Is CVE-2026-4502 actively exploited?

CVE-2026-4502 has no public evidence of in-the-wild exploitation as of 2026-04-30.

What is the CVSS score for CVE-2026-4502?

CVE-2026-4502 has a CVSS score of 6.5 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

How do I patch CVE-2026-4502?

Patch guidance is available from IBM security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-4502.

Which products are affected by CVE-2026-4502?

1 product: IBM Refer to Description.

CVE-2026-4502 - remediation guidance & executive summary

Description

IBM Langflow Desktop 1.2.0 through 1.8.4 Langflow could allow an authenticated attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to write arbitrary files on the system.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack Vector: network
Complexity: low
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: high
Availability: none
Weaknesses: CWE-22 · Path Traversal

Metadata

Primary Vendor: IBM
Published: 4/30/2026
Last Modified: 4/30/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2026-4502

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary