CVE-2026-36501

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-06-05. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: None knownExposed: 0

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

An issue in the Externalizable.readExternal() component of Controller v12.0.5 allows attackers to cause a Denial of Service (DoS) via a crafted input.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity75% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
20%
KEV
Not listed

Published

June 5, 2026

Last Modified

June 9, 2026

Advisory Details (2)

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

ODL-Raft-Bug/README.md at main · majdlatah/ODL-Raft-Bug · GitHub

https://github.com/majdlatah/ODL-Raft-Bug/blob/main/README.md
generic

Controller — OpenDaylight Documentation Titanium documentation

https://docs.opendaylight.org/en/stable-titanium/release-notes/projects/controller.html

Vendor Advisories for CVE-2026-36501(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 / 39× 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 233 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-36501?
CVE-2026-36501 is a high vulnerability published on June 5, 2026. An issue in the Externalizable.readExternal() component of Controller v12.0.5 allows attackers to cause a Denial of Service (DoS) via a crafted input.
When was CVE-2026-36501 disclosed?
CVE-2026-36501 was first published in the National Vulnerability Database on June 5, 2026, with the most recent update on June 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-36501 actively exploited?
CVE-2026-36501 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 79.7% of all scored CVEs.
What is the CVSS score of CVE-2026-36501?
CVE-2026-36501 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-36501?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-36501, 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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