CVE-2026-56272

Description

Flowise before 3.0.13 uses bcrypt with default salt rounds of 5, providing only 32 iterations instead of the OWASP-recommended minimum of 10 rounds. Attackers can crack password hashes approximately 30 times faster with modern GPU hardware, potentially compromising all user accounts in a database breach scenario.

CVSS v3.1 Score

4.1

MEDIUM

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

EPSS — Exploit Prediction

0.0007

Probability of exploitation

0.00%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-916 CWE-916

Affected Products

Vendor	Product	Versions
flowiseai	flowise	< 3.0.13

References

Advisories & Patches

https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-x2g5-fvc2-gqvp

Other References

https://www.vulncheck.com/advisories/flowise-insufficient-password-salt-rounds-in-bcrypt-hashing

Frequently Asked Questions

What is CVE-2026-56272? +

Flowise before 3.0.13 uses bcrypt with default salt rounds of 5, providing only 32 iterations instead of the OWASP-recommended minimum of 10 rounds. Attackers can crack password hashes approximately 30 times faster with modern GPU hardware, potentially compromising all user accounts in a database breach scenario. It has a CVSS v3.1 base score of 4.1 (MEDIUM).

How severe is CVE-2026-56272? +

CVE-2026-56272 has a CVSS v3.1 score of 4.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0007, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-56272? +

CVE-2026-56272 affects products from flowiseai, specifically: flowise. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-56272? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2024-5743 9.8

An attacker could exploit the 'Use of Password Hash With Insufficient Computational Effort' vulnerability in EveHome Eve Play to execute …

CVE-2026-45787 9.1

electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.9.5, deterministic AES-192-CBC with a fixed zero IV, constant KDF salt, and …

CVE-2026-55069 8.7

Kestra is an open-source, event-driven orchestration platform. Prior to 1.3.24, this vulnerability exists in the BasicAuth authentication component of the …

CVE-2024-25607 8.1

The default password hashing algorithm (PBKDF2-HMAC-SHA1) in Liferay Portal 7.2.0 through 7.4.3.15, and older unsupported versions, and Liferay DXP 7.4 …

CVE-2024-3183 8.1

A vulnerability was found in FreeIPA in a way when a Kerberos TGS-REQ is encrypted using the client’s session key. …

CVE-2025-2265 7.8

The password of a web user in "Sante PACS Server.exe" is zero-padded to 0x2000 bytes, SHA1-hashed, base64-encoded, and stored in …