How many CVEs have patched visitClassDeclaration?

3 published CVEs changed visitClassDeclaration in n8n-io/n8n, in 1 distinct patches totalling 63 changed lines, between 2026 and 2026.

What is the latest CVE that changed visitClassDeclaration?

CVE-2026-27578 (n8n Vulnerable to Stored XSS via Various Nodes), published 2026-02-25, changed lines 388 to 409 of packages/workflow/src/expression-sandboxing.ts.

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

n8n-io/n8n has 31 CVEs with a located fix in total; 3 of them changed visitClassDeclaration.

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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n8n-io/n8n

Function

visitClassDeclaration

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

packages/workflow/src/expression-sandboxing.ts

Last patched February 25, 2026

3

CVEs

That changed this function

1

Distinct patches

Backports counted once

63

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

visitClassDeclaration in n8n-io/n8n was changed by 3 published CVE fixes in 2026, in 1 distinct patches that added or removed 63 lines in total.

n8n-io/n8n has 31 CVEs with a located fix in total, so 10% of them touched this function.

CVEs that patched it

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

n8n Vulnerable to Stored XSS via Various Nodes
CVE-2026-27578 · lines 388–409 · +16 −5
High · CVSS 8.5
EPSS 0.3%2026-02-25
n8n: Expression Sandbox Escape Leads to RCE
CVE-2026-27577 · lines 388–409 · +16 −5
Critical · CVSS 9.4
EPSS 1.0%2026-02-25
n8n has Unauthenticated Expression Evaluation via Form Node
CVE-2026-27493 · lines 388–409 · +16 −5
Critical · CVSS 9.5
EPSS 1.6%2026-02-25

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Other functions in these files

Functions in the same file that CVE fixes also changed.

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 visitClassDeclaration.

How many CVEs have patched visitClassDeclaration?: 3 published CVEs changed visitClassDeclaration in n8n-io/n8n, in 1 distinct patches totalling 63 changed lines, between 2026 and 2026.
What is the latest CVE that changed visitClassDeclaration?: CVE-2026-27578 (n8n Vulnerable to Stored XSS via Various Nodes), published 2026-02-25, changed lines 388 to 409 of packages/workflow/src/expression-sandboxing.ts.
How does visitClassDeclaration compare to the rest of n8n-io/n8n?: n8n-io/n8n has 31 CVEs with a located fix in total; 3 of them changed visitClassDeclaration.
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

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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