CVE-2026-0276

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: LOW) published 2026-07-09. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: None knownExposed: 0

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

A privilege escalation vulnerability in Palo Alto Networks Cortex® XDR Broker VM enables a locally authenticated user to perform actions as the root user.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: 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
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
4%
KEV
Not listed

Published

July 9, 2026

Last Modified

July 16, 2026

Advisory Details (1)

Auto-updated Jul 16, 2026
No patch confirmed yet.
generic

CVE-2026-0276 Cortex XDR Broker VM: Privilege Escalation (PE) Vulnerability

https://security.paloaltonetworks.com/CVE-2026-0276

Vendor Advisories for CVE-2026-0276(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 10× in last 7d / 58× 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 179 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-0276?
CVE-2026-0276 is a high vulnerability published on July 9, 2026. A privilege escalation vulnerability in Palo Alto Networks Cortex® XDR Broker VM enables a locally authenticated user to perform actions as the root user.
When was CVE-2026-0276 disclosed?
CVE-2026-0276 was first published in the National Vulnerability Database on July 9, 2026, with the most recent update on July 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-0276 actively exploited?
CVE-2026-0276 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 95.9% of all scored CVEs.
What is the CVSS score of CVE-2026-0276?
CVE-2026-0276 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-0276?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-0276, 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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