CVE-2026-51947

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-01. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

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

An issue in Pivotal CRM 6.6.4.08 and systems using patch-ghi-15381-cwe-502-20251225.zip (fixed in Pivotal CRM 6.6.5.10 and Patch_CWE502_20260316.zip) allows a remote attacker to execute arbitrary code via the Pivotal.Engine.Client.Services.Conversion.dll component. NOTE: this issue exists because of an incomplete fix for CVE-2026-39253.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity98% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
63%
KEV
Not listed

Published

July 1, 2026

Last Modified

July 2, 2026

Advisory Details (3)

Auto-updated Jul 25, 2026
No patch confirmed yet.
generic

CVE-2026-51947: Incomplete Deserialisation Patch in Pivotal CRM

https://timtimxs.github.io/CVE-2026-51947-Advisory/
generic

Remediating Insecure Deserialization (CWE-502) in Pivotal 6.6.04.08 (Smart Client / PBS) - Pivotal Support

https://timtimxs.github.io/CVE-2026-39253-Advisory/
generic

Sign in - Pivotal Support

https://support.pivotal.aurea.com/article/129552-remediating-insecure-deserialization-cwe-502-in-pivotal-6-6-04-08-smart-client-pbs

Vendor Advisories for CVE-2026-51947(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 14× in last 7d / 111× 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 111 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-51947?
CVE-2026-51947 is a critical vulnerability published on July 1, 2026. An issue in Pivotal CRM 6.6.4.08 and systems using patch-ghi-15381-cwe-502-20251225.zip (fixed in Pivotal CRM 6.6.5.10 and PatchCWE50220260316.zip) allows a remote attacker to execute arbitrary code via the Pivotal.Engine.Client.Services.Conversion.dll component. NOTE: this issue exists because of…
When was CVE-2026-51947 disclosed?
CVE-2026-51947 was first published in the National Vulnerability Database on July 1, 2026, with the most recent update on July 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-51947 actively exploited?
CVE-2026-51947 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 36.9% of all scored CVEs.
What is the CVSS score of CVE-2026-51947?
CVE-2026-51947 has a CVSS v3.1 base score of 9.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-51947?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-51947, 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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