CVE-2026-32983: SSL/TLS Renegotiation DoS in Wazuh Manager authd service

Published Mar 27, 2026
·
Updated

Wazuh Manager authd service in wazuh-manager packages through version 4.7.3 contains an improper restriction of client-initiated SSL/TLS renegotiation vulnerability that allows remote attackers to cause a denial of service by sending excessive renegotiation requests. Attackers can exploit the lack of renegotiation limits to consume CPU resources and render the authd service unavailable.

Affected Software

2 affected components
Wazuh Wazuh Manager (authd)<=4.7.3
Wazuh Wazuh<=4.7.3

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade wazuh-manager authd service (wazuh-manager packages) to a version that resolves this vulnerability.

    Fixed in 4.7.3

Event History

Mar 27, 2026
CVE Published
via MITRE·03:44 PM
Data Sourced
via MITRE·03:44 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-32983?

CVE-2026-32983 has a high severity rating due to its potential for causing denial of service in the Wazuh Manager authd service.

2

How do I fix CVE-2026-32983?

To fix CVE-2026-32983, upgrade Wazuh Manager (authd) to version 4.7.4 or later.

3

What does CVE-2026-32983 affect?

CVE-2026-32983 affects the Wazuh Manager authd service in versions up to and including 4.7.3.

4

Can CVE-2026-32983 be exploited remotely?

Yes, CVE-2026-32983 can be exploited remotely by attackers sending excessive SSL/TLS renegotiation requests.

5

What type of vulnerability is CVE-2026-32983?

CVE-2026-32983 is classified as a denial of service (DoS) vulnerability.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203