How severe is CVE-2026-0772?

CVE-2026-0772 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-0772 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-0772?

CVE-2026-0772 affects Langflow. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-0772?

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-2026-0772 have an EU (EUVD) identifier?

Yes. CVE-2026-0772 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4467.

When was CVE-2026-0772 published?

CVE-2026-0772 was published on 2026-01-23 and last updated on 2026-06-17.

CVE-2026-0772

CVE-2026-0772 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-502.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-4467
Weakness: CWE-502
Affected product: Langflow
Published: 2026-01-23
Last modified: 2026-06-17

Description

Langflow Disk Cache Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is required to exploit this vulnerability. The specific flaw exists within the disk cache service. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-27919.

Frequently asked questions

What is CVE-2026-0772?: Langflow Disk Cache Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is required to exploit this vulnerability. The specific flaw exists within the disk cache service. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-27919.
How severe is CVE-2026-0772?: CVE-2026-0772 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-0772 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-0772?: CVE-2026-0772 affects Langflow. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-0772?: 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-2026-0772 have an EU (EUVD) identifier?: Yes. CVE-2026-0772 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4467.
When was CVE-2026-0772 published?: CVE-2026-0772 was published on 2026-01-23 and last updated on 2026-06-17.

References

https://www.zerodayinitiative.com/advisories/ZDI-26-038/

Affected products (1)

cpe:2.3:a:langflow:langflow:1.5.0:dev2:*:*:*:*:*:*

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