CVE-2026-20254

MEDIUMPre-NVD 5.75.7—
EchelonGraph scoreHIGH confidence

Score 5.7 from GitHub Security Advisory published 2026-06-10. a secondary CVSS source baseline 5.7; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
5.7
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.7Exploit: 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, 10.0.7, 9.4.12, and 9.3.13, and Splunk Cloud Platform versions below 10.3.2512.13, 10.2.2510.15, 10.1.2507.23, and 9.3.2411.132, a low-privileged user that does not hold the 'admin' or 'power' Splunk roles could craft a malicious classic dashboard that exfiltrates sensitive data to an external server when a higher-privileged user views it, bypassing the external content restriction through a Cascading Style Sheets (CSS) injection.The Trusted Domains security check does not fully validate inline style attribute values, which can allow for outbound requests to untrusted domains and credential exfiltration when a victim views a crafted dashboard.

CVSS v3
5.7
EG Score
5.7(high)
EPSS
15.9%
KEV
Not listed

Published

June 10, 2026

Last Modified

June 15, 2026

Advisory Details (1)

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

SVD-2026-0604 | Splunk Vulnerability Disclosure

https://advisory.splunk.com/advisories/SVD-2026-0604

Vendor Advisories for CVE-2026-20254(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 / 79× 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. 2026-07-06 00:38 UTCEG score recompute
  4. 2026-07-06 00:38 UTCGHSA enrichment
  5. 2026-07-05 02:30 UTCEPSS rescore
  6. 2026-07-05 02:30 UTCEPSS rescore
  7. 2026-07-04 22:16 UTCEG score recompute
  8. 2026-07-04 22:16 UTCGHSA enrichment
  9. 2026-07-04 06:31 UTCEPSS rescore
  10. 2026-07-03 20:07 UTCEG score recompute
  11. 2026-07-03 20:07 UTCGHSA enrichment
  12. 2026-07-02 18:00 UTCEG score recompute
  13. 2026-07-02 18:00 UTCGHSA enrichment
  14. 2026-07-01 15:49 UTCEG score recompute
  15. 2026-07-01 15:49 UTCGHSA enrichment
  16. 2026-07-01 15:06 UTCEPSS rescore
  17. 2026-07-01 15:06 UTCEPSS rescore
  18. 2026-06-30 23:22 UTCEPSS rescore
  19. 2026-06-30 13:41 UTCEG score recompute
  20. 2026-06-30 13:41 UTCGHSA enrichment
  21. 2026-06-29 14:06 UTCEPSS rescore
  22. 2026-06-29 09:24 UTCEG score recompute
  23. 2026-06-29 09:24 UTCGHSA enrichment
  24. 2026-06-28 14:07 UTCEPSS rescore
  25. 2026-06-28 07:16 UTCEG score recompute
Show 54 more
  1. 2026-06-28 07:16 UTCGHSA enrichment
  2. 2026-06-28 04:56 UTCEPSS rescore
  3. 2026-06-28 04:56 UTCEPSS rescore
  4. 2026-06-27 05:07 UTCEG score recompute
  5. 2026-06-27 05:07 UTCGHSA enrichment
  6. 2026-06-27 03:08 UTCEPSS rescore
  7. 2026-06-26 02:37 UTCEG score recompute
  8. 2026-06-26 02:37 UTCGHSA enrichment
  9. 2026-06-25 13:49 UTCEPSS rescore
  10. 2026-06-25 00:28 UTCEG score recompute
  11. 2026-06-25 00:28 UTCGHSA enrichment
  12. 2026-06-24 14:05 UTCEPSS rescore
  13. 2026-06-23 22:20 UTCEG score recompute
  14. 2026-06-23 22:20 UTCGHSA enrichment
  15. 2026-06-23 21:32 UTCEPSS rescore
  16. 2026-06-22 19:28 UTCEG score recompute
  17. 2026-06-22 19:28 UTCGHSA enrichment
  18. 2026-06-22 14:25 UTCEPSS rescore
  19. 2026-06-22 14:25 UTCEPSS rescore
  20. 2026-06-21 17:19 UTCEG score recompute
  21. 2026-06-21 17:18 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. 2026-06-20 15:08 UTCEG score recompute
  27. 2026-06-20 15:08 UTCGHSA enrichment
  28. 2026-06-19 19:25 UTCEPSS rescore
  29. 2026-06-19 12:45 UTCEG score recompute
  30. 2026-06-19 12:44 UTCGHSA enrichment
  31. 2026-06-18 17:52 UTCEPSS rescore
  32. 2026-06-18 10:14 UTCEG score recompute
  33. 2026-06-18 10:14 UTCGHSA enrichment
  34. 2026-06-17 08:06 UTCEG score recompute
  35. 2026-06-17 08:06 UTCGHSA enrichment
  36. 2026-06-16 17:52 UTCEPSS rescore
  37. 2026-06-16 05:58 UTCEG score recompute
  38. 2026-06-16 05:58 UTCGHSA enrichment
  39. 2026-06-15 17:48 UTCEPSS rescore
  40. 2026-06-15 03:50 UTCEG score recompute
  41. 2026-06-15 03:50 UTCGHSA enrichment
  42. 2026-06-14 23:18 UTCEPSS rescore
  43. 2026-06-14 01:42 UTCEG score recompute
  44. 2026-06-14 01:42 UTCGHSA enrichment
  45. 2026-06-13 23:00 UTCEPSS rescore
  46. 2026-06-13 23:00 UTCEPSS rescore
  47. 2026-06-12 23:32 UTCEG score recompute
  48. 2026-06-12 23:32 UTCGHSA enrichment
  49. 2026-06-12 23:12 UTCEPSS rescore
  50. 2026-06-11 21:25 UTCEG score recompute
  51. 2026-06-11 21:25 UTCGHSA enrichment
  52. 2026-06-11 14:00 UTCEPSS rescore
  53. 2026-06-10 19:17 UTCEG score recompute
  54. 2026-06-10 19:17 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-20254?
CVE-2026-20254 is a medium vulnerability published on June 10, 2026. In Splunk Enterprise versions below 10.2.4, 10.0.7, 9.4.12, and 9.3.13, and Splunk Cloud Platform versions below 10.3.2512.13, 10.2.2510.15, 10.1.2507.23, and 9.3.2411.132, a low-privileged user that does not hold the 'admin' or 'power' Splunk roles could craft a malicious classic dashboard that…
When was CVE-2026-20254 disclosed?
CVE-2026-20254 was first published in the National Vulnerability Database on June 10, 2026, with the most recent update on June 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-20254 actively exploited?
CVE-2026-20254 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 15.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-20254?
CVE-2026-20254 has a CVSS v3 base score of 5.7 (NVD).
How do I remediate CVE-2026-20254?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-20254, 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-2026-20254

Explore →

Is Your Infrastructure Affected by CVE-2026-20254?

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

Start Free Scan →Browse All CVEs