[HIGH] CVE-2026-13546 — CVSS 7.3 (June 29, 2026)

A HIGH-severity vulnerability identified as CVE-2026-13546 has been published on June 29, 2026 with a CVSS base score of 7.3. This security advisory provides a detailed breakdown of the vulnerability, its potential impact, weakness classification, and actionable steps to protect your systems.

Vulnerability Details

CVE ID: CVE-2026-13546
Severity: HIGH
CVSS Score: 7.3
Published: June 29, 2026
Weakness (CWE): CWE-287

Technical Description

A vulnerability was found in Feehi CMS up to 2.1.1. This vulnerability affects unknown code of the file /api/articles of the component REST API Endpoint. Performing a manipulation results in missing authentication. The attack may be initiated remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Potential Impact

If exploited, this high-severity vulnerability could allow an attacker to cause significant damage to affected systems. Organizations running affected software should treat this as a priority remediation item.

Recommended Action

No official patch is available yet. Until one is released:

1. Monitor the official NVD page and vendor channels for patch announcements.
2. Restrict access to the affected system or service where possible.
3. Apply network-level mitigations such as firewall rules or WAF policies.
4. Enable logging and alerting for anomalous activity related to this vulnerability.
5. Review your incident response plan in case of active exploitation.

View full details on NVD →

References

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• Reference 5

Related Security Advisories

• [CRITICAL] CVE-2026-3655 — CVSS 9.8 (May 29, 2026) — CRITICAL / CVSS 9.8
• [CRITICAL] CVE-2026-5229 — CVSS 9.8 (May 15, 2026) — CRITICAL / CVSS 9.8
• [HIGH] CVE-2026-13547 — CVSS 7.3 (June 29, 2026) — HIGH / CVSS 7.3