CVE-2026-36720

HIGHPre-NVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.1 under CISA-ADP (Vulnrichment) CVSS v3.1 (NVD's own analysis pending). EPSS exploit probability: 0.2%, top 84% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.1Exploit: None knownExposed: 0

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

Insecure permissions in bookcars v8.3 allows authenticated attackers to escalate privileges from user to admin via modifying their user type.

CVSS v3
8.1
EG Score
8.1(medium)
EG Risk
41(Track)
EG Risk 41/100SSVC: 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
Severity81% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
16%
KEV
Not listed

Published

June 9, 2026

Last Modified

July 23, 2026

Advisory Details (1)

Auto-updated Jun 9, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Vulnerabilities/bookcars/vulnerability-3 at master · CC-T-454455/Vulnerabilities · GitHub

https://github.com/CC-T-454455/Vulnerabilities/tree/master/bookcars/vulnerability-3

Vendor Advisories for CVE-2026-36720(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 / 44× 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 219 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 04:24 UTCEG score recompute
  4. 2026-09-14 04:24 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. 2026-08-31 00:28 UTCEG score recompute
  18. 2026-08-31 00:28 UTCGHSA enrichment
  19. 2026-08-30 19:17 UTCEPSS rescore
  20. 2026-08-30 01:22 UTCEPSS rescore
  21. 2026-08-28 21:41 UTCEPSS rescore
  22. 2026-08-27 14:25 UTCEPSS rescore
  23. 2026-08-26 14:46 UTCEPSS rescore
  24. 2026-08-25 13:49 UTCEPSS rescore
  25. 2026-08-25 00:48 UTCEG score recompute
Show 75 more
  1. 2026-08-25 00:48 UTCGHSA enrichment
  2. 2026-08-23 23:28 UTCGHSA enrichment
  3. 2026-08-23 11:03 UTCEG score recompute
  4. 2026-08-23 11:03 UTCGHSA enrichment
  5. 2026-08-23 00:19 UTCEPSS rescore
  6. 2026-08-21 23:49 UTCEPSS rescore
  7. 2026-08-21 19:46 UTCGHSA enrichment
  8. 2026-08-21 08:11 UTCEG score recompute
  9. 2026-08-21 08:11 UTCGHSA enrichment
  10. 2026-08-20 22:55 UTCEPSS rescore
  11. 2026-08-20 20:32 UTCGHSA enrichment
  12. 2026-08-20 08:57 UTCEG score recompute
  13. 2026-08-20 08:57 UTCGHSA enrichment
  14. 2026-08-19 17:03 UTCEPSS rescore
  15. 2026-08-19 15:42 UTCEG score recompute
  16. 2026-08-19 15:42 UTCGHSA enrichment
  17. 2026-08-18 13:48 UTCEPSS rescore
  18. 2026-08-17 13:47 UTCEPSS rescore
  19. 2026-08-17 11:52 UTCGHSA enrichment
  20. 2026-08-17 00:17 UTCEG score recompute
  21. 2026-08-17 00:17 UTCGHSA enrichment
  22. 2026-08-16 14:56 UTCEPSS rescore
  23. 2026-08-16 11:59 UTCEG score recompute
  24. 2026-08-16 11:59 UTCGHSA enrichment
  25. 2026-08-16 02:14 UTCEPSS rescore
  26. 2026-08-16 00:24 UTCGHSA enrichment
  27. 2026-08-15 11:21 UTCGHSA enrichment
  28. 2026-08-14 21:30 UTCGHSA enrichment
  29. 2026-08-14 09:55 UTCGHSA enrichment
  30. 2026-08-13 22:20 UTCEG score recompute
  31. 2026-08-13 22:20 UTCGHSA enrichment
  32. 2026-08-13 22:00 UTCEPSS rescore
  33. 2026-08-13 07:55 UTCGHSA enrichment
  34. 2026-08-12 19:12 UTCEG score recompute
  35. 2026-08-12 19:12 UTCGHSA enrichment
  36. 2026-08-12 13:51 UTCEPSS rescore
  37. 2026-08-12 07:37 UTCGHSA enrichment
  38. 2026-08-11 19:28 UTCEG score recompute
  39. 2026-08-11 19:28 UTCGHSA enrichment
  40. 2026-08-11 07:53 UTCEG score recompute
  41. 2026-08-11 07:53 UTCGHSA enrichment
  42. 2026-08-11 00:00 UTCEPSS rescore
  43. 2026-08-10 20:18 UTCGHSA enrichment
  44. 2026-08-10 04:24 UTCGHSA enrichment
  45. 2026-08-09 16:49 UTCEG score recompute
  46. 2026-08-09 16:49 UTCGHSA enrichment
  47. 2026-08-09 13:46 UTCEPSS rescore
  48. 2026-08-09 05:14 UTCGHSA enrichment
  49. 2026-08-08 17:39 UTCEG score recompute
  50. 2026-08-08 17:39 UTCGHSA enrichment
  51. 2026-08-08 16:37 UTCEPSS rescore
  52. 2026-08-08 06:03 UTCGHSA enrichment
  53. 2026-08-07 18:28 UTCEG score recompute
  54. 2026-08-07 18:28 UTCGHSA enrichment
  55. 2026-08-07 06:53 UTCGHSA enrichment
  56. 2026-08-06 19:18 UTCEG score recompute
  57. 2026-08-06 19:18 UTCGHSA enrichment
  58. 2026-08-06 13:46 UTCEPSS rescore
  59. 2026-08-06 07:43 UTCGHSA enrichment
  60. 2026-08-05 20:07 UTCEG score recompute
  61. 2026-08-05 20:07 UTCGHSA enrichment
  62. 2026-08-05 19:17 UTCEPSS rescore
  63. 2026-08-04 16:00 UTCEG score recompute
  64. 2026-08-04 16:00 UTCGHSA enrichment
  65. 2026-08-04 15:10 UTCEPSS rescore
  66. 2026-08-04 10:38 UTCEPSS rescore
  67. 2026-08-04 02:31 UTCGHSA enrichment
  68. 2026-08-03 14:56 UTCEG score recompute
  69. 2026-08-03 14:56 UTCGHSA enrichment
  70. 2026-08-03 10:36 UTCEPSS rescore
  71. 2026-08-02 20:46 UTCGHSA enrichment
  72. 2026-08-02 09:10 UTCEG score recompute
  73. 2026-08-02 09:10 UTCGHSA enrichment
  74. 2026-08-02 02:27 UTCEPSS rescore
  75. 2026-08-01 21:35 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-36720?
CVE-2026-36720 is a high vulnerability published on June 9, 2026. Insecure permissions in bookcars v8.3 allows authenticated attackers to escalate privileges from user to admin via modifying their user type.
When was CVE-2026-36720 disclosed?
CVE-2026-36720 was first published in the National Vulnerability Database on June 9, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-36720 actively exploited?
CVE-2026-36720 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 83.8% of all scored CVEs.
What is the CVSS score of CVE-2026-36720?
CVE-2026-36720 has a CVSS v3.1 base score of 8.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-36720?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-36720, 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.

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