CVE-2026-41500

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 1.6%, top 28% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 2%CVSS: 9.8Exploit: NoneExposed: 0

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

electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.3.8, a command injection vulnerability exists in github.com/elcterm/electerm/npm/install.js:150. The runMac() function appends attacker-controlled remote releaseInfo.name directly into an exec("open ...") command without validation. This issue has been patched in version 3.3.8.

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
72.5%
KEV
Not listed

Published

May 8, 2026

Last Modified

May 8, 2026

Advisory Details (3)

Auto-updated May 9, 2026
Patch available. Sources: github.
github Patch Available

electerm_npm_install_script_macOS_CommandInjection Vulnerability Report · Advisory · electerm/electerm · GitHub

https://github.com/electerm/electerm/security/advisories/GHSA-wxw2-rwmh-vr8f
generic

Release v3.3.8 · electerm/electerm · GitHub

https://github.com/electerm/electerm/releases/tag/v3.3.8
generic

Fix npm install.js security issue, support `npm i -g electerm` to dep… · electerm/electerm@59708b3 · GitHub

https://github.com/electerm/electerm/commit/59708b38c8a52f5db59d7d4eff98e31d573128ee

Affected Packages

(1 across 1 ecosystem)
npm(1)
PackageVulnerable rangeFixed inDependents
electerm—3.3.8—

Data Freshness Timeline

(refreshed 8× in last 7d / 48× 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 163 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-41500?
CVE-2026-41500 is a critical vulnerability published on May 8, 2026. electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.3.8, a command injection vulnerability exists in github.com/elcterm/electerm/npm/install.js:150. The runMac() function appends attacker-controlled remote releaseInfo.name directly into an…
When was CVE-2026-41500 disclosed?
CVE-2026-41500 was first published in the National Vulnerability Database on May 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-41500 actively exploited?
CVE-2026-41500 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 72.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-41500?
CVE-2026-41500 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-41500?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-41500, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-41500

Explore →

Is Your Infrastructure Affected by CVE-2026-41500?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs