CVE-2026-92860

CRITICALPre-NVD 9.19.1—
EchelonGraph scoreHIGH confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2026-09-17. A secondary CVSS source baseline 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.9%CVSS: 9.1Exploit: Elevated riskExposed services: Not assessed

A fix is available — apply it.

A security flaw has been discovered in rcourtman Pulse up to 6.0.4/6.1.0-rc.4. Affected by this issue is the function fmt.Sprintf of the file /api/security/quick-setup of the component Quick Security Setup Handler. The manipulation of the argument Username results in improper input validation. The attack may be performed from remote. Upgrading the affected component is advised.

CVSS v3
9.1
EG Score
9.1CRITICALhigh confidence
EG Risk
57
EG Risk 57/100CISA 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
Severity91% × 45%
Exploitation40% × 40%
Automatability0% × 15%
CISA SSVC: Track at low, Track* at medium and Attend at high mission impact.
Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
0.9%
EPSS %ILE
56th
KEV
Not listed

CISA SSVCTrack at low, Track* at medium and Attend at high mission impact.

A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (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

September 17, 2026

Last Modified

September 19, 2026

Advisory Details (2)

Auto-updated Sep 17, 2026
🔬 Proof of concept available. Patch available. Sources: github.
generic

GitHub - rcourtman/Pulse: Monitoring for Proxmox, Docker, Kubernetes, TrueNAS, and vSphere that watches your infrastructure for you: smart alerts, AI patrols that catch silent failures, and verified fixes · GitHub

https://github.com/rcourtman/Pulse/
github Patch Available🟡 PoC Available

Systemd Unit File Injection via Unsanitized Username Field · Advisory · rcourtman/Pulse · GitHub

https://github.com/rcourtman/Pulse/security/advisories/GHSA-rr3f-jjrr-3qxv

Vendor Advisories for CVE-2026-92860(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 54× in last 7d / 148× 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 148 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-92860?
CVE-2026-92860 is a critical vulnerability published on September 17, 2026. A security flaw has been discovered in rcourtman Pulse up to 6.0.4/6.1.0-rc.4. Affected by this issue is the function fmt.Sprintf of the file /api/security/quick-setup of the component Quick Security Setup Handler. The manipulation of the argument Username results in improper input validation. The…
When was CVE-2026-92860 disclosed?
CVE-2026-92860 was first published on September 17, 2026, with the most recent update on September 19, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-92860 actively exploited?
CVE-2026-92860 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.9% probability of exploitation in the next 30 days (56th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-92860?
CVE-2026-92860 has a CVSS base score of 9.1 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-92860?
A fix for CVE-2026-92860 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-92860 are linked in the Vendor Advisories panel on this page.

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