CVE-2026-70856

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-08-18. A secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.5EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.3%CVSS: 7.5Exploit: None knownExposed services: Not assessed

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

Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Migration). Supported versions that are affected are 17.0-26.6. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Deployment. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of Siebel CRM Deployment. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H).

CVSS v3
7.5
EG Score
7.5HIGHmedium confidence
EG Risk
34
EG Risk 34/100CISA SSVC

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
Severity75% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.3%
EPSS %ILE
23rd
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 18, 2026

Last Modified

August 21, 2026

References (1)

Vendor Advisories for CVE-2026-70856(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 24× in last 7d / 101× 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 175 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-70856?
CVE-2026-70856 is a high vulnerability published on August 18, 2026. Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Migration). Supported versions that are affected are 17.0-26.6. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Deployment. Successful attacks…
When was CVE-2026-70856 disclosed?
CVE-2026-70856 was first published on August 18, 2026, with the most recent update on August 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-70856 actively exploited?
CVE-2026-70856 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.3% probability of exploitation in the next 30 days (23rd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-70856?
CVE-2026-70856 has a CVSS base score of 7.5 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-70856?
No fix for CVE-2026-70856 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-70856 are linked in the Vendor Advisories panel on this page.

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