Vulnerability in Wazuh
CVE-2026-32983
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.005 (43.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.001
Affected products
- Wazuh
- Wazuh Wazuh-Manager — versions 4.8.0, >=4.8.0, >= 4.8.0
Weakness classification (CWE)
References
- github.com/advisories/GHSA-rr83-v9v7-jjhp (vendor-advisory)
- www.vulncheck.com/advisories/ssl-tls-renegotiation-dos-in-wazuh-manager-authd-s… (Third Party Advisory, third-party-advisory)
- github.com/wazuh/wazuh/security/advisories/GHSA-rr83-v9v7-jjhp (vendor-advisory)
Frequently asked questions
- What is CVE-2026-32983?
- CVE-2026-32983 is a medium-severity vulnerability in Wazuh, classified under Incorrect Default Permissions. CVSS score: 5.8/10. Published 2026-03-27.
- How severe is CVE-2026-32983?
- Medium severity. CVSS v3 base score is 5.8 out of 10.