CVE-2026-85183

CRITICALPre-NVD 9.39.3—
EchelonGraph scoreHIGH confidence

Score 9.3 from GitHub Security Advisory (severity: CRITICAL) published 2026-09-03. a secondary CVSS source baseline 9.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
9.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.3Exploit: Elevated riskExposed: 0

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

Taipy configures its socket.io server with wildcard CORS origin and credential flag enabled, allowing any web page to establish credentialed WebSocket connections to victim applications. Attackers can open socket.io sessions from arbitrary domains and invoke state variable modifications and action callbacks without CSRF protection.

CVSS v3
9.3
EG Score
9.3(high)
EG Risk
58(Track*)
EG Risk 58/100SSVC: 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
Severity93% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
0%
EPSS %ILE
5%
KEV
Not listed

Published

September 3, 2026

Last Modified

September 10, 2026

Advisory Details (4)

Auto-updated Sep 14, 2026
No patch confirmed yet.
generic

Cross-Site WebSocket Hijacking via wildcard CORS in socket.io server · Issue #2890 · Avaiga/taipy · GitHub

https://github.com/Avaiga/taipy/issues/2890
generic

Taipy through 4.1.1 Cross-Site WebSocket Hijacking via Wildcard socket.io CORS | Advisories | VulnCheck

https://www.vulncheck.com/advisories/taipy-through-4.1.1-cross-site-websocket-hijacking-via-wildcard-socket-io-cors
generic

taipy/taipy/gui/server.py at 4.1.1 · Avaiga/taipy · GitHub

https://github.com/Avaiga/taipy/blob/4.1.1/taipy/gui/server.py
generic

GitHub - Avaiga/taipy: Turns Data and AI algorithms into production-ready web applications in no time. · GitHub

https://github.com/Avaiga/taipy

Vendor Advisories for CVE-2026-85183(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 55× in last 7d / 124× 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 124 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-85183?
CVE-2026-85183 is a critical vulnerability published on September 3, 2026. Taipy configures its socket.io server with wildcard CORS origin and credential flag enabled, allowing any web page to establish credentialed WebSocket connections to victim applications. Attackers can open socket.io sessions from arbitrary domains and invoke state variable modifications and action…
When was CVE-2026-85183 disclosed?
CVE-2026-85183 was first published in the National Vulnerability Database on September 3, 2026, with the most recent update on September 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-85183 actively exploited?
CVE-2026-85183 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 95.1% of all scored CVEs.
What is the CVSS score of CVE-2026-85183?
CVE-2026-85183 has a CVSS v3 base score of 9.3 (NVD).
How do I remediate CVE-2026-85183?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-85183, 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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