CVE-2025-12659

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-05-12. a secondary CVSS source baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.8Exploit: NoneExposed: 0

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

Siemens Simcenter Femap contains a memory corruption vulnerability while parsing specially crafted IPT files. This could allow an attacker to execute code in the context of the current process.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: 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
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
10.6%
KEV
Not listed

Published

May 12, 2026

Last Modified

June 9, 2026

Advisory Details (3)

Auto-updated Jun 4, 2026
Patch available. Sources: cisa.
generic

CSAF/csaf_files/OT/white/2026/icsa-26-134-05.json at develop · cisagov/CSAF · GitHub

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-134-05.json
cisa Patch Available

Siemens Simcenter Femap | CISA

https://www.cisa.gov/news-events/ics-advisories/icsa-26-134-05
generic

SSA-870926

https://cert-portal.siemens.com/productcert/html/ssa-870926.html

Vendor Advisories for CVE-2025-12659(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 9× 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.

Showing the most recent 100 of 147 total refreshes for this CVE.

  1. 2026-07-24 14:16 UTCEPSS rescore
  2. 2026-07-23 14:17 UTCEPSS rescore
  3. 2026-07-23 02:48 UTCEG score recompute
  4. 2026-07-22 14:07 UTCEPSS rescore
  5. 2026-07-22 14:07 UTCEPSS rescore
  6. 2026-07-21 15:24 UTCEPSS rescore
  7. 2026-07-19 14:30 UTCEPSS rescore
  8. 2026-07-19 14:30 UTCEPSS rescore
  9. 2026-07-18 10:03 UTCEPSS rescore
  10. 2026-07-16 17:02 UTCEPSS rescore
  11. 2026-07-16 17:02 UTCEPSS rescore
  12. 2026-07-15 01:59 UTCEPSS rescore
  13. 2026-07-15 01:59 UTCEPSS rescore
  14. 2026-07-13 22:29 UTCEPSS rescore
  15. 2026-07-13 22:29 UTCEPSS rescore
  16. 2026-07-13 06:12 UTCEPSS rescore
  17. 2026-07-12 05:46 UTCEPSS rescore
  18. 2026-07-12 05:45 UTCEPSS rescore
  19. 2026-07-11 08:26 UTCEPSS rescore
  20. 2026-07-11 08:26 UTCEPSS rescore
  21. 2026-07-09 19:09 UTCEPSS rescore
  22. 2026-07-08 15:14 UTCEPSS rescore
  23. 2026-07-07 13:45 UTCEPSS rescore
  24. 2026-07-06 16:26 UTCEPSS rescore
  25. 2026-07-06 02:22 UTCEPSS rescore
Show 75 more
  1. 2026-07-06 02:22 UTCEPSS rescore
  2. 2026-07-05 02:30 UTCEPSS rescore
  3. 2026-07-04 06:30 UTCEPSS rescore
  4. 2026-07-01 15:06 UTCEPSS rescore
  5. 2026-06-30 23:21 UTCEPSS rescore
  6. 2026-06-29 14:06 UTCEPSS rescore
  7. 2026-06-28 14:07 UTCEPSS rescore
  8. 2026-06-28 14:07 UTCEPSS rescore
  9. 2026-06-28 04:55 UTCEPSS rescore
  10. 2026-06-28 02:25 UTCGHSA enrichment
  11. 2026-06-27 10:04 UTCGHSA enrichment
  12. 2026-06-27 03:08 UTCEPSS rescore
  13. 2026-06-27 03:08 UTCEPSS rescore
  14. 2026-06-26 20:57 UTCGHSA enrichment
  15. 2026-06-25 23:28 UTCGHSA enrichment
  16. 2026-06-25 13:49 UTCEPSS rescore
  17. 2026-06-25 13:49 UTCEPSS rescore
  18. 2026-06-24 14:04 UTCEPSS rescore
  19. 2026-06-24 14:04 UTCEPSS rescore
  20. 2026-06-23 21:32 UTCEPSS rescore
  21. 2026-06-22 14:25 UTCEPSS rescore
