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MEDIUM

CVE-2025-1647

CVSS v3

5.6

MEDIUM

EPSS Score

0.4 %

exploit probability, as of 2026-10-17

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • bootstrapnpmall versions · no fixed version listed

Vendor advisories

  • CVE-2025-1647 Red Hat Product Security271 known affected

    bootstrap: Bootstrap XSS Vulnerability

    ceph-base as a component of Red Hat Ceph Storage 4 · ceph-common as a component of Red Hat Ceph Storage 4 · ceph-fuse as a component of Red Hat Ceph Storage 4

Full record on NVD

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Bootstrap allows Cross-Site Scripting (XSS).This issue affects Bootstrap: from 3.4.1 before 4.0.0.

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Published
2025-05-15
Last Modified
2026-04-15

Frequently asked questions

What is CVE-2025-1647?

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Bootstrap allows Cross-Site Scripting (XSS).This issue affects Bootstrap: from 3.4.1 before 4.0.0.

Is CVE-2025-1647 actively exploited?

Active exploitation of CVE-2025-1647 has not been confirmed. Its EPSS score was 0.4% on 2026-10-17, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-1647?

CVE-2025-1647 has a CVSS v3 base score of 5.6 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.

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