CVE-2026-12767

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory published 2026-09-14. a secondary CVSS source baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: 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 is vulnerable to server-side request forgery (SSRF). This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.

CVSS v3
6.5
EG Score
6.5(high)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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
Severity65% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
12%
KEV
Not listed

Published

September 14, 2026

Last Modified

September 16, 2026

Advisory Details (1)

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

Security Bulletin: Langflow is vulnerable to server-side request forgery due to missing egress validation on server-side URL fetches

https://www.ibm.com/support/pages/node/7286665

Vendor Advisories for CVE-2026-12767(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 21× in last 7d / 21× 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 20:15 UTCEPSS rescore
  2. 2026-09-20 12:37 UTCEG score recompute
  3. 2026-09-20 12:37 UTCGHSA enrichment
  4. 2026-09-19 14:53 UTCEG score recompute
  5. 2026-09-19 14:53 UTCGHSA enrichment
  6. 2026-09-18 19:27 UTCEPSS rescore
  7. 2026-09-18 17:09 UTCEG score recompute
  8. 2026-09-18 17:09 UTCGHSA enrichment
  9. 2026-09-17 19:25 UTCGHSA enrichment
  10. 2026-09-16 19:35 UTCGHSA enrichment
  11. 2026-09-16 16:21 UTCEG score recompute
  12. 2026-09-16 16:21 UTCGHSA enrichment
  13. 2026-09-16 05:14 UTCEPSS rescore
  14. 2026-09-15 18:34 UTCEG score recompute
  15. 2026-09-15 18:34 UTCGHSA enrichment
  16. 2026-09-15 17:40 UTCEG score recompute
  17. 2026-09-15 17:40 UTCGHSA enrichment
  18. 2026-09-14 21:33 UTCEG score recompute
  19. 2026-09-14 21:32 UTCGHSA enrichment
  20. 2026-09-14 20:26 UTCEG score recompute
  21. 2026-09-14 20:24 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-12767?
CVE-2026-12767 is a medium vulnerability published on September 14, 2026. IBM Langflow OSS 1.0.0 through 1.11.5 is vulnerable to server-side request forgery (SSRF). This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.
When was CVE-2026-12767 disclosed?
CVE-2026-12767 was first published in the National Vulnerability Database on September 14, 2026, with the most recent update on September 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-12767 actively exploited?
CVE-2026-12767 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 87.7% of all scored CVEs.
What is the CVSS score of CVE-2026-12767?
CVE-2026-12767 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-12767?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12767, 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-2026-12767

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