CVE-2026-14362

MEDIUMPre-NVD 4.94.9—
EchelonGraph scoreMEDIUM confidence

Score 4.9 from GitHub Security Advisory published 2026-07-08. a secondary CVSS source baseline 4.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — Patch released this week
4.9EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.9Exploit: None knownExposed: 0

A fix is available — apply it.

HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling that may allow an attacker with network access to the gossip port to exhaust memory on a receiving node and cause the process to terminate. This vulnerability (CVE-2026-14362) is fixed in memberlist 0.6.0.

CVSS v3
4.9
EG Score
4.9(medium)
EG Risk
22(Track)
EG Risk 22/100SSVC: 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
Severity49% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
37%
KEV
Not listed

Published

July 8, 2026

Last Modified

July 9, 2026

Advisory Details (1)

Auto-updated Jul 8, 2026
No patch confirmed yet.
generic

HCSEC-2026-18 - Memberlist vulnerable to denial of service via gossip message - Security - HashiCorp Discuss

https://discuss.hashicorp.com/t/hcsec-2026-18-memberlist-vulnerable-to-denial-of-service-via-gossip-message/77556

Vendor Advisories for CVE-2026-14362(12)

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

Patch Availability(10)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatrhacm2/prometheus-alertmanager-rhel9:17869769792026-08-26redhat
redhatopenshift4/ose-prometheus-alertmanager-rhel9:17869844182026-08-26redhat
redhatrhacm2/prometheus-alertmanager-rhel9:17872631822026-08-26redhat
redhatrhacm2/prometheus-alertmanager-rhel9:17872297002026-08-26redhat
redhatrhacm2/prometheus-alertmanager-rhel9:17872636232026-08-26redhat
redhatopenshift4/ose-prometheus-alertmanager-rhel9:17870207212026-08-25redhat
redhatrhacm2/prometheus-alertmanager-rhel9:17869091562026-08-19redhat
redhatopenshift4/ose-prometheus-alertmanager-rhel9:17865849322026-08-18redhat
redhatopenshift4/ose-prometheus-alertmanager-rhel9:17865002102026-08-18redhat
redhatrhacm2/prometheus-alertmanager-rhel9:17865478242026-08-12redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 18× in last 7d / 95× 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.

Showing the most recent 100 of 141 total refreshes for this CVE.

