CVE-2025-27826 — MEDIUM (6.4)

Vulnerability Description

An XSS issue was discovered in the Bootstrap Lite theme before 1.x-1.4.5 for Backdrop CMS. It doesn't sufficiently sanitize certain class names.

CVSS Score

6.4

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-79

References

https://backdropcms.org/security/backdrop-sa-core-2025-005

FAQ

What is CVE-2025-27826?

CVE-2025-27826 is a vulnerability with a CVSS score of 6.4 (MEDIUM). An XSS issue was discovered in the Bootstrap Lite theme before 1.x-1.4.5 for Backdrop CMS. It doesn't sufficiently sanitize certain class names.

How severe is CVE-2025-27826?

CVE-2025-27826 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-27826?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.