How severe is CVE-2026-33497?

CVE-2026-33497 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-2026-33497 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-33497?

CVE-2026-33497 affects Langflow. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-33497?

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-2026-33497 have an EU (EUVD) identifier?

Yes. CVE-2026-33497 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14877.

When was CVE-2026-33497 published?

CVE-2026-33497 was published on 2026-03-24 and last updated on 2026-06-17.

CVE-2026-33497

CVE-2026-33497 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 8.7
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-14877
Weakness: CWE-22
Affected product: Langflow
Published: 2026-03-24
Last modified: 2026-06-17

Description

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.1, in the download_profile_picture function of the /profile_pictures/{folder_name}/{file_name} endpoint, the folder_name and file_name parameters are not strictly filtered, which allows the secret_key to be read across directories. Version 1.7.1 contains a patch.

Frequently asked questions

What is CVE-2026-33497?: Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.1, in the download_profile_picture function of the /profile_pictures/{folder_name}/{file_name} endpoint, the folder_name and file_name parameters are not strictly filtered, which allows the secret_key to be read across directories. Version 1.7.1 contains a patch.
How severe is CVE-2026-33497?: CVE-2026-33497 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-2026-33497 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-33497?: CVE-2026-33497 affects Langflow. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-33497?: 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-2026-33497 have an EU (EUVD) identifier?: Yes. CVE-2026-33497 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14877.
When was CVE-2026-33497 published?: CVE-2026-33497 was published on 2026-03-24 and last updated on 2026-06-17.

References

https://github.com/langflow-ai/langflow/security/advisories/GHSA-ph9w-r52h-28p7

Affected products (1)

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

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