Openstack Octavia vulnerabilities

5 CVEs affecting Openstack Octavia, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-94572, published 2026-09-21.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2019-3895, published 2019-06-03. High severity, CVSS 8.0. EPSS: 1.6% chance of exploitation in the next 30 days. An access-control flaw was found in the Octavia service when the cloud platform was deployed using Red Hat OpenStack Platform Director. An attacker could cause new amphorae to run based on any…
CVE-2018-16856, published 2019-03-26. High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days. In a default Red Hat Openstack Platform Director installation, openstack-octavia before versions openstack-octavia 2.0.2-5 and openstack-octavia-3.0.1-0.20181009115732 creates log files that are…
CVE-2026-94572, published 2026-09-21. Critical severity, CVSS 9.4. EPSS: 0.5% chance of exploitation in the next 30 days. In OpenStack Octavia before 18.0.1, the Amphora provider driver did not validate the listener and pool tls_ciphers field for control characters. The value is written verbatim into the HAProxy…
CVE-2026-94571, published 2026-09-21. Critical severity, CVSS 9.4. EPSS: 0.5% chance of exploitation in the next 30 days. In OpenStack Octavia before 18.0.1, the Amphora provider driver did not reject control characters in the L7 policy redirect_url and redirect_prefix fields. The RFC 3986 URL validator percent-encodes…
CVE-2026-74248, published 2026-08-14. Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days. OpenStack Octavia through 18.0.0 mishandles quality of service (QoS) policy authorization. By associating another project's QoS policy with an amphora, an authenticated user may prevent deletion of…