CVE-2026-85025

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-09-10. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
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: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

IBM Langflow OSS 1.0.0 through 1.11.5 Langflow could allow an unauthenticated attacker to execute arbitrary code and access or modify chat sessions through publicly shared MCP project endpoints due to improper enforcement of public-flow security restrictions and session isolation controls.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
37%
KEV
Not listed

Published

September 10, 2026

Last Modified

September 15, 2026

Advisory Details (1)

Auto-updated Sep 15, 2026
No patch confirmed yet.
generic

Security Bulletin: Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

https://www.ibm.com/support/pages/node/7286666

Vendor Advisories for CVE-2026-85025(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 53× in last 7d / 82× 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.

  1. 2026-09-20 02:15 UTCGHSA enrichment
  2. 2026-09-19 22:10 UTCGHSA enrichment
  3. 2026-09-19 18:06 UTCEG score recompute
  4. 2026-09-19 18:06 UTCGHSA enrichment
  5. 2026-09-19 14:00 UTCGHSA enrichment
  6. 2026-09-19 09:44 UTCGHSA enrichment
  7. 2026-09-19 05:31 UTCGHSA enrichment
  8. 2026-09-19 01:24 UTCGHSA enrichment
  9. 2026-09-18 21:19 UTCEG score recompute
  10. 2026-09-18 21:19 UTCGHSA enrichment
  11. 2026-09-18 19:28 UTCEPSS rescore
  12. 2026-09-18 16:15 UTCGHSA enrichment
  13. 2026-09-18 12:10 UTCGHSA enrichment
  14. 2026-09-18 08:04 UTCGHSA enrichment
  15. 2026-09-18 03:59 UTCGHSA enrichment
  16. 2026-09-17 23:54 UTCGHSA enrichment
  17. 2026-09-17 19:46 UTCEG score recompute
  18. 2026-09-17 19:46 UTCGHSA enrichment
  19. 2026-09-17 19:32 UTCEPSS rescore
  20. 2026-09-17 14:53 UTCGHSA enrichment
  21. 2026-09-17 10:48 UTCGHSA enrichment
  22. 2026-09-17 06:43 UTCGHSA enrichment
  23. 2026-09-17 02:29 UTCGHSA enrichment
  24. 2026-09-16 22:23 UTCGHSA enrichment
  25. 2026-09-16 18:08 UTCEG score recompute
Show 57 more
  1. 2026-09-16 18:08 UTCGHSA enrichment
  2. 2026-09-16 14:09 UTCEPSS rescore
  3. 2026-09-16 13:59 UTCGHSA enrichment
  4. 2026-09-16 09:53 UTCGHSA enrichment
  5. 2026-09-16 05:48 UTCEG score recompute
  6. 2026-09-16 05:48 UTCGHSA enrichment
  7. 2026-09-16 05:15 UTCEPSS rescore
  8. 2026-09-16 01:44 UTCGHSA enrichment
  9. 2026-09-15 21:38 UTCGHSA enrichment
  10. 2026-09-15 17:33 UTCGHSA enrichment
  11. 2026-09-15 14:51 UTCGHSA enrichment
  12. 2026-09-15 10:46 UTCGHSA enrichment
  13. 2026-09-15 06:35 UTCEG score recompute
  14. 2026-09-15 06:35 UTCGHSA enrichment
  15. 2026-09-15 03:12 UTCEPSS rescore
  16. 2026-09-15 03:12 UTCEPSS rescore
  17. 2026-09-15 02:30 UTCGHSA enrichment
  18. 2026-09-14 22:23 UTCGHSA enrichment
  19. 2026-09-14 18:15 UTCGHSA enrichment
  20. 2026-09-14 13:40 UTCGHSA enrichment
  21. 2026-09-14 09:24 UTCGHSA enrichment
  22. 2026-09-14 05:19 UTCGHSA enrichment
  23. 2026-09-14 01:15 UTCGHSA enrichment
  24. 2026-09-13 21:10 UTCGHSA enrichment
  25. 2026-09-13 17:05 UTCEG score recompute
  26. 2026-09-13 17:05 UTCGHSA enrichment
  27. 2026-09-13 13:00 UTCGHSA enrichment
  28. 2026-09-13 08:55 UTCGHSA enrichment
  29. 2026-09-13 04:50 UTCGHSA enrichment
  30. 2026-09-13 00:45 UTCGHSA enrichment
  31. 2026-09-12 20:40 UTCGHSA enrichment
  32. 2026-09-12 16:35 UTCEG score recompute
  33. 2026-09-12 16:35 UTCGHSA enrichment
  34. 2026-09-12 12:30 UTCGHSA enrichment
  35. 2026-09-12 08:25 UTCGHSA enrichment
  36. 2026-09-12 04:20 UTCEG score recompute
  37. 2026-09-12 04:20 UTCGHSA enrichment
  38. 2026-09-12 03:59 UTCEG score recompute
  39. 2026-09-12 03:59 UTCGHSA enrichment
  40. 2026-09-12 03:16 UTCGHSA enrichment
  41. 2026-09-11 23:11 UTCGHSA enrichment
  42. 2026-09-11 18:28 UTCEG score recompute
  43. 2026-09-11 18:28 UTCGHSA enrichment
  44. 2026-09-11 14:53 UTCEPSS rescore
  45. 2026-09-11 14:53 UTCEPSS rescore
  46. 2026-09-11 14:23 UTCEG score recompute
  47. 2026-09-11 14:23 UTCGHSA enrichment
  48. 2026-09-11 13:50 UTCEG score recompute
  49. 2026-09-11 13:50 UTCGHSA enrichment
  50. 2026-09-11 09:54 UTCGHSA enrichment
  51. 2026-09-11 05:49 UTCGHSA enrichment
  52. 2026-09-11 01:44 UTCGHSA enrichment
  53. 2026-09-10 21:39 UTCEG score recompute
  54. 2026-09-10 21:39 UTCGHSA enrichment
  55. 2026-09-10 21:19 UTCEG score recompute
  56. 2026-09-10 21:05 UTCEG score recompute
  57. 2026-09-10 21:05 UTCMITRE cvelistV5first tracked

Related CVEs

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Frequently asked(5)

What is CVE-2026-85025?
CVE-2026-85025 is a critical vulnerability published on September 10, 2026. IBM Langflow OSS 1.0.0 through 1.11.5 Langflow could allow an unauthenticated attacker to execute arbitrary code and access or modify chat sessions through publicly shared MCP project endpoints due to improper enforcement of public-flow security restrictions and session isolation controls.
When was CVE-2026-85025 disclosed?
CVE-2026-85025 was first published in the National Vulnerability Database on September 10, 2026, with the most recent update on September 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-85025 actively exploited?
CVE-2026-85025 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 63.2% of all scored CVEs.
What is the CVSS score of CVE-2026-85025?
CVE-2026-85025 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-85025?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-85025, 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.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-85025

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