Paper/Archive/CVE-2026-52098

CVE-2026-52098

mitre — An issue in Flowise 3.1.2 allows a remote attacker to execute arbitrary code via the /api/v1/prediction/<flowId> endpoint

EPSS 1%CVSS 9.8

critical.is priorityof 100

43

CVSS 9.8 (ADP)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 66.6.666 × 2013.3 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

An issue in Flowise 3.1.2 allows a remote attacker to execute arbitrary code via the /api/v1/prediction/<flowId> endpoint

Affected

ProductAffectedFixed inSource

n/an/a–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refgithub.com/FlowiseAI/Flowise refgithub.com/FlowiseAI/Flowise/blob/main/packages/server/src/utils/constants.ts refgithub.com/FlowiseAI/Flowise/blob/main/packages/server/src/utils/validateKey.ts