CVE-2026-44946

HIGHNVD 7.47.4—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.4 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 67% 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
7.4EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.4%CVSS: 7.4Exploit: None knownExposed services: Not assessed

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

A SAML authentication replay vulnerability in Rancher's Assertion Consumer Service (ACS) handler did not enforce one-time use of SAML assertion, potentially allowing person in the middle attacks against Rancher, affecting Rancher 2.14.0 before 2.14.3,

CVSS v3
7.4
EG Score
7.4HIGHmedium confidence
EG Risk
38
EG Risk 38/100

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
Severity74% × 45%
Exploitation0% × 40%
Automatability30% × 15%
EPSS PROB
0.4%
EPSS %ILE
30th
KEV
Not listed

Published

June 30, 2026

Last Modified

July 2, 2026

Advisory Details (1)

Auto-updated Jun 30, 2026
No fix on record yet. Sources: github.
githubMentions a patch (unverified)

SAML Authentication Replay in Rancher · Advisory · rancher/rancher · GitHub

https://github.com/rancher/rancher/security/advisories/GHSA-c5jm-xcmq-9j95

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 25× 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 127 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-44946?
CVE-2026-44946 is a high vulnerability published on June 30, 2026. A SAML authentication replay vulnerability in Rancher's Assertion Consumer Service (ACS) handler did not enforce one-time use of SAML assertion, potentially allowing person in the middle attacks against Rancher, affecting Rancher 2.14.0 before 2.14.3,
When was CVE-2026-44946 disclosed?
CVE-2026-44946 was first published on June 30, 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-2026-44946 actively exploited?
CVE-2026-44946 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% probability of exploitation in the next 30 days (30th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-44946?
CVE-2026-44946 has a CVSS v3 base score of 7.4 (NVD).
How do I remediate CVE-2026-44946?
No fix for CVE-2026-44946 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.

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