  1. 2026-08-30 07:30 UTCEG score recompute
  2. 2026-08-30 07:30 UTCVendor advisory
  3. 2026-08-30 07:30 UTCGHSA enrichment
  4. 2026-08-30 01:21 UTCEPSS rescore
  5. 2026-08-28 21:40 UTCEPSS rescore
  6. 2026-08-27 21:50 UTCEG score recompute
  7. 2026-08-27 21:50 UTCVendor advisory
  8. 2026-08-27 21:50 UTCGHSA enrichment
  9. 2026-08-27 14:24 UTCEPSS rescore
  10. 2026-08-26 08:23 UTCEG score recompute
  11. 2026-08-26 08:23 UTCVendor advisory
  12. 2026-08-26 08:23 UTCGHSA enrichment
  13. 2026-08-25 13:48 UTCEPSS rescore
  14. 2026-08-25 03:09 UTCEG score recompute
  15. 2026-08-25 03:09 UTCVendor advisory
  16. 2026-08-25 03:09 UTCGHSA enrichment
  17. 2026-08-24 04:14 UTCVendor advisory
  18. 2026-08-24 04:14 UTCGHSA enrichment
  19. 2026-08-23 05:21 UTCEG score recompute
  20. 2026-08-23 05:21 UTCVendor advisory
  21. 2026-08-23 05:21 UTCGHSA enrichment
  22. 2026-08-23 00:19 UTCEPSS rescore
  23. 2026-08-22 06:27 UTCEG score recompute
  24. 2026-08-22 06:27 UTCVendor advisory
  25. 2026-08-22 06:27 UTCGHSA enrichment
Show 75 more
  1. 2026-08-21 23:48 UTCEPSS rescore
  2. 2026-08-21 07:34 UTCEG score recompute
  3. 2026-08-21 07:34 UTCVendor advisory
  4. 2026-08-21 07:34 UTCGHSA enrichment
  5. 2026-08-20 22:55 UTCEPSS rescore
  6. 2026-08-20 08:41 UTCEG score recompute
  7. 2026-08-20 08:41 UTCVendor advisory
  8. 2026-08-20 08:41 UTCGHSA enrichment
  9. 2026-08-19 17:03 UTCEPSS rescore
  10. 2026-08-19 09:48 UTCEG score recompute
  11. 2026-08-19 09:48 UTCVendor advisory
  12. 2026-08-19 09:47 UTCGHSA enrichment
  13. 2026-08-18 13:48 UTCEPSS rescore
  14. 2026-08-18 10:50 UTCEG score recompute
  15. 2026-08-18 10:50 UTCVendor advisory
  16. 2026-08-18 10:50 UTCGHSA enrichment
  17. 2026-08-17 11:25 UTCEG score recompute
  18. 2026-08-17 11:25 UTCVendor advisory
  19. 2026-08-17 11:25 UTCGHSA enrichment
  20. 2026-08-16 14:56 UTCEPSS rescore
  21. 2026-08-16 12:32 UTCEG score recompute
  22. 2026-08-16 12:32 UTCVendor advisory
  23. 2026-08-16 12:32 UTCGHSA enrichment
  24. 2026-08-16 02:14 UTCEPSS rescore
  25. 2026-08-15 13:39 UTCEG score recompute
  26. 2026-08-15 13:39 UTCVendor advisory
  27. 2026-08-15 13:39 UTCGHSA enrichment
  28. 2026-08-15 01:30 UTCEPSS rescore
  29. 2026-08-14 14:41 UTCEG score recompute
  30. 2026-08-14 14:41 UTCVendor advisory
  31. 2026-08-14 14:41 UTCGHSA enrichment
  32. 2026-08-13 22:00 UTCEPSS rescore
  33. 2026-08-13 15:48 UTCVendor advisory
  34. 2026-08-13 15:48 UTCGHSA enrichment
  35. 2026-08-12 16:55 UTCEG score recompute
  36. 2026-08-12 16:55 UTCGHSA enrichment
  37. 2026-08-12 13:50 UTCEPSS rescore
  38. 2026-08-11 18:02 UTCEG score recompute
  39. 2026-08-11 18:02 UTCGHSA enrichment
  40. 2026-08-11 13:42 UTCEPSS rescore
  41. 2026-08-10 23:59 UTCEPSS rescore
  42. 2026-08-10 19:07 UTCGHSA enrichment
  43. 2026-08-09 20:14 UTCEG score recompute
  44. 2026-08-09 20:14 UTCGHSA enrichment
  45. 2026-08-09 13:46 UTCEPSS rescore
  46. 2026-08-08 21:21 UTCEG score recompute
  47. 2026-08-08 21:21 UTCGHSA enrichment
  48. 2026-08-08 16:37 UTCEPSS rescore
  49. 2026-08-07 22:27 UTCEG score recompute
  50. 2026-08-07 22:27 UTCGHSA enrichment
  51. 2026-08-06 23:34 UTCEG score recompute
  52. 2026-08-06 23:34 UTCGHSA enrichment
  53. 2026-08-06 13:46 UTCEPSS rescore
  54. 2026-08-06 00:41 UTCEG score recompute
  55. 2026-08-06 00:41 UTCGHSA enrichment
  56. 2026-08-05 19:17 UTCEPSS rescore
  57. 2026-08-05 01:48 UTCEG score recompute
  58. 2026-08-05 01:48 UTCGHSA enrichment
  59. 2026-08-04 15:09 UTCEPSS rescore
  60. 2026-08-04 10:38 UTCEPSS rescore
  61. 2026-08-04 02:55 UTCEG score recompute
  62. 2026-08-04 02:55 UTCGHSA enrichment
  63. 2026-08-03 10:35 UTCEPSS rescore
  64. 2026-08-03 04:02 UTCGHSA enrichment
  65. 2026-08-02 05:09 UTCEG score recompute
  66. 2026-08-02 05:09 UTCGHSA enrichment
  67. 2026-08-02 02:26 UTCEPSS rescore
  68. 2026-08-01 06:16 UTCEG score recompute
  69. 2026-08-01 06:16 UTCGHSA enrichment
  70. 2026-08-01 04:15 UTCEPSS rescore
  71. 2026-07-31 07:20 UTCEG score recompute
  72. 2026-07-31 07:20 UTCGHSA enrichment
  73. 2026-07-30 16:27 UTCEPSS rescore
  74. 2026-07-30 08:23 UTCEG score recompute
  75. 2026-07-30 08:23 UTCGHSA enrichment

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-14362?
CVE-2026-14362 is a medium vulnerability published on July 8, 2026. HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling that may allow an attacker with network access to the gossip port to exhaust memory on a receiving node and cause the process to terminate. This vulnerability (CVE-2026-14362) is…
When was CVE-2026-14362 disclosed?
CVE-2026-14362 was first published in the National Vulnerability Database on July 8, 2026, with the most recent update on July 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-14362 actively exploited?
CVE-2026-14362 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 63.4% of all scored CVEs.
What is the CVSS score of CVE-2026-14362?
CVE-2026-14362 has a CVSS v3 base score of 4.9 (NVD).
How do I remediate CVE-2026-14362?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-14362, 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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