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Servers and applications

CVE-2026-77819

Langflow OSS is affected by multiple vulnerabilities

Severity
Medium 6.5
Published
29 Oct 2026
Last changed
30 Oct 2026
Added to UpHeron
1 Nov 2026
Fixed in
1.12.4
Sources
NVD, CVE Program

Description

IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files due to improper limitation of a pathname to a restricted directory.

Affected software

SoftwareAffected versions
LangflowServers and applications · cna:ibm|langflow oss
  • From 1.0.0 up to 1.12.3
LangflowServers and applications · cpe:a:langflow:langflow
  • From 1.0.0 before 1.12.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-77819
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-77819