Auth bypass in Flowiseai Flowise
CVE-2025-58434
Flowise is a drag & drop user interface to build a customized large language model flow. In version 3.0.5 and earlier, the `forgot-password` endpoint in Flowise returns sensitive information including a valid password reset `tempToken` wit…
Vulnerability class: Broken Authentication
EPSS: 0.501 (98.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Flowiseai Flowise — versions <= 3.0.5
Weakness classification (CWE)
Public proof-of-concept exploits
- kartik2005221/CVE-2025-58434-AND-59528-POC
- TYehan/CVE-2025-58434-59528
- karimelsheikh1/HTB-Silentium-Writeup
- AzureADTrent/CVE-2025-58434-59528
- jwsly12/CVE-2025-58434-59528-htb-ctf
- 0xDaeras/Flowise-CVE-2025-58434-Chain-59528
- 0xDaeras/FlowiseAI-CVE-Chain-PoC
- r3nsi15/Flowise-CVE-2025-58434-PasswordReset
- CVETeam/FlowiseAI-Critical-KillChain
- kartik2005221/CVE-2025-58434-poc
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-58434?
- CVE-2025-58434 is a critical-severity vulnerability in Flowiseai Flowise, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-09-12.
- How severe is CVE-2025-58434?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2025-58434 known to be exploited?
- 25 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.