CVE-2025-52540

HIGHNVD 8.58.5—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.5 under NVD CVSS v3. EPSS exploit probability: 0.1%, top 99% 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
8.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.5Exploit: None knownExposed: 0

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

An improper input validation vulnerability within the AMD Platform Management Framework (PMF) Driver can allow a local attacker to write Out-of-Bounds, potentially resulting in privilege escalation.

CVSS v3
8.5
EG Score
8.5(medium)
EG Risk
38(Track)
EG Risk 38/100SSVC: 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
Severity85% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
1%
KEV
Not listed

Published

May 15, 2026

Last Modified

May 15, 2026

References (1)

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 6× in last 7d / 32× 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 230 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2025-52540?
CVE-2025-52540 is a high vulnerability published on May 15, 2026. An improper input validation vulnerability within the AMD Platform Management Framework (PMF) Driver can allow a local attacker to write Out-of-Bounds, potentially resulting in privilege escalation.
When was CVE-2025-52540 disclosed?
CVE-2025-52540 was first published in the National Vulnerability Database on May 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-52540 actively exploited?
CVE-2025-52540 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 99.1% of all scored CVEs.
What is the CVSS score of CVE-2025-52540?
CVE-2025-52540 has a CVSS v3 base score of 8.5 (NVD).
How do I remediate CVE-2025-52540?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-52540, 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.

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