CVE-2026-45391

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-12. 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
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.

A command injection vulnerability in Cribl Edge for Linux versions 3.2.0 through 4.17.0 allows a local unprivileged user to execute arbitrary commands in the context of the Cribl Edge service account.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
57%
KEV
Not listed

Published

May 12, 2026

Last Modified

June 2, 2026

Advisory Details (2)

Auto-updated Sep 2, 2026
No patch confirmed yet.
generic

TrustShare

https://trust.cribl.io/notifications
generic

Cribl Edge 4.17.1 | Cribl Docs

https://docs.cribl.io/edge/release-notes/release-v4171#security-fixes

Vendor Advisories for CVE-2026-45391(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 5× in last 7d / 79× 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 294 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-45391?
CVE-2026-45391 is a critical vulnerability published on May 12, 2026. A command injection vulnerability in Cribl Edge for Linux versions 3.2.0 through 4.17.0 allows a local unprivileged user to execute arbitrary commands in the context of the Cribl Edge service account.
When was CVE-2026-45391 disclosed?
CVE-2026-45391 was first published in the National Vulnerability Database on May 12, 2026, with the most recent update on June 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-45391 actively exploited?
CVE-2026-45391 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 43.1% of all scored CVEs.
What is the CVSS score of CVE-2026-45391?
CVE-2026-45391 has a CVSS v3.1 base score of 9.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-45391?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-45391, 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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