PT-2018-12295 · Twitter+4 · Bootstrap+4

Published 2018-07-13 · Updated 2025-12-07 · CVE-2018-14040

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Bootstrap versions 2.3.0 through 3.4.0 Bootstrap versions 4.0.0 through 4.1.1

Description The issue allows for XSS in the collapse data-parent attribute.

Recommendations For Bootstrap versions 2.3.0 through 3.4.0, update to version 3.4.0 or later. For Bootstrap versions 4.0.0 through 4.1.1, update to version 4.1.2 or later. As a temporary workaround, consider restricting the use of the collapse data-parent attribute until a patch is available.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

ALSA-2020:4670

ALSA-2025_16880

AZL-13232

AZL-43750

AZL-44334

CESA-2020_3936

CESA-2020_4670

CESA-2020_4847

CVE-2018-14040

DLA-1479-1

GHSA-3WQF-4X89-9G79

RHSA-2020:3936

RHSA-2020:4670

RHSA-2020:4847

RHSA-2020_3936

RHSA-2020_4670

RHSA-2020_4847

RHSA-2023:0552

RHSA-2023:0553

RHSA-2023:0554

RHSA-2023:1043

RHSA-2023:1044

RHSA-2023:1045

RLSA-2020:4670

RLSA-2020:4847

Affected Products

Almalinux

Bootstrap

Centos

Red Hat

Rocky Linux

References · 159

• 🔥 https://github.com/twbs/bootstrap/issues/26625 · Exploit
• 🔥 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bootstrap-sass/CVE-2018-14040.yml · Exploit
• 🔥 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bootstrap/CVE-2018-14040.yml · Exploit
• https://github.com/twbs/bootstrap/pull/26630 · Patch
• https://blog.getbootstrap.com/2018/07/12/bootstrap-4-1-2 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-1479-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2018-14040 · Security Note
• https://errata.almalinux.org/8/ALSA-2020-4670.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-14040 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-14040 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-43750 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-13232 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-14040 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-14040 · Security Note
• https://osv.dev/vulnerability/RLSA-2020:4847 · Vendor Advisory