How many CVEs have patched writeContentToFile?

1 published CVEs changed writeContentToFile in n8n-io/n8n, in 2 distinct patches totalling 2 changed lines, between 2025 and 2025.

What is the latest CVE that changed writeContentToFile?

CVE-2025-57749 (n8n has a symlink traversal vulnerability in "Read/Write File" node allows access to restricted files), published 2025-08-20, changed lines 83 of packages/core/src/execution-engine/node-execution-context/utils/file-system-helper-functions.ts.

How does writeContentToFile compare to the rest of n8n-io/n8n?

n8n-io/n8n has 31 CVEs with a located fix in total; 1 of them changed writeContentToFile.

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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WriteContentToFile

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Patched Functions
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WriteContentToFile

writeContentToFile in n8n-io/n8n: Patched by 1 CVEs

n8n-io/n8n

Function

writeContentToFile

Name: writeContentToFile in n8n-io/n8n: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

packages/core/src/execution-engine/node-execution-context/utils/file-system-helper-functions.ts

Last patched August 20, 2025

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2025

Years

By CVE publication date

Overview

writeContentToFile in n8n-io/n8n was changed by 1 published CVE fixes in 2025, in 2 distinct patches that added or removed 2 lines in total.

n8n-io/n8n has 31 CVEs with a located fix in total, so 3% of them touched this function.

CVEs that patched it

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

n8n has a symlink traversal vulnerability in "Read/Write File" node allows access to restricted files
CVE-2025-57749 · line 83 · +1 −1
Medium · CVSS 6.5
EPSS 0.5%2025-08-20

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Other functions in these files

Functions in the same file that CVE fixes also changed.

1isFilePathBlockedpackages/core/src/execution-engine/node-execution-context/utils/file-system-helper-functions.ts2 CVEs · 4 patches2025 to 2026
2isFilePatternBlockedpackages/core/src/execution-engine/node-execution-context/utils/file-system-helper-functions.ts1 CVEs · 2 patches2026

Other hotspots in the repository

Functions in n8n-io/n8n changed by the most CVE fixes.

createPage4 CVEs · packages/@n8n/nodes-langchain/nodes/trigger/ChatTrigger/templates.ts get4 CVEs · packages/@n8n/task-runner/src/js-task-runner/js-task-runner.ts sanitizeHtml3 CVEs · packages/nodes-base/nodes/Form/utils/utils.ts getCookie3 CVEs · packages/@n8n/nodes-langchain/nodes/trigger/ChatTrigger/GenericFunctions.ts then3 CVEs · packages/cli/src/webhooks/webhook-helpers.ts executeWebhook3 CVEs · packages/cli/src/webhooks/webhook-helpers.ts

All patched functions in n8n-io/n8n

Frequently asked questions

Common questions about CVE fixes to writeContentToFile.

How many CVEs have patched writeContentToFile?: 1 published CVEs changed writeContentToFile in n8n-io/n8n, in 2 distinct patches totalling 2 changed lines, between 2025 and 2025.
What is the latest CVE that changed writeContentToFile?: CVE-2025-57749 (n8n has a symlink traversal vulnerability in "Read/Write File" node allows access to restricted files), published 2025-08-20, changed lines 83 of packages/core/src/execution-engine/node-execution-context/utils/file-system-helper-functions.ts.
How does writeContentToFile compare to the rest of n8n-io/n8n?: n8n-io/n8n has 31 CVEs with a located fix in total; 1 of them changed writeContentToFile.
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

packages/core/src/execution-engine/node-execution-context/utils/file-system-helper-functions.ts on GitHub (opens in a new tab)
All patched functions in n8n-io/n8n
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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