-09-16 13:10 UTCEG score recompute
  19. 2026-09-16 13:10 UTCGHSA enrichment
  20. 2026-09-16 05:15 UTCEPSS rescore
  21. 2026-09-16 00:53 UTCEG score recompute
  22. 2026-09-16 00:53 UTCGHSA enrichment
  23. 2026-09-16 00:52 UTCNVD updateCVSS v3 → 5 · severity → MEDIUM
  24. 2026-09-15 20:50 UTCGHSA enrichment
  25. 2026-09-15 08:33 UTCEG score recompute
Show 24 more
  1. 2026-09-15 08:33 UTCGHSA enrichment
  2. 2026-09-15 03:12 UTCEPSS rescore
  3. 2026-09-15 03:12 UTCEPSS rescore
  4. 2026-09-14 20:16 UTCGHSA enrichment
  5. 2026-09-14 07:58 UTCGHSA enrichment
  6. 2026-09-13 19:41 UTCEG score recompute
  7. 2026-09-13 19:41 UTCGHSA enrichment
  8. 2026-09-13 07:23 UTCGHSA enrichment
  9. 2026-09-12 19:07 UTCEG score recompute
  10. 2026-09-12 19:07 UTCGHSA enrichment
  11. 2026-09-12 06:51 UTCGHSA enrichment
  12. 2026-09-11 18:34 UTCEG score recompute
  13. 2026-09-11 18:34 UTCGHSA enrichment
  14. 2026-09-11 17:39 UTCEG score recompute
  15. 2026-09-11 17:39 UTCGHSA enrichment
  16. 2026-09-11 15:08 UTCEG score recompute
  17. 2026-09-11 15:08 UTCGHSA enrichment
  18. 2026-09-11 14:53 UTCEPSS rescore
  19. 2026-09-11 14:53 UTCEPSS rescore
  20. 2026-09-11 10:38 UTCEG score recompute
  21. 2026-09-11 10:38 UTCGHSA enrichment
  22. 2026-09-10 22:19 UTCEG score recompute
  23. 2026-09-10 21:45 UTCEG score recompute
  24. 2026-09-10 21:44 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-80434?
CVE-2026-80434 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 manipulate runtime caches and cause a denial of service due to an insecure direct object reference.
When was CVE-2026-80434 disclosed?
CVE-2026-80434 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-2026-80434 actively exploited?
CVE-2026-80434 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 86.4% of all scored CVEs.
What is the CVSS score of CVE-2026-80434?
CVE-2026-80434 has a CVSS v3 base score of 5.0 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.4.
How do I remediate CVE-2026-80434?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-80434, 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-2026-80434

Explore →

Is Your Infrastructure Affected by CVE-2026-80434?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs