CVE-2026-17633

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.8 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 67% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
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 code injection.

CVSS v3
8.8
EG Score
8.8(medium)
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
33%
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-2026-17633(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 27× in last 7d / 68× 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 23:56 UTCEG score recompute
  2. 2026-08-20 23:56 UTCGHSA enrichment
  3. 2026-08-20 22:55 UTCEPSS rescore
  4. 2026-08-20 11:23 UTCGHSA enrichment
  5. 2026-08-19 22:50 UTCEG score recompute
  6. 2026-08-19 22:50 UTCGHSA enrichment
  7. 2026-08-19 17:03 UTCEPSS rescore
  8. 2026-08-19 10:16 UTCGHSA enrichment
  9. 2026-08-18 21:42 UTCEG score recompute
  10. 2026-08-18 21:42 UTCGHSA enrichment
  11. 2026-08-18 13:48 UTCEPSS rescore
  12. 2026-08-18 08:39 UTCGHSA enrichment
  13. 2026-08-17 19:30 UTCEG score recompute
  14. 2026-08-17 19:30 UTCGHSA enrichment
  15. 2026-08-17 13:47 UTCEPSS rescore
  16. 2026-08-17 06:40 UTCGHSA enrichment
  17. 2026-08-16 18:07 UTCEG score recompute
  18. 2026-08-16 18:07 UTCGHSA enrichment
  19. 2026-08-16 14:56 UTCEPSS rescore
  20. 2026-08-16 05:33 UTCEG score recompute
  21. 2026-08-16 05:33 UTCGHSA enrichment
  22. 2026-08-16 02:14 UTCEPSS rescore
  23. 2026-08-15 17:00 UTCGHSA enrichment
  24. 2026-08-15 04:27 UTCEG score recompute
  25. 2026-08-15 04:27 UTCGHSA enrichment
Show 43 more
  1. 2026-08-15 01:30 UTCEPSS rescore
  2. 2026-08-14 15:54 UTCGHSA enrichment
  3. 2026-08-14 03:20 UTCEG score recompute
  4. 2026-08-14 03:20 UTCGHSA enrichment
  5. 2026-08-13 22:00 UTCEPSS rescore
  6. 2026-08-13 14:47 UTCGHSA enrichment
  7. 2026-08-13 02:14 UTCEG score recompute
  8. 2026-08-13 02:14 UTCGHSA enrichment
  9. 2026-08-12 13:50 UTCEPSS rescore
  10. 2026-08-12 13:41 UTCGHSA enrichment
  11. 2026-08-12 01:07 UTCEG score recompute
  12. 2026-08-12 01:07 UTCGHSA enrichment
  13. 2026-08-11 13:42 UTCEPSS rescore
  14. 2026-08-11 12:34 UTCGHSA enrichment
  15. 2026-08-11 00:01 UTCEG score recompute
  16. 2026-08-11 00:01 UTCGHSA enrichment
  17. 2026-08-11 00:00 UTCEPSS rescore
  18. 2026-08-10 11:27 UTCGHSA enrichment
  19. 2026-08-09 22:54 UTCEG score recompute
  20. 2026-08-09 22:54 UTCGHSA enrichment
  21. 2026-08-09 13:46 UTCEPSS rescore
  22. 2026-08-09 10:21 UTCGHSA enrichment
  23. 2026-08-08 21:48 UTCEG score recompute
  24. 2026-08-08 21:48 UTCGHSA enrichment
  25. 2026-08-08 16:37 UTCEPSS rescore
  26. 2026-08-08 09:14 UTCGHSA enrichment
  27. 2026-08-07 20:41 UTCEG score recompute
  28. 2026-08-07 20:41 UTCGHSA enrichment
  29. 2026-08-07 08:08 UTCGHSA enrichment
  30. 2026-08-06 19:35 UTCEG score recompute▲ 0.30
  31. 2026-08-06 19:35 UTCGHSA enrichment
  32. 2026-08-06 19:35 UTCNVD updateCVSS v3 → 8.8
  33. 2026-08-06 15:48 UTCEG score recompute
  34. 2026-08-06 15:48 UTCGHSA enrichment
  35. 2026-08-06 13:46 UTCEPSS rescore
  36. 2026-08-06 05:25 UTCEG score recompute
  37. 2026-08-06 05:25 UTCGHSA enrichment
  38. 2026-08-06 04:25 UTCEG score recompute
  39. 2026-08-06 04:25 UTCGHSA enrichment
  40. 2026-08-05 20:32 UTCEG score recompute
  41. 2026-08-05 19:30 UTCEG score recompute
  42. 2026-08-05 19:01 UTCEG score recompute
  43. 2026-08-05 19:00 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-17633?
CVE-2026-17633 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 code injection.
When was CVE-2026-17633 disclosed?
CVE-2026-17633 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-2026-17633 actively exploited?
CVE-2026-17633 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 66.9% of all scored CVEs.
What is the CVSS score of CVE-2026-17633?
CVE-2026-17633 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-17633?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-17633, 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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