Vulnerability Database · npm · bootstrap · Version
bootstrap 3.3.4
3.3.4 is affected by 6 vulnerabilities.
The vulnerabilities that cover this exact version are listed below with the fixed version to move to. The upgrade Vulert recommends: 5.3.8.
Critical 0 High 0 Medium 6 Low 0 Unrated 0
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Released 16 Mar 2015
Status deprecated release
Licence MIT
Also known from other sources 7
Newer releases 69
Database updated 23/Oct/2026
Release and licence data published by the npm registry. Licence information is not legal advice.
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01 Vulnerabilities affecting this version
bootstrap 3.3.4 vulnerabilities
6 vulnerabilities cover bootstrap 3.3.4. Open the full list in the database.
| Vulnerability | Severity | Fixed version | Disclosed |
|---|---|---|---|
| CVE-2024-6484: Bootstrap Cross-Site Scripting (XSS) Vulnerability | 6.4 medium | No fix published | 11 Jul 2024 |
| CVE-2024-6485: Bootstrap Cross-Site Scripting (XSS) Vulnerability in Data Attributes | 6.4 medium | 3.4.1 | 11 Jul 2024 |
| CVE-2018-20677: bootstrap Cross-site Scripting vulnerability | 6.1 medium | 3.4.0 | 17 Jan 2019 |
| CVE-2018-20676: XSS vulnerability in Bootstrap | 6.1 medium | 3.4.0 | 17 Jan 2019 |
| CVE-2016-10735: XSS vulnerability in bootstrap | 6.1 medium | 3.4.0 | 17 Jan 2019 |
| CVE-2025-1647: Bootstrap Vulnerable to Cross-Site Scripting in Popover and Tooltip Components | 5.6 medium | No fix published | 15 May 2025 |
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Questions
About bootstrap 3.3.4
Is bootstrap 3.3.4 vulnerable?
Yes. 6 vulnerabilities in the Vulert database cover bootstrap 3.3.4: 0 critical, 0 high, 6 medium and 0 low. The upgrade Vulert recommends is 5.3.8, and each entry above names the fixed version to move to.
Which version of bootstrap should I use instead of 3.3.4?
5.3.8 is the version Vulert recommends for this release line. The version table on the package page lists every release with the vulnerabilities recorded against it.
Is 3.3.4 the latest release of bootstrap?
No. 3.3.4 was published 16 Mar 2015, and newer releases exist. Newer is not automatically safer — the version table on the package page shows what each release carries.
How do I monitor bootstrap for upcoming vulnerabilities?
Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the bootstrap version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.