CVE-2026-0283

HIGHNVD 7.27.2—
EchelonGraph scoreHIGH 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 — 5 sources updated this week
7.2
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 7.2Exploit: NoneExposed: 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(high)
EPSS
43.5%
KEV
Not listed

Published

July 9, 2026

Last Modified

July 13, 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

Vendor Advisories for CVE-2026-0283(2)

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 14× in last 7d / 14× 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.

  1. 2026-07-13 14:18 UTCEG score recompute▲ 2.70
  2. 2026-07-13 14:18 UTCGHSA enrichment
  3. 2026-07-13 14:08 UTCNVD updateCVSS v3 → 7.2 · severity → HIGH
  4. 2026-07-13 06:12 UTCEPSS rescore
  5. 2026-07-12 15:32 UTCEG score recompute
  6. 2026-07-12 15:32 UTCGHSA enrichment
  7. 2026-07-12 05:46 UTCEPSS rescore
  8. 2026-07-11 16:46 UTCEG score recompute
  9. 2026-07-11 16:46 UTCGHSA enrichment
  10. 2026-07-11 08:27 UTCEPSS rescore
  11. 2026-07-10 17:59 UTCEG score recompute
  12. 2026-07-10 17:59 UTCGHSA enrichment
  13. 2026-07-09 19:12 UTCEG score recompute
  14. 2026-07-09 19:12 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

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 July 13, 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 43.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
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

Explore the affected products and dependency analysis for CVE-2026-0283

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