CVE-2026-10134

CRITICALPre-NVD 10.010.0
EchelonGraph scoreMEDIUM confidence

“—” beside the score: it is equal to the CVSS score beside it.

Score 10.0 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-30. A secondary CVSS source baseline 10.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: EPSS, GitHub Security Advisory, a secondary CVSS source
Trending — 3 sources updated this weekWeaponized
10.0EG
EchelonGraph verdictPlan a fixRemediate within your standard update timelines at low or medium mission impact and sooner than that at high (the SSVC decision on this page).
  • Public exploit code is available (Metasploit)
CISA-KEV: Not listedEPSS PROB: 1.6%CVSS: 10.0Exploit: MetasploitExposed services: Not assessed

IBM strongly recommends addressing the vulnerability now by upgrading Langflow OSS to version 1.10.0 https://pypi.org/project/langflow/ (from the CVE record's solution, IBM Corporation) — apply it.

IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read and modify every flow, conversation, message, file upload, and saved component in the Langflow database, can connect to internal services, abuse cloud metadata endpoints, laterally move to other tenants on the same Langflow instance, and Establish persistence by modifying the public flow's tool_code so normal /api/v1/build/... calls by any user re-execute attacker code at each build.

CVSS v3
10.0
EG Score
10.0CRITICALmedium confidence
EG Risk
86
EG Risk 86/100

EG Risk is EchelonGraph's 0–100 priority score. It fuses impact severity (EG Severity, the CVSS base score, never the KEV-floored or EPSS-lifted EG Score) with real-world exploitation and automatability, under weights EchelonGraph set by hand, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner.

How it’s computed (value × EchelonGraph’s weight)
Severity100% × 45%
Impact severity (EG Severity): CVSS 10.0 of 10. Never the KEV-floored or EPSS-lifted EG Score.
Exploitation65% × 40%
EchelonGraph's fixed weight for EG-KEV Tier 2 (Weaponized): a constant, not a probability.
Automatability100% × 15%
CISA's SSVC Automatable value: yes (Vulnrichment).
SSVC (CISA's decision table, applied by EchelonGraph): Track at low or medium mission impact; Attend at high (mission-essential systems).
Exploitation none (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE.
Action: IBM strongly recommends addressing the vulnerability now by upgrading Langflow OSS to version 1.10.0 https://pypi.org/project/langflow/ (from the CVE record's solution, IBM Corporation). Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
1.6%
EPSS %ILE
75th
KEV
Not listed

What the EG score is made of (scorer v4.0: the three questions the 0–10 score mixes, published apart · methodology)

The EG score (10.0): severity, escalated by confirmed exploitation. This CVE's 10.0 is its impact severity (EG Severity), not escalated.

EG Severity
10.0 CRITICALCVSS-B, impact only: no KEV listing, EPSS or EG-KEV tier raises it.GitHub Security Advisory CVSS
EG Likelihood
1.6% within 30 daysSource: FIRST EPSS. FIRST's exploitation probability, not an EchelonGraph model.
Confirmed exploitation
None on record (CISA KEV, EG-KEV Tier 1)Reported apart from the likelihood: an observed fact, not a probability.
EG Priority
SSVC Track at medium mission impactTrack at low or medium mission impact; Attend at high (mission-essential systems).CISA BOD 26-04: 3 days if the affected system is publicly exposed; 60 days if it is not.Each input and its source: the SSVC and BOD 26-04 blocks below.

SSVC (CISA's decision table, applied by EchelonGraph)Track at low or medium mission impact; Attend at high (mission-essential systems).

IBM strongly recommends addressing the vulnerability now by upgrading Langflow OSS to version 1.10.0 https://pypi.org/project/langflow/ (from the CVE record's solution, IBM Corporation). Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation none (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE. Mission impact is CISA's Mission & Well-being decision point, and only you can judge it. CISA's table makes it high when Mission Prevalence is Essential — the vulnerable component "directly provides capabilities that constitute at least one MEF for at least one entity" (MEF: mission essential function) — or when Public Well-Being Impact is Irreversible: "multiple fatalities are likely", the cyber-physical system "is likely lost or destroyed", "extreme or serious externalities" are imposed on other parties, or social systems such as elections or the financial grid "are destabilized and potentially collapse". CISA's decision table

BOD 26-04 (CISA's remediation timeline, Table 1)3 days if the affected system is publicly exposed; 60 days if it is not.

