CVE-2026-54840 — HIGH (7.3)

CVE-2026-54840 is a vulnerability with a CVSS score of 7.3 (HIGH). Unauthenticated Broken Access Control in Newsletters <= 4.13 versions.

CVE-2026-54840 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.

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

Vulnerability Description

Unauthenticated Broken Access Control in Newsletters <= 4.13 versions.

7.3

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

What is CVE-2026-54840?

CVE-2026-54840 is a vulnerability with a CVSS score of 7.3 (HIGH). Unauthenticated Broken Access Control in Newsletters <= 4.13 versions.

How severe is CVE-2026-54840?

CVE-2026-54840 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-54840?

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