How severe is CVE-2026-5022?

CVE-2026-5022 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-5022 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-5022?

CVE-2026-5022 affects Langflow. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-5022?

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

Does CVE-2026-5022 have an EU (EUVD) identifier?

Yes. CVE-2026-5022 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16662.

When was CVE-2026-5022 published?

CVE-2026-5022 was published on 2026-03-27 and last updated on 2026-06-17.

CVE-2026-5022

CVE-2026-5022 is a medium-severity vulnerability in Langflow with a CVSS 3.x base score of 5.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 6.3
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-16662
Weakness: CWE-862
Affected product: Langflow
Published: 2026-03-27
Last modified: 2026-06-17

Description

The '/api/v1/files/images/{flow_id}/{file_name}' endpoint does not enforce any authentication or authorization checks, allowing any unauthenticated user to download images belonging to any flow by knowing (or guessing) the flow ID and file name.

Frequently asked questions

What is CVE-2026-5022?: The '/api/v1/files/images/{flow_id}/{file_name}' endpoint does not enforce any authentication or authorization checks, allowing any unauthenticated user to download images belonging to any flow by knowing (or guessing) the flow ID and file name.
How severe is CVE-2026-5022?: CVE-2026-5022 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-5022 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-5022?: CVE-2026-5022 affects Langflow. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-5022?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-5022 have an EU (EUVD) identifier?: Yes. CVE-2026-5022 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16662.
When was CVE-2026-5022 published?: CVE-2026-5022 was published on 2026-03-27 and last updated on 2026-06-17.

References

https://www.tenable.com/security/research/tra-2026-23

Affected products (1)

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

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