CVE-2026-0289

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory (severity: LOW) published 2026-08-13. NVD baseline CVSS 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.2%CVSS: 6.5Exploit: None knownExposed services: Not assessed

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

A security bypass vulnerability in the Account Protection feature of Palo Alto Networks Prisma® Browser enables a user to bypass intended security controls.

CVSS v3
6.5
EG Score
6.5MEDIUMmedium confidence
EG Risk
29
EG Risk 29/100CISA SSVC

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
Severity65% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.2%
EPSS %ILE
12th
KEV
Not listed

CISA SSVCTrack at every mission impact level.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 13, 2026

Last Modified

September 9, 2026

Advisory Details (1)

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

PAN-SA-2026-0011 Chromium: Monthly Vulnerability Update (August 2026)

https://security.paloaltonetworks.com/CVE-2026-0289

Vendor Advisories for CVE-2026-0289(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 12× in last 7d / 66× 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 105 total refreshes for this CVE.

  1. 2026-10-04 23:21 UTCEPSS rescore
  2. 2026-10-04 22:26 UTCGHSA enrichment
  3. 2026-10-03 19:54 UTCEG score recompute
  4. 2026-10-03 19:54 UTCGHSA enrichment
  5. 2026-10-03 14:25 UTCEPSS rescore
  6. 2026-10-02 08:07 UTCEG score recompute
  7. 2026-10-02 08:07 UTCGHSA enrichment
  8. 2026-10-01 19:49 UTCEPSS rescore
  9. 2026-09-30 21:52 UTCEG score recompute
  10. 2026-09-30 21:52 UTCGHSA enrichment
  11. 2026-09-30 15:02 UTCEPSS rescore
  12. 2026-09-29 15:20 UTCEPSS rescore
  13. 2026-09-28 13:50 UTCEPSS rescore
  14. 2026-09-28 09:39 UTCEG score recompute
  15. 2026-09-28 09:39 UTCGHSA enrichment
  16. 2026-09-27 09:50 UTCEG score recompute
  17. 2026-09-27 09:50 UTCGHSA enrichment
  18. 2026-09-26 15:58 UTCEPSS rescore
  19. 2026-09-25 03:38 UTCEG score recompute
  20. 2026-09-25 03:38 UTCGHSA enrichment
  21. 2026-09-24 00:11 UTCEG score recompute
  22. 2026-09-24 00:11 UTCGHSA enrichment
  23. 2026-09-23 13:47 UTCEPSS rescore
  24. 2026-09-23 00:07 UTCEG score recompute
  25. 2026-09-23 00:07 UTCGHSA enrichment
Show 75 more
  1. 2026-09-22 00:17 UTCEG score recompute
  2. 2026-09-22 00:17 UTCGHSA enrichment
  3. 2026-09-21 00:14 UTCEG score recompute
  4. 2026-09-21 00:14 UTCGHSA enrichment
  5. 2026-09-20 20:15 UTCEPSS rescore
  6. 2026-09-20 00:12 UTCEG score recompute
  7. 2026-09-20 00:12 UTCGHSA enrichment
  8. 2026-09-19 00:20 UTCEG score recompute
  9. 2026-09-19 00:20 UTCGHSA enrichment
  10. 2026-09-18 19:27 UTCEPSS rescore
  11. 2026-09-18 00:31 UTCEG score recompute
  12. 2026-09-18 00:31 UTCGHSA enrichment
  13. 2026-09-17 00:15 UTCEG score recompute
  14. 2026-09-17 00:15 UTCGHSA enrichment
  15. 2026-09-16 05:14 UTCEPSS rescore
  16. 2026-09-15 16:07 UTCEG score recompute
  17. 2026-09-15 16:07 UTCGHSA enrichment
  18. 2026-09-14 16:17 UTCEG score recompute
  19. 2026-09-14 16:17 UTCGHSA enrichment
  20. 2026-09-13 16:46 UTCEPSS rescore
  21. 2026-09-13 16:27 UTCGHSA enrichment
  22. 2026-09-12 16:37 UTCEG score recompute
