CVE-2026-0283

HIGHNVD 7.27.2
EchelonGraph scoreMEDIUM confidence

Score 7.2 from GitHub Security Advisory published 2026-07-09. NVD baseline CVSS 7.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
7.2EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.2Exploit: None knownExposed: 0

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

An authentication bypass vulnerability in Large Scale VPN ( LSVPN) functionality of Palo Alto Networks PAN-OS software allows an attacker with network access to bypass security restrictions and establish an unauthorized site-to-site VPN connection.

Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

CVSS v3
7.2
EG Score
7.2(medium)
EG Risk
48(Track)
EG Risk 48/100SSVC: 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
Severity72% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
28%
KEV
Not listed

Published

July 9, 2026

Last Modified

August 11, 2026

Advisory Details (1)

Auto-updated Jul 9, 2026
No patch confirmed yet.
generic

CVE-2026-0283 PAN-OS: Authentication Bypass Vulnerability in Large Scale VPN (LSVPN)

https://security.paloaltonetworks.com/CVE-2026-0283

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 25× in last 7d / 109× 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 153 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-0283?
CVE-2026-0283 is a high vulnerability published on July 9, 2026. An authentication bypass vulnerability in Large Scale VPN ( LSVPN) functionality of Palo Alto Networks PAN-OS software allows an attacker with network access to bypass security restrictions and establish an unauthorized site-to-site VPN connection. Panorama, Cloud NGFW, and Prisma® Access are not…
When was CVE-2026-0283 disclosed?
CVE-2026-0283 was first published in the National Vulnerability Database on July 9, 2026, with the most recent update on August 11, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-0283 actively exploited?
CVE-2026-0283 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 72.1% of all scored CVEs.
What is the CVSS score of CVE-2026-0283?
CVE-2026-0283 has a CVSS v3 base score of 7.2 (NVD).
How do I remediate CVE-2026-0283?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-0283, 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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