CVE-2025-12815

MEDIUMNVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 4.3 under NVD CVSS v3. EPSS exploit probability: 0.0%, top 86% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
4.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 4.3Exploit: NoneExposed: 0

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

An ownership verification issue in the Virtual Desktop preview page in the Research and Engineering Studio (RES) on AWS before version 2025.09 may allow an authenticated remote user to view another user's active desktop session metadata, including periodical desktop preview screenshots.

To mitigate this issue, users should upgrade to version 2025.09 or above.

CVSS v3
4.3
EG Score
4.3(medium)
EPSS
20.0%
KEV
Not listed

Published

November 6, 2025

Last Modified

April 15, 2026

References (3)

Vendor Advisories for CVE-2025-12815(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 7× in last 7d / 42× 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 16:26 UTCEPSS rescore
  2. 2026-07-06 02:22 UTCEPSS rescore
  3. 2026-07-06 02:22 UTCEPSS rescore
  4. 2026-07-05 02:30 UTCEPSS rescore
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  6. 2026-07-01 15:06 UTCEPSS rescore
  7. 2026-06-30 23:21 UTCEPSS rescore
  8. 2026-06-29 14:06 UTCEPSS rescore
  9. 2026-06-28 14:07 UTCEPSS rescore
  10. 2026-06-28 14:07 UTCEPSS rescore
  11. 2026-06-28 04:55 UTCEPSS rescore
  12. 2026-06-27 03:08 UTCEPSS rescore
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  14. 2026-06-25 13:49 UTCEPSS rescore
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  16. 2026-06-24 14:04 UTCEPSS rescore
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  18. 2026-06-23 21:32 UTCEPSS rescore
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  21. 2026-06-21 14:56 UTCEPSS rescore
  22. 2026-06-21 14:56 UTCEPSS rescore
  23. 2026-06-21 12:31 UTCOSV refresh
  24. 2026-06-21 01:59 UTCEPSS rescore
  25. 2026-06-21 01:59 UTCEPSS rescore
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  1. 2026-06-19 19:25 UTCEPSS rescore
  2. 2026-06-19 19:25 UTCEPSS rescore
  3. 2026-06-18 17:52 UTCEPSS rescore
  4. 2026-06-18 17:52 UTCEPSS rescore
  5. 2026-06-17 17:52 UTCEPSS rescore
  6. 2026-06-16 17:52 UTCEPSS rescore
  7. 2026-06-15 17:48 UTCEPSS rescore
  8. 2026-06-14 23:17 UTCEPSS rescore
  9. 2026-06-13 22:59 UTCEPSS rescore
  10. 2026-06-13 22:59 UTCEPSS rescore
  11. 2026-06-12 23:11 UTCEPSS rescore
  12. 2026-06-11 13:59 UTCEPSS rescore
  13. 2026-06-10 22:18 UTCEPSS rescore
  14. 2026-06-10 13:21 UTCEPSS rescore
  15. 2026-06-08 14:16 UTCEPSS rescore
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  17. 2026-06-07 15:24 UTCEPSS rescore
  18. 2026-06-06 13:47 UTCEPSS rescore
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  20. 2026-06-05 22:46 UTCEPSS rescore
  21. 2026-06-05 22:46 UTCEPSS rescore
  22. 2026-06-05 06:10 UTCEPSS rescore
  23. 2026-06-05 06:10 UTCEPSS rescore
  24. 2026-06-04 13:11 UTCEPSS rescore
  25. 2026-06-04 13:11 UTCEPSS rescore
  26. 2026-06-02 20:12 UTCEPSS rescore
  27. 2026-06-02 20:12 UTCEPSS rescore
  28. 2026-06-02 06:39 UTCOSV refresh
  29. 2026-06-01 13:51 UTCEPSS rescore
  30. 2026-06-01 13:51 UTCEPSS rescore
  31. 2026-05-31 22:30 UTCEPSS rescore
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  33. 2026-05-31 00:16 UTCEPSS rescore
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  35. 2026-05-29 13:44 UTCEPSS rescore
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  40. 2026-05-27 13:40 UTCEPSS rescore
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  43. 2026-05-27 13:40 UTCEPSS rescore
  44. 2026-05-26 13:43 UTCEPSS rescore
  45. 2026-05-26 13:43 UTCEPSS rescore
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  48. 2026-05-26 07:18 UTCEPSS rescore
  49. 2026-05-26 07:18 UTCEPSS rescore
  50. 2026-05-26 07:18 UTCEPSS rescore
  51. 2026-05-26 07:18 UTCEPSS rescore
  52. 2026-05-24 16:56 UTCEPSS rescore
  53. 2026-05-23 15:20 UTCEPSS rescore
  54. 2026-05-23 00:09 UTCEG score recompute
  55. 2026-05-22 21:16 UTCEPSS rescore
  56. 2026-05-22 21:16 UTCEPSS rescore
  57. 2026-05-22 21:16 UTCEPSS rescore
  58. 2026-05-21 22:42 UTCEPSS rescore
  59. 2026-05-21 05:07 UTCEG score recompute
  60. 2026-05-20 22:37 UTCEPSS rescore
  61. 2026-05-20 22:37 UTCEPSS rescore
  62. 2026-05-20 22:37 UTCEPSS rescore
  63. 2026-05-20 22:37 UTCEPSS rescore
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  65. 2026-05-20 11:21 UTCEPSS rescore
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  68. 2026-05-20 11:21 UTCEPSS rescore
  69. 2026-05-20 11:21 UTCEPSS rescore
  70. 2026-05-20 05:03 UTCOSV refresh
  71. 2026-05-18 21:30 UTCEPSS rescore

Frequently asked(5)

What is CVE-2025-12815?
CVE-2025-12815 is a medium vulnerability published on November 6, 2025. An ownership verification issue in the Virtual Desktop preview page in the Research and Engineering Studio (RES) on AWS before version 2025.09 may allow an authenticated remote user to view another user's active desktop session metadata, including periodical desktop preview screenshots. To mitigate…
When was CVE-2025-12815 disclosed?
CVE-2025-12815 was first published in the National Vulnerability Database on November 6, 2025, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-12815 actively exploited?
CVE-2025-12815 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 20.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2025-12815?
CVE-2025-12815 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2025-12815?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-12815, 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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