In CISA KEV no (CISA's KEV catalog) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Whether your system is publicly exposed is yours to answer. BOD 26-04 binds US Federal Civilian Executive Branch agencies; for anyone else it is CISA's published timeline, a reference rather than an obligation. The directive · how EchelonGraph applies it

Published

June 30, 2026

Last Modified

July 2, 2026

Advisory Details (1)

Auto-updated Oct 17, 2026
Fix named in the CVE record's solution (IBM Corporation).
Web page

Security Bulletin: Unauthenticated Server-Side RCE via PythonCodeStructuredTool in Public Flows

https://www.ibm.com/support/pages/node/7277559

Vendor Advisories for CVE-2026-10134(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 23× in last 7d / 52× in last 30d)

Each row is a time one of our pipelines fetched, updated or re-scored this CVE. 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. An arrow marks a change the record states ("CVSS v3 → 9.1"); EPSS and GHSA rows show the values recorded at that time, not what changed (EPSS values are rounded; hover one for the exact figures). Most recent first.

Showing the most recent 100 of 460 refreshes on record for this CVE.

A repeat, a row identical to one the same pipeline wrote less than 10 seconds earlier, is not a separate refresh and is not counted. None are among the latest 100 rows. The 360 oldest rows on record are not shown and were not checked, so the counts can still include repeats.

  1. 2026-10-21 16:32 UTCEPSS rescoreEPSS 1.6% · 75th percentile
  2. 2026-10-21 16:25 UTCEG score recompute
  3. 2026-10-21 16:25 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  4. 2026-10-21 14:07 UTCEG score recompute
  5. 2026-10-21 14:07 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  6. 2026-10-20 16:32 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  7. 2026-10-20 13:14 UTCEG score recompute
  8. 2026-10-20 13:14 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  9. 2026-10-19 16:31 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  10. 2026-10-19 12:14 UTCEG score recompute
  11. 2026-10-19 12:14 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  12. 2026-10-18 16:31 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  13. 2026-10-18 10:25 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  14. 2026-10-18 05:11 UTCEG score recompute
  15. 2026-10-17 16:33 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  16. 2026-10-17 09:00 UTCEG score recompute
  17. 2026-10-17 09:00 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  18. 2026-10-16 16:40 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  19. 2026-10-16 08:08 UTCEG score recompute
  20. 2026-10-16 08:07 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  21. 2026-10-15 16:31 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  22. 2026-10-15 07:09 UTCEG score recompute
  23. 2026-10-15 07:09 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  24. 2026-10-14 16:32 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  25. 2026-10-14 03:05 UTCEG score recompute
Show 75 more
  1. 2026-10-14 03:04 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  2. 2026-10-13 16:33 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  3. 2026-10-12 23:09 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  4. 2026-10-12 16:41 UTCEG score recompute
  5. 2026-10-12 16:33 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  6. 2026-10-12 09:52 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  7. 2026-10-11 20:16 UTCEG score recompute
  8. 2026-10-11 18:28 UTCEG score recompute
  9. 2026-10-11 15:02 UTCEG score recompute
  10. 2026-10-11 13:48 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  11. 2026-10-10 19:59 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  12. 2026-10-09 20:06 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  13. 2026-10-08 17:11 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  14. 2026-10-07 23:47 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  15. 2026-10-06 15:17 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  16. 2026-10-05 17:42 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  17. 2026-10-04 23:21 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  18. 2026-10-03 14:25 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  19. 2026-10-01 19:49 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  20. 2026-09-30 15:02 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  21. 2026-09-29 15:20 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  22. 2026-09-28 13:50 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  23. 2026-09-26 15:58 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  24. 2026-09-23 13:47 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  25. 2026-09-23 11:16 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  26. 2026-09-23 07:19 UTCEG score recompute
  27. 2026-09-23 07:19 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  28. 2026-09-20 20:15 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  29. 2026-09-18 19:27 UTCEPSS rescoreEPSS 0.6% · 49th percentile
  30. 2026-09-18 10:27 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  31. 2026-09-18 06:48 UTCEG score recompute
  32. 2026-09-18 06:48 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  33. 2026-09-16 05:14 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  34. 2026-09-14 08:05 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  35. 2026-09-14 04:26 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  36. 2026-09-14 00:47 UTCEG score recompute
  37. 2026-09-14 00:47 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  38. 2026-09-13 16:46 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  39. 2026-09-13 12:54 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  40. 2026-09-13 09:15 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  41. 2026-09-12 15:09 UTCEG score recompute
  42. 2026-09-12 15:09 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  43. 2026-09-12 15:00 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  44. 2026-09-11 14:52 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  45. 2026-09-11 09:36 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  46. 2026-09-10 09:34 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  47. 2026-09-08 22:00 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  48. 2026-09-07 16:01 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  49. 2026-09-06 14:35 UTCEG score recompute
  50. 2026-09-06 14:35 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  51. 2026-09-06 13:47 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  52. 2026-09-04 05:06 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  53. 2026-09-02 14:11 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  54. 2026-09-01 13:53 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  55. 2026-09-01 04:39 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  56. 2026-08-31 02:03 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  57. 2026-08-30 22:23 UTCEG score recompute
  58. 2026-08-30 22:23 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  59. 2026-08-30 19:17 UTCEPSS rescoreEPSS 0.6% · 48th percentile
  60. 2026-08-30 18:00 UTCEG score recompute
  61. 2026-08-30 18:00 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  62. 2026-08-30 01:21 UTCEPSS rescoreEPSS 0.6% · 47th percentile
  63. 2026-08-28 21:40 UTCEPSS rescoreEPSS 0.6% · 44th percentile
  64. 2026-08-28 02:50 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  65. 2026-08-27 22:40 UTCEG score recompute
  66. 2026-08-27 22:40 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  67. 2026-08-27 14:24 UTCEPSS rescoreEPSS 0.6% · 44th percentile
  68. 2026-08-25 13:48 UTCEPSS rescoreEPSS 0.6% · 44th percentile
  69. 2026-08-25 04:27 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  70. 2026-08-25 00:46 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  71. 2026-08-24 21:08 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  72. 2026-08-24 15:22 UTCEG score recompute
  73. 2026-08-24 15:22 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0
  74. 2026-08-24 11:39 UTCEG score recompute
  75. 2026-08-24 11:39 UTCGHSA enrichmentGHSA-mgqp-4wrr-7886 · GitHub severity CRITICAL · GitHub CVSS 10.0

