CVE-2026-17443

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 6.5 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 78% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
6.5EG
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 App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a remote authenticated attacker to obtain sensitive information due to an XML external entity (XXE) injection flaw.

CVSS v3
6.5
EG Score
6.5(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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
Severity65% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
22%
KEV
Not listed

Published

September 4, 2026

Last Modified

September 9, 2026

Advisory Details (1)

Auto-updated Sep 4, 2026
No patch confirmed yet.
generic

Security Bulletin: IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs

https://www.ibm.com/support/pages/node/7286372

Vendor Advisories for CVE-2026-17443(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 16× 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. 2026-09-20 21:58 UTCEG score recompute
  2. 2026-09-20 21:58 UTCGHSA enrichment
  3. 2026-09-19 21:40 UTCEG score recompute
  4. 2026-09-19 21:40 UTCGHSA enrichment
  5. 2026-09-18 21:22 UTCEG score recompute
  6. 2026-09-18 21:22 UTCGHSA enrichment
  7. 2026-09-18 19:27 UTCEPSS rescore
  8. 2026-09-17 20:23 UTCEG score recompute
  9. 2026-09-17 20:23 UTCGHSA enrichment
  10. 2026-09-16 18:59 UTCEG score recompute
  11. 2026-09-16 18:59 UTCGHSA enrichment
  12. 2026-09-16 14:07 UTCEPSS rescore
  13. 2026-09-16 05:14 UTCEPSS rescore
  14. 2026-09-15 18:41 UTCEG score recompute
  15. 2026-09-15 18:41 UTCGHSA enrichment
  16. 2026-09-14 18:22 UTCGHSA enrichment
  17. 2026-09-13 17:21 UTCEG score recompute
  18. 2026-09-13 17:21 UTCGHSA enrichment
  19. 2026-09-13 16:46 UTCEPSS rescore
  20. 2026-09-12 17:04 UTCEG score recompute
  21. 2026-09-12 17:04 UTCGHSA enrichment
  22. 2026-09-12 15:00 UTCEPSS rescore
  23. 2026-09-11 16:46 UTCEG score recompute
  24. 2026-09-11 16:46 UTCGHSA enrichment
  25. 2026-09-11 09:36 UTCEPSS rescore
Show 24 more
  1. 2026-09-10 16:28 UTCEG score recompute
  2. 2026-09-10 16:28 UTCGHSA enrichment
  3. 2026-09-10 09:34 UTCEPSS rescore
  4. 2026-09-09 16:11 UTCEG score recompute▲ 1.20
  5. 2026-09-09 16:11 UTCGHSA enrichment
  6. 2026-09-09 16:11 UTCNVD updateCVSS v3 → 6.5
  7. 2026-09-09 15:32 UTCEG score recompute
  8. 2026-09-09 15:32 UTCGHSA enrichment
  9. 2026-09-08 22:00 UTCEPSS rescore
  10. 2026-09-08 15:14 UTCGHSA enrichment
  11. 2026-09-07 19:31 UTCEG score recompute
  12. 2026-09-07 19:31 UTCGHSA enrichment
  13. 2026-09-07 16:01 UTCEPSS rescore
  14. 2026-09-06 19:14 UTCEG score recompute
  15. 2026-09-06 19:14 UTCGHSA enrichment
  16. 2026-09-06 13:47 UTCEPSS rescore
  17. 2026-09-05 18:57 UTCEG score recompute
  18. 2026-09-05 18:57 UTCGHSA enrichment
  19. 2026-09-04 18:39 UTCEG score recompute
  20. 2026-09-04 18:39 UTCGHSA enrichment
  21. 2026-09-04 17:35 UTCEG score recompute
  22. 2026-09-04 17:28 UTCEG score recompute
  23. 2026-09-04 16:39 UTCEG score recompute
  24. 2026-09-04 16:39 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-17443?
CVE-2026-17443 is a medium vulnerability published on September 4, 2026. IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a remote authenticated attacker to obtain sensitive information due to an XML external entity (XXE) injection flaw.
When was CVE-2026-17443 disclosed?
CVE-2026-17443 was first published in the National Vulnerability Database on September 4, 2026, with the most recent update on September 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-17443 actively exploited?
CVE-2026-17443 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 77.8% of all scored CVEs.
What is the CVSS score of CVE-2026-17443?
CVE-2026-17443 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-17443?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-17443, 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

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