  23. 2026-09-12 16:37 UTCGHSA enrichment
  24. 2026-09-12 15:00 UTCEPSS rescore
  25. 2026-09-11 16:47 UTCEG score recompute
  26. 2026-09-11 16:47 UTCGHSA enrichment
  27. 2026-09-11 14:52 UTCEPSS rescore
  28. 2026-09-11 09:36 UTCEPSS rescore
  29. 2026-09-10 16:57 UTCEG score recompute
  30. 2026-09-10 16:57 UTCGHSA enrichment
  31. 2026-09-10 09:34 UTCEPSS rescore
  32. 2026-09-09 16:53 UTCEG score recompute▲ 6.00
  33. 2026-09-09 16:53 UTCGHSA enrichment
  34. 2026-09-09 16:27 UTCNVD updateCVSS v3 → 6.5 · severity → MEDIUM
  35. 2026-09-09 08:21 UTCEG score recompute
  36. 2026-09-09 08:21 UTCGHSA enrichment
  37. 2026-09-08 22:00 UTCEPSS rescore
  38. 2026-09-07 16:01 UTCEPSS rescore
  39. 2026-09-06 13:47 UTCEPSS rescore
  40. 2026-09-06 05:59 UTCEG score recompute
  41. 2026-09-06 05:59 UTCGHSA enrichment
  42. 2026-09-04 05:06 UTCEPSS rescore
  43. 2026-09-03 03:35 UTCEG score recompute
  44. 2026-09-03 03:34 UTCGHSA enrichment
  45. 2026-09-02 14:11 UTCEPSS rescore
  46. 2026-09-01 13:53 UTCEPSS rescore
  47. 2026-09-01 04:39 UTCEPSS rescore
  48. 2026-08-31 01:03 UTCEG score recompute
  49. 2026-08-31 01:03 UTCGHSA enrichment
  50. 2026-08-30 19:17 UTCEPSS rescore
  51. 2026-08-30 01:21 UTCEPSS rescore
  52. 2026-08-28 21:40 UTCEPSS rescore
  53. 2026-08-27 22:40 UTCEG score recompute
  54. 2026-08-27 22:40 UTCGHSA enrichment
  55. 2026-08-27 14:24 UTCEPSS rescore
  56. 2026-08-25 13:48 UTCEPSS rescore
  57. 2026-08-24 20:18 UTCEG score recompute
  58. 2026-08-24 20:18 UTCGHSA enrichment
  59. 2026-08-23 00:19 UTCEPSS rescore
  60. 2026-08-21 23:48 UTCEPSS rescore
  61. 2026-08-21 17:56 UTCEG score recompute
  62. 2026-08-21 17:56 UTCGHSA enrichment
  63. 2026-08-20 22:55 UTCEPSS rescore
  64. 2026-08-19 17:03 UTCEPSS rescore
  65. 2026-08-18 15:33 UTCEG score recompute
  66. 2026-08-18 15:33 UTCGHSA enrichment
  67. 2026-08-18 13:48 UTCEPSS rescore
  68. 2026-08-16 16:46 UTCEG score recompute
  69. 2026-08-16 16:46 UTCGHSA enrichment
  70. 2026-08-16 14:56 UTCEPSS rescore
  71. 2026-08-16 02:14 UTCEPSS rescore
  72. 2026-08-15 01:30 UTCEPSS rescore
  73. 2026-08-13 22:00 UTCEPSS rescore
  74. 2026-08-13 14:24 UTCEG score recompute
  75. 2026-08-13 14:24 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-0289?
CVE-2026-0289 is a medium vulnerability published on August 13, 2026. A security bypass vulnerability in the Account Protection feature of Palo Alto Networks Prisma® Browser enables a user to bypass intended security controls.
When was CVE-2026-0289 disclosed?
CVE-2026-0289 was first published on August 13, 2026, with the most recent update on September 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-0289 actively exploited?
CVE-2026-0289 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.2% probability of exploitation in the next 30 days (12th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-0289?
CVE-2026-0289 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-0289?
No fix for CVE-2026-0289 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-0289 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-0289

Explore →

Is Your Infrastructure Affected by CVE-2026-0289?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Book a Demo →Browse All CVEs