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%CVSS: 6.5Exploit: None knownExposed: 0

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

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
6.5(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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
Severity65% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
13%
KEV
Not listed

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 14× in last 7d / 55× 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. 2026-09-20 00:12 UTCEG score recompute
  2. 2026-09-20 00:12 UTCGHSA enrichment
  3. 2026-09-19 00:20 UTCEG score recompute
  4. 2026-09-19 00:20 UTCGHSA enrichment
  5. 2026-09-18 19:27 UTCEPSS rescore
  6. 2026-09-18 00:31 UTCEG score recompute
  7. 2026-09-18 00:31 UTCGHSA enrichment
  8. 2026-09-17 00:15 UTCEG score recompute
  9. 2026-09-17 00:15 UTCGHSA enrichment
  10. 2026-09-16 05:14 UTCEPSS rescore
  11. 2026-09-15 16:07 UTCEG score recompute
  12. 2026-09-15 16:07 UTCGHSA enrichment
  13. 2026-09-14 16:17 UTCEG score recompute
  14. 2026-09-14 16:17 UTCGHSA enrichment
  15. 2026-09-13 16:46 UTCEPSS rescore
  16. 2026-09-13 16:27 UTCGHSA enrichment
  17. 2026-09-12 16:37 UTCEG score recompute
  18. 2026-09-12 16:37 UTCGHSA enrichment
  19. 2026-09-12 15:00 UTCEPSS rescore
  20. 2026-09-11 16:47 UTCEG score recompute
  21. 2026-09-11 16:47 UTCGHSA enrichment
  22. 2026-09-11 14:52 UTCEPSS rescore
  23. 2026-09-11 09:36 UTCEPSS rescore
  24. 2026-09-10 16:57 UTCEG score recompute
  25. 2026-09-10 16:57 UTCGHSA enrichment
Show 50 more
  1. 2026-09-10 09:34 UTCEPSS rescore
  2. 2026-09-09 16:53 UTCEG score recompute▲ 6.00
  3. 2026-09-09 16:53 UTCGHSA enrichment
  4. 2026-09-09 16:27 UTCNVD updateCVSS v3 → 6.5 · severity → MEDIUM
  5. 2026-09-09 08:21 UTCEG score recompute
  6. 2026-09-09 08:21 UTCGHSA enrichment
  7. 2026-09-08 22:00 UTCEPSS rescore
  8. 2026-09-07 16:01 UTCEPSS rescore
  9. 2026-09-06 13:47 UTCEPSS rescore
  10. 2026-09-06 05:59 UTCEG score recompute
  11. 2026-09-06 05:59 UTCGHSA enrichment
  12. 2026-09-04 05:06 UTCEPSS rescore
  13. 2026-09-03 03:35 UTCEG score recompute
  14. 2026-09-03 03:34 UTCGHSA enrichment
  15. 2026-09-02 14:11 UTCEPSS rescore
  16. 2026-09-01 13:53 UTCEPSS rescore
  17. 2026-09-01 04:39 UTCEPSS rescore
  18. 2026-08-31 01:03 UTCEG score recompute
  19. 2026-08-31 01:03 UTCGHSA enrichment
  20. 2026-08-30 19:17 UTCEPSS rescore
  21. 2026-08-30 01:21 UTCEPSS rescore
  22. 2026-08-28 21:40 UTCEPSS rescore
  23. 2026-08-27 22:40 UTCEG score recompute
  24. 2026-08-27 22:40 UTCGHSA enrichment
  25. 2026-08-27 14:24 UTCEPSS rescore
  26. 2026-08-25 13:48 UTCEPSS rescore
  27. 2026-08-24 20:18 UTCEG score recompute
  28. 2026-08-24 20:18 UTCGHSA enrichment
  29. 2026-08-23 00:19 UTCEPSS rescore
  30. 2026-08-21 23:48 UTCEPSS rescore
  31. 2026-08-21 17:56 UTCEG score recompute
  32. 2026-08-21 17:56 UTCGHSA enrichment
  33. 2026-08-20 22:55 UTCEPSS rescore
  34. 2026-08-19 17:03 UTCEPSS rescore
  35. 2026-08-18 15:33 UTCEG score recompute
  36. 2026-08-18 15:33 UTCGHSA enrichment
  37. 2026-08-18 13:48 UTCEPSS rescore
  38. 2026-08-16 16:46 UTCEG score recompute
  39. 2026-08-16 16:46 UTCGHSA enrichment
  40. 2026-08-16 14:56 UTCEPSS rescore
  41. 2026-08-16 02:14 UTCEPSS rescore
  42. 2026-08-15 01:30 UTCEPSS rescore
  43. 2026-08-13 22:00 UTCEPSS rescore
  44. 2026-08-13 14:24 UTCEG score recompute
  45. 2026-08-13 14:24 UTCGHSA enrichment
  46. 2026-08-13 13:56 UTCEG score recompute
  47. 2026-08-13 13:56 UTCGHSA enrichment
  48. 2026-08-13 03:18 UTCEG score recompute
  49. 2026-08-13 02:41 UTCEG score recompute
  50. 2026-08-13 02:40 UTCMITRE cvelistV5first tracked

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 in the National Vulnerability Database 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% probability of exploitation in the next 30 days, which ranks it in the top 86.5% of all 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?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-0289, 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-2026-0289

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