How severe is CVE-2026-7787?

CVE-2026-7787 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-7787 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-7787?

CVE-2026-7787 affects Langflow. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-7787?

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-2026-7787 have an EU (EUVD) identifier?

Yes. CVE-2026-7787 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36251.

When was CVE-2026-7787 published?

CVE-2026-7787 was published on 2026-06-11 and last updated on 2026-06-17.

CVE-2026-7787

CVE-2026-7787 is a high-severity vulnerability in Langflow with a CVSS 3.x base score of 7.5. 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 7.5)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36251
Weakness: CWE-639
Affected product: Langflow
Published: 2026-06-11
Last modified: 2026-06-17

Description

IBM Langflow OSS 1.0.0 through 1.9.1 could allow an authenticated user to read or modify sensitive information by bypassing authentication using insecure direct object references.

Frequently asked questions

What is CVE-2026-7787?: IBM Langflow OSS 1.0.0 through 1.9.1 could allow an authenticated user to read or modify sensitive information by bypassing authentication using insecure direct object references.
How severe is CVE-2026-7787?: CVE-2026-7787 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-7787 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-7787?: CVE-2026-7787 affects Langflow. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-7787?: 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-2026-7787 have an EU (EUVD) identifier?: Yes. CVE-2026-7787 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36251.
When was CVE-2026-7787 published?: CVE-2026-7787 was published on 2026-06-11 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7275453

Affected products (1)

cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*

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