How severe is CVE-2026-30823?

CVE-2026-30823 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-30823 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-30823?

CVE-2026-30823 affects Flowiseai Flowise. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-30823?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-30823 have an EU (EUVD) identifier?

Yes. CVE-2026-30823 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10110.

When was CVE-2026-30823 published?

CVE-2026-30823 was published on 2026-03-07 and last updated on 2026-06-17.

CVE-2026-30823

CVE-2026-30823 is a high-severity vulnerability in Flowiseai Flowise with a CVSS 3.x base score of 8.8. 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-639.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-10110
Weakness: CWE-639
Affected product: Flowiseai Flowise
Published: 2026-03-07
Last modified: 2026-06-17

Description

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.0.13, there is an IDOR vulnerability, leading to account takeover and enterprise feature bypass via SSO configuration. This issue has been patched in version 3.0.13.

Frequently asked questions

What is CVE-2026-30823?: Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.0.13, there is an IDOR vulnerability, leading to account takeover and enterprise feature bypass via SSO configuration. This issue has been patched in version 3.0.13.
How severe is CVE-2026-30823?: CVE-2026-30823 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-30823 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-30823?: CVE-2026-30823 affects Flowiseai Flowise. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-30823?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-30823 have an EU (EUVD) identifier?: Yes. CVE-2026-30823 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10110.
When was CVE-2026-30823 published?: CVE-2026-30823 was published on 2026-03-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:flowiseai:flowise:*:*:*:*:*:*:*:*

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