CVE-2026-91938

EUVD-2026-78796
Flowise versions before 3.1.4 contain a server-side request forgery vulnerability in Cheerio, Playwright, and Puppeteer document loader nodes that bypass SSRF protection. Attackers can provide arbitrary URLs to fetch cloud metadata, internal services, and private network resources with response content returned as document text.
SSRF
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
7.1 HIGH
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
flowiseaiflowise
𝑥
< 3.1.4
CNA
Common Weakness Enumeration
References
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-9cvr-5wv9-2gxr
https://www.vulncheck.com/advisories/flowise-before-3.1.4-server-side-request-forgery-via-document-loaders