CVE-2025-59527

Flowise is a drag & drop user interface to build a customized large language model flow. In version 3.0.5, a Server-Side Request Forgery (SSRF) vulnerability was discovered in the /api/v1/fetch-links endpoint of the Flowise application. This vulnerability allows an attacker to use the Flowise server as a proxy to access internal network web services and explore their link structures. This issue has been patched in version 3.0.6.

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

5.2% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-25)

CWE

CWE-918

Published

2025-09-22

Modified

2026-10-11

Record from

the NVD, synced 2026-10-19

Affected

• flowiseai:flowise

Packages (OSV)

References

• https://github.com/FlowiseAI/Flowise/blob/5930f1119c655bcf8d2200ae827a1f5b9fec81d0/packages/components/src/utils.ts#L474-L478
• https://github.com/FlowiseAI/Flowise/blob/5930f1119c655bcf8d2200ae827a1f5b9fec81d0/packages/server/src/controllers/fetch-links/index.ts#L6-L24
• https://github.com/FlowiseAI/Flowise/blob/5930f1119c655bcf8d2200ae827a1f5b9fec81d0/packages/server/src/services/fetch-links/index.ts#L8-L18
• https://github.com/FlowiseAI/Flowise/releases/tag/flowise%403.0.6
• https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-hr92-4q35-4j3m

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