CVE-2026-75880

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 6.5 under CISA-ADP (Vulnrichment) CVSS v3.1 (NVD's own analysis pending). EPSS exploit probability: 0.4%, top 65% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: cisa-adp, epss
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.

An authenticated client could attach a consumer with a selector containing crafted wildcard usage that results in excessive evaluation during message delivery attempts, occupying a shared broker thread and leading to denial of service.

This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.

Users are recommended to upgrade to version 2.57.0, which fixes this issue.

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
35%
KEV
Not listed

Published

September 10, 2026

Last Modified

September 18, 2026

Advisory Details (1)

Auto-updated Sep 10, 2026
No patch confirmed yet.
generic
https://lists.apache.org/thread/db34g9qoxd8p08086cr95683fkb8wm5r

Vendor Advisories for CVE-2026-75880(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 18× in last 7d / 33× 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. 2026-09-19 15:43 UTCEG score recompute
  2. 2026-09-19 15:42 UTCGHSA enrichment
  3. 2026-09-18 19:28 UTCEPSS rescore
  4. 2026-09-18 15:27 UTCGHSA enrichment
  5. 2026-09-18 14:44 UTCGHSA enrichment
  6. 2026-09-18 01:40 UTCEG score recompute
  7. 2026-09-18 01:40 UTCGHSA enrichment
  8. 2026-09-17 01:27 UTCEG score recompute
  9. 2026-09-17 01:27 UTCGHSA enrichment
  10. 2026-09-16 14:08 UTCEPSS rescore
  11. 2026-09-16 05:15 UTCEPSS rescore
  12. 2026-09-16 01:13 UTCGHSA enrichment
  13. 2026-09-15 19:28 UTCEG score recompute
  14. 2026-09-15 19:28 UTCGHSA enrichment
  15. 2026-09-15 03:12 UTCEPSS rescore
  16. 2026-09-14 19:15 UTCGHSA enrichment
  17. 2026-09-13 19:02 UTCEG score recompute
  18. 2026-09-13 19:02 UTCGHSA enrichment
  19. 2026-09-12 18:49 UTCEG score recompute
  20. 2026-09-12 18:49 UTCGHSA enrichment
  21. 2026-09-12 15:02 UTCEPSS rescore
  22. 2026-09-11 18:36 UTCEG score recompute
  23. 2026-09-11 18:36 UTCGHSA enrichment
  24. 2026-09-11 14:53 UTCEPSS rescore
  25. 2026-09-10 18:22 UTCGHSA enrichment
Show 8 more
  1. 2026-09-10 17:40 UTCEG score recompute▲ 6.50
  2. 2026-09-10 17:40 UTCGHSA enrichment
  3. 2026-09-10 17:39 UTCMITRE cvelistV5CVSS v3 → 6.5 · severity → MEDIUM
  4. 2026-09-10 14:58 UTCGHSA enrichment
  5. 2026-09-10 06:35 UTCGHSA enrichment
  6. 2026-09-10 05:34 UTCNVD update
  7. 2026-09-10 04:50 UTCEG score recompute
  8. 2026-09-10 04:49 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-75880?
CVE-2026-75880 is a medium vulnerability published on September 10, 2026. An authenticated client could attach a consumer with a selector containing crafted wildcard usage that results in excessive evaluation during message delivery attempts, occupying a shared broker thread and leading to denial of service. This issue affects Apache Artemis: from 2.50.0 through 2.56.0;…
When was CVE-2026-75880 disclosed?
CVE-2026-75880 was first published in the National Vulnerability Database on September 10, 2026, with the most recent update on September 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-75880 actively exploited?
CVE-2026-75880 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 64.8% of all scored CVEs.
What is the CVSS score of CVE-2026-75880?
CVE-2026-75880 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-75880?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-75880, 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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