CVE-2026-18695

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory (severity: HIGH) published 2026-08-11. A secondary CVSS source baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
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: 0.4%CVSS: 6.5Exploit: None knownExposed services: Not assessed

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

An issue in MongoDB Server's handling of certain query predicates against time-series collections with a metaField could allow an authenticated user with write access to cause the server process to terminate unexpectedly, resulting in a denial of service.

CVSS v3
6.5
EG Score
6.5MEDIUMmedium confidence
EG Risk
29
EG Risk 29/100CISA SSVC

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%
CISA SSVC: Track at every mission impact level.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.4%
EPSS %ILE
32nd
KEV
Not listed

CISA SSVCTrack at every mission impact level.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 11, 2026

Last Modified

September 16, 2026

Advisory Details (1)

Auto-updated Aug 11, 2026
No patch confirmed yet.
generic

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https://jira.mongodb.org/browse/SERVER-129460

Vendor Advisories for CVE-2026-18695(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 13× in last 7d / 68× 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 140 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-18695?
CVE-2026-18695 is a medium vulnerability published on August 11, 2026. An issue in MongoDB Server's handling of certain query predicates against time-series collections with a metaField could allow an authenticated user with write access to cause the server process to terminate unexpectedly, resulting in a denial of service.
When was CVE-2026-18695 disclosed?
CVE-2026-18695 was first published on August 11, 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-2026-18695 actively exploited?
CVE-2026-18695 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% probability of exploitation in the next 30 days (32nd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-18695?
CVE-2026-18695 has a CVSS base score of 6.5 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-18695?
No fix for CVE-2026-18695 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-18695 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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