CVE-2026-17632

HIGHPre-NVD 8.88.8—
EchelonGraph scoreHIGH confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-05. a secondary CVSS source baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.8Exploit: 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 1.10.3 could allow a remote authenticated attacker to execute arbitrary code due to improper validation of Python code during AST-based security scanning.

CVSS v3
8.8
EG Score
8.8(high)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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
Severity88% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
38%
KEV
Not listed

Published

August 5, 2026

Last Modified

August 6, 2026

Advisory Details (1)

Auto-updated Aug 5, 2026
No patch confirmed yet.
generic

Security Bulletin: Langflow OSS is affected by arbitrary code execution in component generation, validation, and custom component handling

https://www.ibm.com/support/pages/node/7282646

Vendor Advisories for CVE-2026-17632(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 26× in last 7d / 64× 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. 2026-08-20 22:55 UTCEPSS rescore
  2. 2026-08-20 20:19 UTCGHSA enrichment
  3. 2026-08-20 07:51 UTCGHSA enrichment
  4. 2026-08-19 19:24 UTCEG score recompute
  5. 2026-08-19 19:24 UTCGHSA enrichment
  6. 2026-08-19 17:03 UTCEPSS rescore
  7. 2026-08-19 06:48 UTCGHSA enrichment
  8. 2026-08-18 18:20 UTCEG score recompute
  9. 2026-08-18 18:20 UTCGHSA enrichment
  10. 2026-08-18 13:48 UTCEPSS rescore
  11. 2026-08-18 05:50 UTCGHSA enrichment
  12. 2026-08-17 17:22 UTCEG score recompute
  13. 2026-08-17 17:22 UTCGHSA enrichment
  14. 2026-08-17 13:47 UTCEPSS rescore
  15. 2026-08-17 04:54 UTCGHSA enrichment
  16. 2026-08-16 16:26 UTCEG score recompute
  17. 2026-08-16 16:26 UTCGHSA enrichment
  18. 2026-08-16 14:56 UTCEPSS rescore
  19. 2026-08-16 03:59 UTCEG score recompute
  20. 2026-08-16 03:59 UTCGHSA enrichment
  21. 2026-08-16 02:14 UTCEPSS rescore
  22. 2026-08-15 15:31 UTCGHSA enrichment
  23. 2026-08-15 03:03 UTCEG score recompute
  24. 2026-08-15 03:03 UTCGHSA enrichment
  25. 2026-08-15 01:30 UTCEPSS rescore
Show 39 more
  1. 2026-08-14 14:35 UTCGHSA enrichment
  2. 2026-08-14 02:08 UTCEG score recompute
  3. 2026-08-14 02:08 UTCGHSA enrichment
  4. 2026-08-13 22:00 UTCEPSS rescore
  5. 2026-08-13 13:40 UTCGHSA enrichment
  6. 2026-08-13 01:08 UTCEG score recompute
  7. 2026-08-13 01:08 UTCGHSA enrichment
  8. 2026-08-12 13:50 UTCEPSS rescore
  9. 2026-08-12 12:41 UTCGHSA enrichment
  10. 2026-08-12 00:13 UTCEG score recompute
  11. 2026-08-12 00:13 UTCGHSA enrichment
  12. 2026-08-11 13:42 UTCEPSS rescore
  13. 2026-08-11 11:45 UTCEG score recompute
  14. 2026-08-11 11:45 UTCGHSA enrichment
  15. 2026-08-11 00:00 UTCEPSS rescore
  16. 2026-08-10 23:17 UTCGHSA enrichment
  17. 2026-08-10 10:49 UTCGHSA enrichment
  18. 2026-08-09 22:22 UTCEG score recompute
  19. 2026-08-09 22:22 UTCGHSA enrichment
  20. 2026-08-09 13:46 UTCEPSS rescore
  21. 2026-08-09 09:54 UTCGHSA enrichment
  22. 2026-08-08 21:27 UTCEG score recompute
  23. 2026-08-08 21:27 UTCGHSA enrichment
  24. 2026-08-08 16:37 UTCEPSS rescore
  25. 2026-08-08 08:59 UTCGHSA enrichment
  26. 2026-08-07 20:31 UTCEG score recompute
  27. 2026-08-07 20:31 UTCGHSA enrichment
  28. 2026-08-07 08:03 UTCGHSA enrichment
  29. 2026-08-06 19:35 UTCGHSA enrichment
  30. 2026-08-06 15:48 UTCEG score recompute
  31. 2026-08-06 15:48 UTCGHSA enrichment
  32. 2026-08-06 13:46 UTCEPSS rescore
  33. 2026-08-06 05:25 UTCEG score recompute
  34. 2026-08-06 05:25 UTCGHSA enrichment
  35. 2026-08-06 04:25 UTCEG score recompute
  36. 2026-08-06 04:25 UTCGHSA enrichment
  37. 2026-08-05 19:30 UTCEG score recompute
  38. 2026-08-05 19:01 UTCEG score recompute
  39. 2026-08-05 19:00 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-17632?
CVE-2026-17632 is a high vulnerability published on August 5, 2026. IBM Langflow OSS 1.0.0 through 1.10.3 could allow a remote authenticated attacker to execute arbitrary code due to improper validation of Python code during AST-based security scanning.
When was CVE-2026-17632 disclosed?
CVE-2026-17632 was first published in the National Vulnerability Database on August 5, 2026, with the most recent update on August 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-17632 actively exploited?
CVE-2026-17632 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 62.5% of all scored CVEs.
What is the CVSS score of CVE-2026-17632?
CVE-2026-17632 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-17632?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-17632, 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

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