  22. 2026-06-22 14:25 UTCEPSS rescore
  23. 2026-06-21 14:56 UTCEPSS rescore
  24. 2026-06-21 14:56 UTCEPSS rescore
  25. 2026-06-21 01:59 UTCEPSS rescore
  26. 2026-06-21 01:59 UTCEPSS rescore
  27. 2026-06-19 19:25 UTCEPSS rescore
  28. 2026-06-19 19:25 UTCEPSS rescore
  29. 2026-06-18 17:52 UTCEPSS rescore
  30. 2026-06-18 17:52 UTCEPSS rescore
  31. 2026-06-17 00:35 UTCGHSA enrichment
  32. 2026-06-16 17:52 UTCEPSS rescore
  33. 2026-06-16 06:49 UTCGHSA enrichment
  34. 2026-06-15 17:48 UTCEPSS rescore
  35. 2026-06-15 03:34 UTCGHSA enrichment
  36. 2026-06-14 23:17 UTCEPSS rescore
  37. 2026-06-14 14:27 UTCGHSA enrichment
  38. 2026-06-14 01:05 UTCGHSA enrichment
  39. 2026-06-13 22:59 UTCEPSS rescore
  40. 2026-06-13 22:59 UTCEPSS rescore
  41. 2026-06-13 08:48 UTCGHSA enrichment
  42. 2026-06-12 23:11 UTCEPSS rescore
  43. 2026-06-12 19:40 UTCGHSA enrichment
  44. 2026-06-12 06:04 UTCGHSA enrichment
  45. 2026-06-11 16:57 UTCGHSA enrichment
  46. 2026-06-11 13:59 UTCEPSS rescore
  47. 2026-06-11 02:47 UTCGHSA enrichment
  48. 2026-06-10 22:18 UTCEPSS rescore
  49. 2026-06-10 13:40 UTCGHSA enrichment
  50. 2026-06-10 13:21 UTCEPSS rescore
  51. 2026-06-10 00:33 UTCGHSA enrichment
  52. 2026-06-09 11:26 UTCGHSA enrichment
  53. 2026-06-08 22:20 UTCGHSA enrichment
  54. 2026-06-08 14:16 UTCEPSS rescore
  55. 2026-06-08 14:16 UTCEPSS rescore
  56. 2026-06-08 09:12 UTCGHSA enrichment
  57. 2026-06-07 20:06 UTCGHSA enrichment
  58. 2026-06-07 15:24 UTCEPSS rescore
  59. 2026-06-07 06:59 UTCGHSA enrichment
  60. 2026-06-06 17:52 UTCGHSA enrichment
  61. 2026-06-06 13:47 UTCEPSS rescore
  62. 2026-06-06 13:47 UTCEPSS rescore
  63. 2026-06-06 04:45 UTCGHSA enrichment
  64. 2026-06-05 22:46 UTCEPSS rescore
  65. 2026-06-05 22:46 UTCEPSS rescore
  66. 2026-06-05 15:38 UTCGHSA enrichment
  67. 2026-06-05 06:10 UTCEPSS rescore
  68. 2026-06-05 06:10 UTCEPSS rescore
  69. 2026-06-05 02:31 UTCEG score recompute▲ 0.50
  70. 2026-06-05 02:31 UTCGHSA enrichment
  71. 2026-06-04 13:24 UTCGHSA enrichment
  72. 2026-06-04 13:11 UTCEPSS rescore
  73. 2026-06-04 13:11 UTCEPSS rescore
  74. 2026-06-04 00:16 UTCGHSA enrichment
  75. 2026-06-03 11:09 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2025-12659?
CVE-2025-12659 is a high vulnerability published on May 12, 2026. Siemens Simcenter Femap contains a memory corruption vulnerability while parsing specially crafted IPT files. This could allow an attacker to execute code in the context of the current process.
When was CVE-2025-12659 disclosed?
CVE-2025-12659 was first published in the National Vulnerability Database on May 12, 2026, with the most recent update on June 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-12659 actively exploited?
CVE-2025-12659 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 10.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2025-12659?
CVE-2025-12659 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2025-12659?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-12659, 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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