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Security advisories & CVEs
432 advisories across 32 monitored vendors.
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Critical [CVE-2026-48853] elixir-grpc grpc: Remote Code Execution and Denial of Service via Deserialization of Untrusted Data
elixir-grpc grpc: Remote Code Execution and Denial of Service via Deserialization of Untrusted Data. Red Hat rates this critical (CVSS 9.8). Weakness: CWE-502. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-48165] Arbitrary code execution via global system variable manipulation by a high-privileged user
Arbitrary code execution via global system variable manipulation by a high-privileged user. Red Hat rates this important (CVSS 9.1). Weakness: CWE-78. Affected package(s): mariadb10.11, mariadb11, galera, mariadb:11.8, mariadb11.8, mariadb:10.11. Resolved in Red Hat advisory RHSA-2026:33093 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Hardened Images.
Critical [CVE-2026-48163] Arbitrary code execution via improper parameter validation during SST
Arbitrary code execution via improper parameter validation during SST. Red Hat rates this important (CVSS 9.1). Weakness: CWE-78. Affected package(s): mariadb10.11, mariadb11, galera, mariadb:11.8, mariadb11.8, mariadb:10.11. Resolved in Red Hat advisory RHSA-2026:33093 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Hardened Images; Red Hat Enterprise Linux 10.0 Extended Update Support.
Critical [CVE-2026-44172] MariaDB server: SQL injection vulnerability via improper handling of big5 character set with mysql_real_escape_string()
MariaDB server: SQL injection vulnerability via improper handling of big5 character set with mysql_real_escape_string(). Red Hat rates this important (CVSS 9.1). Weakness: CWE-89. Affected package(s): mariadb10.11, galera, mariadb:11.8, mariadb11.8, mariadb:10.11, mariadb-connector-c-main. Resolved in Red Hat advisory RHSA-2026:33093 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Hardened Images; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 10.0 Extended Update Support.
Critical [CVE-2026-44170] Arbitrary shell command execution via improper sanitization in CONNECT engine
Arbitrary shell command execution via improper sanitization in CONNECT engine. Red Hat rates this important (CVSS 9.9). Weakness: CWE-78. Affected package(s): mariadb10.11, mariadb11, galera, mariadb:11.8, mariadb11.8, mariadb:10.11. Resolved in Red Hat advisory RHSA-2026:33093 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Hardened Images; Red Hat Enterprise Linux 10.0 Extended Update Support.
Critical [CVE-2026-49261] Arbitrary code execution via wsrep_notify_cmd
Arbitrary code execution via wsrep_notify_cmd. Red Hat rates this important (CVSS 9). Weakness: CWE-78. Affected package(s): mariadb10.11, mariadb11, galera, mariadb:11.8, mariadb11.8, mariadb:10.11. Resolved in Red Hat advisory RHSA-2026:33093 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Hardened Images; Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions.
Critical [CVE-2026-45445] AES-OCB IV Ignored on EVP_Cipher() Path
AES-OCB IV Ignored on EVP_Cipher() Path. Red Hat rates this moderate (CVSS 9.1). Weakness: CWE-1204. Affected package(s): insights-proxy/insights-proxy-container-rhel9:1782890503, rhui5/haproxy-rhel9:1781525671, openssl, rhui5/installer-rhel9:1781525693, rhui5/cds-rhel9:1781525684, discovery/discovery-ui-rhel9:1782166952. Resolved in Red Hat advisory RHSA-2026:29197 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 9.
Critical [CVE-2026-11697] Insufficient validation of untrusted input in UI
Insufficient validation of untrusted input in UI. Red Hat rates this important (CVSS 9.6). Weakness: CWE-1286. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11670] Use after free in PDF
Use after free in PDF. Red Hat rates this important (CVSS 9.6). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11642] Use after free in Web Apps
Use after free in Web Apps. Red Hat rates this important (CVSS 9). Weakness: CWE-1341. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11635] Use after free in Bluetooth
Use after free in Bluetooth. Red Hat rates this important (CVSS 9). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11694] Use after free in ServiceWorker
Use after free in ServiceWorker. Red Hat rates this important (CVSS 9). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11652] Use after free in Extensions
Use after free in Extensions. Red Hat rates this important (CVSS 9). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11643] Use after free in Proxy
Use after free in Proxy. Red Hat rates this important (CVSS 9.8). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11638] Use after free in Printing
Use after free in Printing. Red Hat rates this important (CVSS 9.6). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11654] Use after free in CameraCapture
Use after free in CameraCapture. Red Hat rates this important (CVSS 9.6). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11671] Use after free in Navigation
Use after free in Navigation. Red Hat rates this important (CVSS 9.6). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11661] Use after free in Views
Use after free in Views. Red Hat rates this important (CVSS 9). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11645] Out of bounds memory access in V8
Out of bounds memory access in V8. Red Hat rates this important (CVSS 9.6). Weakness: CWE-125. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Critical [CVE-2026-11657] Use after free in Payments
Use after free in Payments. Red Hat rates this important (CVSS 9.6). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.