CVE-2024-6531: bootstrap.sass fixed in 5.0.0

CVE-2024-6531 REJECTED CVSS 6.400000095367432 MEDIUM

Withdrawn Advisory: Bootstrap Cross-Site Scripting (XSS) vulnerability

Reported by herodevs · Published July 11, 2024

bootstrap.sass is fixed in 5.0.0 (NuGet)

This was not a security issue in Bootstrap. Bootstrap’s JavaScript is not intended to sanitize unsafe or intentionally dangerous HTML. As such, the reported behavior fell outside the scope of Bootstrap’s security model, and the associated CVE has been rescinded.

EPSS 0.07% · 22.6th percentile

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

Package	Ecosystem	Fixed in
bootstrap.sass	NuGet	5.0.0
bootstrap	NuGet	5.0.0
bootstrap	RubyGems	5.0.0
org.webjars.npm:bootstrap	Maven Central	5.0.0
bootstrap	npm	5.0.0
org.webjars:bootstrap	Maven Central	5.0.0
twbs/bootstrap	Packagist	5.0.0
twitter-bootstrap4	Debian:13	4.6.1+dfsg1-5
twitter-bootstrap4	Debian:12	4.6.1+dfsg1-4+deb12u1
twitter-bootstrap4	Debian:11	4.5.2+dfsg1-8~deb11u2

Risk scores

CVSS 3.1

6.400000095367432

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L

EPSS Score

0.07%

22.6th percentile

Affected products

Vendor	Product	Versions
NuGet	bootstrap	0
RubyGems	bootstrap	0
Maven	org.webjars:bootstrap	0
twbs	bootstrap	0
NuGet	bootstrap.sass	0
Maven	org.webjars.npm:bootstrap	0
npm	bootstrap	0

Timeline

Jul 11, 2024 CVE Published
Jul 12, 2024 EPSS Score (30 in total, the first dated here)
Mar 4, 2026 CVE Updated
Mar 20, 2026 Security Advisory (4 in total, the first dated here)
Apr 18, 2026 PoC Published
Oct 9, 2026 Distribution Patch (3 in total, the first dated here)

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln CVE-2024-6531
vulnetix vdb fixes CVE-2024-6531

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/CVE-2024-6531/fixes/registry"

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References

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