Medium
XSS vulnerability that affects bootstrap
In Bootstrap before 3.4.0, XSS is possible in the tooltip data-viewport attribute.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | twbs/bootstrap | < 3.4.0 | 3.4.0 |
| Java / Kotlin (Maven) | org.webjars:bootstrap | < 3.4.0 | 3.4.0 |
| npm package | bootstrap | < 3.4.0 | 3.4.0 |
| npm package | bootstrap-sass | < 3.4.0 | 3.4.0 |
| .NET (NuGet) | bootstrap | < 3.4.0 | 3.4.0 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2018-20676
- https://github.com/twbs/bootstrap/issues/27915#issuecomment-452196628
- https://github.com/twbs/bootstrap/issues/27915#issuecomment-452140906
- https://github.com/twbs/bootstrap/issues/27044
- https://github.com/twbs/bootstrap/pull/27047
- https://github.com/twbs/bootstrap/commit/2a5ba23ce8f041f3548317acc992ed8a736b609d
- https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26@%3Ccommits.pulsar.apache.org%3E
- https://github.com/twbs/bootstrap
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bootstrap/CVE-2018-20676.yml
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bootstrap-sass/CVE-2018-20676.yml
- https://blog.getbootstrap.com/2018/12/13/bootstrap-3-4-0
- https://access.redhat.com/errata/RHSA-2020:0133
- https://access.redhat.com/errata/RHSA-2020:0132
- https://access.redhat.com/errata/RHSA-2019:3023
- https://access.redhat.com/errata/RHSA-2019:1456
- https://access.redhat.com/errata/RHBA-2019:1570
- https://access.redhat.com/errata/RHBA-2019:1076
CVSS score
6.1/10
- CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-79- Platform
- Composer, Java / Kotlin (Maven), npm, .NET (NuGet)
- Package
twbs/bootstrap, org.webjars:bootstrap, bootstrap- Disclosed
- 17.01.2019
- Updated
- 11.10.2026 11:23
Sources and licenses
OSV / GitHub Advisory Database - GHSA-3mgp-fx93-9xv5 - CC BY 4.0
Vulnerability history: twbs/bootstrap
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 7
- First → latest
- 09.2018 05.2022
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Medium 7
Disclosures per year
- 2018: 2
- 2019: 4
- 2020: 0
- 2021: 0
- 2022: 1
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
-
XSS vulnerability that affects bootstrap this entry
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