How severe is CVE-2016-1000228?

No CVSS score has been assigned to CVE-2016-1000228 yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by CVE-2016-1000228?

CVE-2016-1000228 affects the following packages: gmail-js (npm). Ecosystems affected: npm.

How do I fix CVE-2016-1000228?

Update gmail-js to 0.6.5 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2016-1000228 is resolved across your whole dependency graph.

How do I detect CVE-2016-1000228 in my npm dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for gmail-js, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate CVE-2016-1000228 if there is no patch (or I can't update yet)?

Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.

Is CVE-2016-1000228 actively exploited in the wild?

No public exploit code has been indexed for CVE-2016-1000228 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

When was CVE-2016-1000228 published, and has it been updated?

CVE-2016-1000228 was published on September 1, 2020 and was last updated on November 8, 2023. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

📦 npm

Not in CISA KEV

CVE-2016-1000228 — gmail-js

Fix: KartikTalwar/gmail.js@a83436f

CVE-2016-1000228 is a security vulnerability in gmail-js. A fix is available for gmail-js — see the affected versions and patch details below.

DOM-based XSS in gmail-js

Published

Sep 1, 2020

Updated

Nov 8, 2023

Affected

1 pkg

Patched

1 / 1

Exploits

None indexed

Exploitation data as of Nov 8, 2023 · OSV.dev, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected

How broadly this vulnerability is actually deployed: weekly install volume shows current usage, and reverse-dependency count shows how many other packages break if it stays unpatched.

1other npm packages depend on this — each one inherits the vulnerability until it's patched upstream

gmail-jsnpm

15Kdownloads / week

Description

Affected versions of gmail-js are vulnerable to cross-site scripting in the tools.parse_response, helper.get.visible_emails_post, and helper.get.email_data_post functions, which pass user input directly into the Function constructor.

Recommendation

Update to version 0.6.5 or later.

Affected Packages

1 total 1 fixed

Ecosystem	Package	Vulnerable range	Fix
📦npm	`gmail-js`	all versions	0.6.5`npm install gmail-js@0.6.5`

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for gmail-js, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update gmail-js to 0.6.5 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2016-1000228 is resolved across your whole dependency graph.
Workarounds
Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.

Frequently Asked Questions

Affected versions of `gmail-js` are vulnerable to cross-site scripting in the `tools.parse_response`, `helper.get.visible_emails_post`, and `helper.get.email_data_post` functions, which pass user input directly into the Function constructor. ## Recommendation Update to version 0.6.5 or later.

O3 Security · Impact-Aware SCA

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