How severe is CVE-2026-56267?

CVE-2026-56267 has a CVSS 4.0 base score of 6.9, rated medium severity.

Is CVE-2026-56267 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-56267?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-56267 have an EU (EUVD) identifier?

Yes. CVE-2026-56267 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38118.

When was CVE-2026-56267 published?

CVE-2026-56267 was published on 2026-06-20 and last updated on 2026-06-22.

CVE-2026-56267

CVE-2026-56267 is a medium-severity vulnerability with a CVSS 4.0 base score of 6.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 4.0 base score 6.9)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-38118
Weakness: CWE-200
Published: 2026-06-20
Last modified: 2026-06-22

Description

Flowise before 3.0.13 contains an information exposure vulnerability in the POST /api/v1/account/forgot-password endpoint that returns full user objects including PII to unauthenticated attackers. An attacker can enumerate valid email addresses and harvest sensitive user data including user IDs, names, account status, and timestamps by sending requests with known email addresses.

Frequently asked questions

What is CVE-2026-56267?: Flowise before 3.0.13 contains an information exposure vulnerability in the POST /api/v1/account/forgot-password endpoint that returns full user objects including PII to unauthenticated attackers. An attacker can enumerate valid email addresses and harvest sensitive user data including user IDs, names, account status, and timestamps by sending requests with known email addresses.
How severe is CVE-2026-56267?: CVE-2026-56267 has a CVSS 4.0 base score of 6.9, rated medium severity.
Is CVE-2026-56267 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-56267?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-56267 have an EU (EUVD) identifier?: Yes. CVE-2026-56267 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38118.
When was CVE-2026-56267 published?: CVE-2026-56267 was published on 2026-06-20 and last updated on 2026-06-22.

References

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