How many CVEs have patched check_server?

2 published CVEs changed check_server in langflow-ai/langflow, in 2 distinct patches totalling 2 changed lines, between 2026 and 2026.

What is the latest CVE that changed check_server?

CVE-2026-105741 (Langflow: IP Spoofing Bypass via `X-Forwarded-For` Allowing Remote Configuration Write), published 2026-10-05, changed lines 254 of src/backend/base/langflow/api/v2/mcp.py.

How does check_server compare to the rest of langflow-ai/langflow?

langflow-ai/langflow has 23 CVEs with a located fix in total; 2 of them changed check_server.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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Check_server

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Patched Functions
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Langflow
Check_server

check_server in langflow-ai/langflow: Patched by 2 CVEs

langflow-ai/langflow

Function

check_server

Name: check_server in langflow-ai/langflow: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

src/backend/base/langflow/api/v2/mcp.py

Last patched October 5, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

check_server in langflow-ai/langflow was changed by 2 published CVE fixes in 2026, in 2 distinct patches that added or removed 2 lines in total.

langflow-ai/langflow has 23 CVEs with a located fix in total, so 9% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed check_server, newest first, with the lines each fix touched.

Langflow: IP Spoofing Bypass via `X-Forwarded-For` Allowing Remote Configuration Write
CVE-2026-105741 · line 254 · +1 −0
High · CVSS 7.1
EPSS 0.2%2026-10-05
langflow-ai langflow LambdaFilterComponent lambda_filter.py eval code injection
CVE-2026-7700 · line 291 · +1 −0
Medium · CVSS 5.3
EPSS 0.3%2026-05-03

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Other hotspots in the repository

Functions in langflow-ai/langflow changed by the most CVE fixes.

download_image3 CVEs · src/backend/base/langflow/api/v1/files.py _resolve_kb_path3 CVEs · src/backend/base/langflow/api/v1/knowledge_bases.py create_knowledge_base3 CVEs · src/backend/base/langflow/api/v1/knowledge_bases.py get_flow_by_id_or_endpoint_name3 CVEs · src/backend/base/langflow/helpers/flow.py get_client_ip2 CVEs · src/backend/base/langflow/api/v1/mcp_projects.py validate_command2 CVEs · src/backend/base/langflow/api/v2/schemas.py

All patched functions in langflow-ai/langflow

Frequently asked questions

Common questions about CVE fixes to check_server.

How many CVEs have patched check_server?: 2 published CVEs changed check_server in langflow-ai/langflow, in 2 distinct patches totalling 2 changed lines, between 2026 and 2026.
What is the latest CVE that changed check_server?: CVE-2026-105741 (Langflow: IP Spoofing Bypass via `X-Forwarded-For` Allowing Remote Configuration Write), published 2026-10-05, changed lines 254 of src/backend/base/langflow/api/v2/mcp.py.
How does check_server compare to the rest of langflow-ai/langflow?: langflow-ai/langflow has 23 CVEs with a located fix in total; 2 of them changed check_server.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

src/backend/base/langflow/api/v2/mcp.py on GitHub (opens in a new tab)
All patched functions in langflow-ai/langflow
Patched functions directory

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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Overview
CVEs that patched it
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References