CVE-2026-42537

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-10. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

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

Remote Code Execution via JDBC URL Injection in Apache Ranger <= 2.8.0 Users are recommended to upgrade to version 2.9.0, which fixes this issue.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
60(Track)
EG Risk 60/100SSVC: 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
Severity98% × 45%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
66%
KEV
Not listed

Published

August 10, 2026

Last Modified

August 17, 2026

Advisory Details (2)

Auto-updated Aug 17, 2026
No patch confirmed yet.
generic

oss-security - CVE-2026-42537: Apache Ranger: Remote Code Execution via JDBC URL Injection

http://www.openwall.com/lists/oss-security/2026/08/09/5
generic
https://lists.apache.org/thread/ymwvz8cwv3wm8fq21pnd7fco0l1m4wrp

Vendor Advisories for CVE-2026-42537(1)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 53× in last 7d / 75× 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. 2026-08-21 04:52 UTCGHSA enrichment
  2. 2026-08-21 00:41 UTCEG score recompute
  3. 2026-08-21 00:41 UTCGHSA enrichment
  4. 2026-08-20 22:55 UTCEPSS rescore
  5. 2026-08-20 20:29 UTCGHSA enrichment
  6. 2026-08-20 16:17 UTCGHSA enrichment
  7. 2026-08-20 12:05 UTCGHSA enrichment
  8. 2026-08-20 07:43 UTCGHSA enrichment
  9. 2026-08-20 03:32 UTCGHSA enrichment
  10. 2026-08-19 23:21 UTCGHSA enrichment
  11. 2026-08-19 19:10 UTCEG score recompute
  12. 2026-08-19 19:09 UTCGHSA enrichment
  13. 2026-08-19 17:03 UTCEPSS rescore
  14. 2026-08-19 14:54 UTCGHSA enrichment
  15. 2026-08-19 10:42 UTCGHSA enrichment
  16. 2026-08-19 06:23 UTCGHSA enrichment
  17. 2026-08-19 01:51 UTCGHSA enrichment
  18. 2026-08-18 21:40 UTCGHSA enrichment
  19. 2026-08-18 17:25 UTCEG score recompute
  20. 2026-08-18 17:25 UTCGHSA enrichment
  21. 2026-08-18 13:48 UTCEPSS rescore
  22. 2026-08-18 11:56 UTCGHSA enrichment
  23. 2026-08-18 07:44 UTCGHSA enrichment
  24. 2026-08-18 03:32 UTCGHSA enrichment
  25. 2026-08-17 23:20 UTCGHSA enrichment
Show 50 more
  1. 2026-08-17 19:08 UTCGHSA enrichment
  2. 2026-08-17 14:06 UTCEG score recompute
  3. 2026-08-17 14:06 UTCGHSA enrichment
  4. 2026-08-17 13:47 UTCEPSS rescore
  5. 2026-08-17 09:55 UTCGHSA enrichment
  6. 2026-08-17 05:44 UTCGHSA enrichment
  7. 2026-08-17 01:29 UTCGHSA enrichment
  8. 2026-08-16 21:18 UTCGHSA enrichment
  9. 2026-08-16 17:07 UTCEG score recompute
  10. 2026-08-16 17:07 UTCGHSA enrichment
  11. 2026-08-16 14:56 UTCEPSS rescore
  12. 2026-08-16 12:56 UTCGHSA enrichment
  13. 2026-08-16 08:45 UTCGHSA enrichment
  14. 2026-08-16 04:34 UTCEG score recompute
  15. 2026-08-16 04:34 UTCGHSA enrichment
  16. 2026-08-16 02:14 UTCEPSS rescore
  17. 2026-08-16 00:23 UTCGHSA enrichment
  18. 2026-08-15 20:12 UTCGHSA enrichment
  19. 2026-08-15 16:01 UTCGHSA enrichment
  20. 2026-08-15 11:50 UTCGHSA enrichment
  21. 2026-08-15 07:39 UTCGHSA enrichment
  22. 2026-08-15 03:28 UTCEG score recompute
  23. 2026-08-15 03:28 UTCGHSA enrichment
  24. 2026-08-15 01:30 UTCEPSS rescore
  25. 2026-08-14 23:17 UTCGHSA enrichment
  26. 2026-08-14 19:06 UTCGHSA enrichment
  27. 2026-08-14 14:55 UTCGHSA enrichment
  28. 2026-08-14 10:44 UTCGHSA enrichment
  29. 2026-08-14 06:33 UTCGHSA enrichment
  30. 2026-08-14 02:21 UTCGHSA enrichment
  31. 2026-08-13 22:10 UTCEG score recompute
  32. 2026-08-13 22:10 UTCGHSA enrichment
  33. 2026-08-13 22:00 UTCEPSS rescore
  34. 2026-08-13 17:59 UTCGHSA enrichment
  35. 2026-08-13 13:48 UTCGHSA enrichment
  36. 2026-08-13 09:36 UTCGHSA enrichment
  37. 2026-08-13 05:25 UTCGHSA enrichment
  38. 2026-08-13 01:14 UTCGHSA enrichment
  39. 2026-08-12 21:03 UTCGHSA enrichment
  40. 2026-08-12 20:47 UTCEG score recompute
  41. 2026-08-12 20:47 UTCGHSA enrichment
  42. 2026-08-12 16:36 UTCGHSA enrichment
  43. 2026-08-12 15:36 UTCEG score recompute▲ 9.80
  44. 2026-08-12 15:36 UTCGHSA enrichment
  45. 2026-08-12 15:35 UTCMITRE cvelistV5CVSS v3 → 9.8 · severity → CRITICAL
  46. 2026-08-12 13:51 UTCEPSS rescore
  47. 2026-08-11 13:43 UTCEPSS rescore
  48. 2026-08-10 11:19 UTCNVD update
  49. 2026-08-10 10:31 UTCEG score recompute
  50. 2026-08-10 10:31 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-42537?
CVE-2026-42537 is a critical vulnerability published on August 10, 2026. Remote Code Execution via JDBC URL Injection in Apache Ranger <= 2.8.0 Users are recommended to upgrade to version 2.9.0, which fixes this issue.
When was CVE-2026-42537 disclosed?
CVE-2026-42537 was first published in the National Vulnerability Database on August 10, 2026, with the most recent update on August 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-42537 actively exploited?
CVE-2026-42537 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 34.2% of all scored CVEs.
What is the CVSS score of CVE-2026-42537?
CVE-2026-42537 has a CVSS v3.1 base score of 9.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-42537?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-42537, 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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