CVE-2026-36828

HIGHNVD 8.88.8
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-05-19. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
8.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 2%CVSS: 8.8Exploit: NoneExposed: 0

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

A command injection vulnerability exists in the /cgi-bin/tools/ajax_cmd endpoint of Panabit PAP-XM320 up to and including v7.7. The CGI component allows authenticated users to execute arbitrary shell commands with root privileges via the action=runcmd parameter.

CVSS v3
8.8
EG Score
8.8(medium)
EPSS
74.1%
KEV
Not listed

Published

May 19, 2026

Last Modified

May 19, 2026

Advisory Details (2)

Auto-updated May 19, 2026
No patch confirmed yet.

Vendor Advisories for CVE-2026-36828(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 9× in last 7d / 61× 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 164 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-36828?
CVE-2026-36828 is a high vulnerability published on May 19, 2026. A command injection vulnerability exists in the /cgi-bin/tools/ajax_cmd endpoint of Panabit PAP-XM320 up to and including v7.7. The CGI component allows authenticated users to execute arbitrary shell commands with root privileges via the action=runcmd parameter.
When was CVE-2026-36828 disclosed?
CVE-2026-36828 was first published in the National Vulnerability Database on May 19, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-36828 actively exploited?
CVE-2026-36828 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 74.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-36828?
CVE-2026-36828 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-36828?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-36828, 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

Explore the affected products and dependency analysis for CVE-2026-36828

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