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Langflow vulnerabilities

5 Langflow flaws were confirmed exploited in the wild in the past 365 days. Patch these first.

AddedExploited vulnerabilityFix by
2026-08-04CVE-2026-9198 IBM Langflow
IBM Langflow Code Injection Vulnerability

Langflow contains a code injection vulnerability that allows unauthenticated attackers to achieve full remote code execution on default Langflow deployments.

2026-08-07
2026-07-21CVE-2026-0770 Langflow Langflow
Langflow Inclusion of Functionality from Untrusted Control Sphere Vulnerability

Langflow contains an inclusion of functionality from untrusted control sphere vulnerability that allows remote attackers to execute arbitrary code on affected installations.

2026-07-24
2026-07-07CVE-2026-55255 Langflow Langflow
Langflow Authorization Bypass Through User-Controlled Key Vulnerability

Langflow contains an authorization bypass through user-controlled key vulnerability which allows an authenticated attacker to execute any flow belonging to another user by specifying the victim's flow ID in the request.

2026-07-10
2026-05-21CVE-2025-34291 Langflow Langflow
Langflow Origin Validation Error Vulnerability

Langflow contains an origin validation error vulnerability in which an overly permissive CORS configuration combined with a refresh token cookie configured as SameSite=None allows a malicious webpage to perform cross-origin requests that include credentials and successfully call the refresh endpoint. This could allow the attacker to execute arbitrary code and achieve full system compromise via obtained tokens that permit access to authenticated endpoints.

2026-06-04
2026-03-25CVE-2026-33017 Langflow Langflow
Langflow Code Injection Vulnerability

Langflow contains a code injection vulnerability that could allow building public flows without requiring authentication.

2026-04-08

Newest Langflow CVEs

15 of 235 in NVD
2026-10-29CVE-2026-93680
IBM Langflow OSS 1.0.0 through 1.12.8 could allow a remote attacker to bypass security restrictions due to improper authentication.
9.8
2026-10-29CVE-2026-90991
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to cause a denial of service due to allocation of resources without limits or throttling.
6.5
2026-10-29CVE-2026-77819
IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files due to improper limitation of a pathname to a restricted directory.
6.5
2026-10-29CVE-2026-77817
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to obtain sensitive information due to improper sanitization of secrets during flow and project exports.
6.5
2026-10-29CVE-2026-18894
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote attacker to trigger pre-existing stored Python component code in a public workflow, executing it under the flow owner's runtime context within the server process. This bypasses the intended trust boundary where public execution paths are restricted to server-tr
6.5
2026-10-29CVE-2026-110309
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to execute arbitrary commands due to improper control of code generation.
8.8
2026-10-29CVE-2026-110245
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote attacker to obtain sensitive information due to improper authentication.
7.5
2026-10-29CVE-2026-110244
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to obtain sensitive information due to improper limitation of a pathname to a restricted directory.
8.8
2026-10-29CVE-2026-110200
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to obtain sensitive information due to cleartext storage of sensitive information.
6.5
2026-10-29CVE-2026-110196
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote attacker with a low-privileged authenticated account to bypass the administrator-only restriction and execute arbitrary code on the server by configuring a built-in code-execution component with attacker-supplied inputs.
8.8
2026-10-29CVE-2026-110193
IBM Langflow OSS 1.0.0 through 1.12.8 could allow a remote attacker with a low-privileged authenticated account to cause the Agentic Assistant to generate or submit component code using these unblocked patterns, resulting in arbitrary operating system command execution on the server.
8.8
2026-10-29CVE-2026-110192
IBM Langflow OSS 1.0.0 through 1.12.8 could allow a remote authenticated attacker to obtain sensitive information due to insufficiently protected credentials.
6.5
2026-10-29CVE-2026-110190
IBM Langflow OSS 1.0.0 through 1.12.4 could allow an authenticated user to traverse directories on the system. An attacker could send a specially crafted URL request to view arbitrary files on the system.
6.5
2026-10-29CVE-2026-110186
IBM Langflow OSS 1.0.0 through 1.12.8 could allow a remote attacker to execute arbitrary code due to improper control of code generation.
9.8
2026-10-29CVE-2026-107329
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to execute arbitrary code due to improper control of code generation.
9.9

Keyword search in the US National Vulnerability Database, so it can include products that merely mention Langflow.

Source: CISA Known Exploited Vulnerabilities catalog 2026.10.28 (live), refreshed every 12 hours.