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CVE-2026-56272: Flowise before 3.0.13 uses bcrypt with default salt rounds of 5, providing only 32 iterations instead of the O

15
Routine
MEDIUM 4.1UPGRADE

CVE-2026-56272 is a medium-severity flaw (CVSS 4.1) affecting flowise. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score4.1 (Medium)
Attack vectorLocal
Attack complexityHigh
Privileges neededHigh
User interactionNone
EPSS exploit chance0.1% (top 99%)
CISA exploited listNo
WeaknessCWE-916
Published2026-06-24
Last modified2026-10-25
Publisher (CNA): VulnCheck · Vendor: flowiseai

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Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

flowiseai flowise UPGRADE
Affected: < 3.0.13
Fixed in: 3.0.13
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy flowise || rpm -q flowise || flowise --version
2. UPGRADE to 3.0.13 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade flowise
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade flowise
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-56272?

flowise: upgrade to 3.0.13. Exact commands for each OS are on this page.

Is CVE-2026-56272 being exploited?

CVE-2026-56272 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-56272 affect?

CVE-2026-56272 affects flowise. Severity is medium (CVSS 4.1). 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,

How urgent is CVE-2026-56272?

Priority 15/100. No elevated risk signals yet.

Related CVEs

References

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