Publicly available exploits

(1 reference)

Public exploit code is referenced for this CVE (1 Metasploit module). Defenders should treat patch urgency accordingly.

  • Metasploitexploit/multi/http/langflow_unauth_rce_cve_2026_10134✓ verified
    Recorded Oct 21, 2026

    Langflow AI Public Flow Build Unauth RCE

    Open source ↗

Frequently asked(5)

What is CVE-2026-10134?
CVE-2026-10134 is a critical-severity vulnerability; its CVE record was published on June 30, 2026. IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read and modify every flow, conversation, message, file upload, and saved component in the Langflow database, can connect to internal services, abuse cloud metadata endpoints, laterally…
When was the CVE record for CVE-2026-10134 published?
The CVE record for CVE-2026-10134 was published on June 30, 2026. That is the record's publication date; the vulnerability itself may have been made public earlier. EchelonGraph's copy of the record carries a last-modified date of July 2, 2026; the record at its source may have been updated since.
Is CVE-2026-10134 actively exploited?
CVE-2026-10134 is not currently on CISA's Known Exploited Vulnerabilities catalog. EchelonGraph's EG-KEV model places it in Tier 2 (Weaponized), which is not evidence of exploitation: a Metasploit module exists for it. EchelonGraph does not test whether exploit code works. FIRST EPSS estimates a 1.6% probability of exploitation in the next 30 days (75th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-10134?
CVE-2026-10134 has a CVSS base score of 10.0 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-10134?
The CVE record's solution for CVE-2026-10134, written by its CNA IBM Corporation, names the fix: "IBM strongly recommends addressing the vulnerability now by upgrading Langflow OSS to version 1.10.0 https://pypi.org/project/langflow/". The vendor advisories EchelonGraph has for CVE-2026-10134 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-10134

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