CVE-2026-20259

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreHIGH confidence

Score 5.5 from GitHub Security Advisory published 2026-06-10. a secondary CVSS source baseline 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
5.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.5Exploit: NoneExposed: 0

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

In Splunk Enterprise versions below 10.2.4 and 10.0.7, and Splunk Cloud Platform versions below 10.4.2604.0, 10.3.2512.12, 10.2.2510.15, 10.1.2507.23, 10.0.2503.14, and 9.3.2411.131, a user who holds a Splunk role that contains the high-privilege capability edit_saved_search_owner could reassign saved search ownership to users outside their authorized scope. The ownership reassignment endpoint lacks access control.

CVSS v3
5.5
EG Score
5.5(high)
EPSS
8.7%
KEV
Not listed

Published

June 10, 2026

Last Modified

June 12, 2026

Advisory Details (1)

Auto-updated Jun 15, 2026
No patch confirmed yet.
generic

SVD-2026-0609 | Splunk Vulnerability Disclosure

https://advisory.splunk.com/advisories/SVD-2026-0609

Vendor Advisories for CVE-2026-20259(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 20× in last 7d / 82× 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. 2026-07-06 16:27 UTCEPSS rescore
  2. 2026-07-06 02:23 UTCEPSS rescore
  3. 2026-07-05 19:51 UTCEG score recompute
  4. 2026-07-05 19:51 UTCGHSA enrichment
  5. 2026-07-05 02:30 UTCEPSS rescore
  6. 2026-07-05 02:30 UTCEPSS rescore
  7. 2026-07-04 19:21 UTCEG score recompute
  8. 2026-07-04 19:21 UTCGHSA enrichment
  9. 2026-07-04 06:31 UTCEPSS rescore
  10. 2026-07-03 15:59 UTCEG score recompute
  11. 2026-07-03 15:59 UTCGHSA enrichment
  12. 2026-07-02 15:30 UTCEG score recompute
  13. 2026-07-02 15:30 UTCGHSA enrichment
  14. 2026-07-01 15:06 UTCEPSS rescore
  15. 2026-07-01 15:06 UTCEPSS rescore
  16. 2026-07-01 14:55 UTCEG score recompute
  17. 2026-07-01 14:55 UTCGHSA enrichment
  18. 2026-06-30 23:22 UTCEPSS rescore
  19. 2026-06-30 14:26 UTCEG score recompute
  20. 2026-06-30 14:26 UTCGHSA enrichment
  21. 2026-06-29 14:06 UTCEPSS rescore
  22. 2026-06-29 13:43 UTCEG score recompute
  23. 2026-06-29 13:43 UTCGHSA enrichment
  24. 2026-06-28 14:07 UTCEPSS rescore
  25. 2026-06-28 13:13 UTCEG score recompute
Show 57 more
  1. 2026-06-28 13:13 UTCGHSA enrichment
  2. 2026-06-28 04:56 UTCEPSS rescore
  3. 2026-06-28 04:56 UTCEPSS rescore
  4. 2026-06-27 12:44 UTCEG score recompute
  5. 2026-06-27 12:44 UTCGHSA enrichment
  6. 2026-06-27 03:08 UTCEPSS rescore
  7. 2026-06-26 12:14 UTCEG score recompute
  8. 2026-06-26 12:14 UTCGHSA enrichment
  9. 2026-06-25 13:49 UTCEPSS rescore
  10. 2026-06-25 07:27 UTCEG score recompute
  11. 2026-06-25 07:27 UTCGHSA enrichment
  12. 2026-06-24 14:05 UTCEPSS rescore
  13. 2026-06-24 06:52 UTCEG score recompute
  14. 2026-06-24 06:52 UTCGHSA enrichment
  15. 2026-06-23 21:32 UTCEPSS rescore
  16. 2026-06-23 04:35 UTCEG score recompute
  17. 2026-06-23 04:35 UTCGHSA enrichment
  18. 2026-06-22 14:25 UTCEPSS rescore
  19. 2026-06-22 14:25 UTCEPSS rescore
  20. 2026-06-22 04:05 UTCEG score recompute
  21. 2026-06-22 04:05 UTCGHSA enrichment
  22. 2026-06-21 14:56 UTCEPSS rescore
  23. 2026-06-21 14:56 UTCEPSS rescore
  24. 2026-06-21 01:59 UTCEPSS rescore
  25. 2026-06-21 01:59 UTCEPSS rescore
  26. 2026-06-21 01:31 UTCEG score recompute
  27. 2026-06-21 01:31 UTCGHSA enrichment
  28. 2026-06-20 00:06 UTCEG score recompute
  29. 2026-06-20 00:06 UTCGHSA enrichment
  30. 2026-06-19 19:25 UTCEPSS rescore
  31. 2026-06-18 23:34 UTCEG score recompute
  32. 2026-06-18 23:33 UTCGHSA enrichment
  33. 2026-06-18 17:52 UTCEPSS rescore
  34. 2026-06-17 22:43 UTCEG score recompute
  35. 2026-06-17 22:43 UTCGHSA enrichment
  36. 2026-06-17 17:53 UTCEPSS rescore
  37. 2026-06-16 22:14 UTCEG score recompute
  38. 2026-06-16 22:14 UTCGHSA enrichment
  39. 2026-06-16 17:52 UTCEPSS rescore
  40. 2026-06-15 21:44 UTCEG score recompute
  41. 2026-06-15 21:44 UTCGHSA enrichment
  42. 2026-06-15 17:48 UTCEPSS rescore
  43. 2026-06-14 23:18 UTCEPSS rescore
  44. 2026-06-14 21:14 UTCEG score recompute
  45. 2026-06-14 21:14 UTCGHSA enrichment
  46. 2026-06-13 23:00 UTCEPSS rescore
  47. 2026-06-13 23:00 UTCEPSS rescore
  48. 2026-06-13 20:44 UTCEG score recompute
  49. 2026-06-13 20:44 UTCGHSA enrichment
  50. 2026-06-12 23:12 UTCEPSS rescore
  51. 2026-06-12 20:15 UTCEG score recompute
  52. 2026-06-12 20:15 UTCGHSA enrichment
  53. 2026-06-11 19:46 UTCEG score recompute
  54. 2026-06-11 19:46 UTCGHSA enrichment
  55. 2026-06-11 14:00 UTCEPSS rescore
  56. 2026-06-10 19:17 UTCEG score recompute
  57. 2026-06-10 19:17 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-20259?
CVE-2026-20259 is a medium vulnerability published on June 10, 2026. In Splunk Enterprise versions below 10.2.4 and 10.0.7, and Splunk Cloud Platform versions below 10.4.2604.0, 10.3.2512.12, 10.2.2510.15, 10.1.2507.23, 10.0.2503.14, and 9.3.2411.131, a user who holds a Splunk role that contains the high-privilege capability editsavedsearch_owner could reassign…
When was CVE-2026-20259 disclosed?
CVE-2026-20259 was first published in the National Vulnerability Database on June 10, 2026, with the most recent update on June 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-20259 actively exploited?
CVE-2026-20259 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 8.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-20259?
CVE-2026-20259 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-20259?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-20259, 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-2026-20259

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