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Security advisories & CVEs
7849 advisories across 32 monitored vendors.
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High [CVE-2026-77682] JavaScript code injection in autofill via unsanitized CSS selector from element id
JavaScript code injection in autofill via unsanitized CSS selector from element id. Red Hat rates this important (CVSS 7.1). Weakness: CWE-94.
High [CVE-2026-74581] use-after-free in fib6_rule_suppress due to stale res->rt6 pointer
use-after-free in fib6_rule_suppress due to stale res->rt6 pointer. Red Hat rates this important (CVSS 7.8). Weakness: CWE-416. Red Hat lists fixing advisory RHSA-2026:60485 with package kernel-0:5.14.0-427.147.1.el9_4, kernel-0:5.14.0-687.42.1.el9_8, kernel-0:5.14.0-570.136.1.el9_6, kernel-0:4.18.0-372.209.1.el8_6. Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 8.
High [CVE-2026-74583] fix fastmap use-after-free on filter
fix fastmap use-after-free on filter. Red Hat rates this important (CVSS 7.8). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat package: kernel-rt.
High [CVE-2026-74580] reset the vring metadata cache on vring reconfiguration
reset the vring metadata cache on vring reconfiguration. Red Hat rates this important (CVSS 7.3). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; and 2 more. Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74582] use consistent hard_header_len in non-ring send paths
use consistent hard_header_len in non-ring send paths. Red Hat rates this important (CVSS 7). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-77652] heap buffer overflow in WPG colormap parser via out-of-bounds palette index
heap buffer overflow in WPG colormap parser via out-of-bounds palette index. Red Hat rates this important (CVSS 7.8). Weakness: CWE-122.
High [CVE-2026-77658] stack buffer overflow in Bus object via unvalidated handle count in project files
stack buffer overflow in Bus object via unvalidated handle count in project files. Red Hat rates this important (CVSS 7.8). Weakness: CWE-121.
Medium [CVE-2026-44517] Build breakout via malicious Git repository or tar archive
Build breakout via malicious Git repository or tar archive. Red Hat rates this moderate (CVSS 6.3). Weakness: CWE-22. Affected products named by the advisory: Red Hat Certification Program for Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 10; Red Hat OpenShift Container Platform 4; Red Hat OpenShift Dev Spaces; and 4 more. Affected products named by the advisory: Red Hat OpenStack Platform 18.0; Red Hat Quay 3; Red Hat package: buildah; Red Hat package: podman.
Medium [CVE-2026-59296] Line-protocol and log injection via unsanitized input allows metric and log spoofing
Line-protocol and log injection via unsanitized input allows metric and log spoofing. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-93. Affected products named by the advisory: Exploit Intelligence; Red Hat AMQ Broker 7; Red Hat build of Apache Camel 4 for Quarkus 3; Red Hat build of Apache Camel for Spring Boot 4; and 9 more. Affected products named by the advisory: Red Hat build of Apicurio Registry 3; Red Hat build of Debezium 3; Red Hat Build of Keycloak; Red Hat build of Quarkus; and 5 more.
Medium [CVE-2026-77679] path traversal in WebExtension XPI extraction (ZIP slip)
path traversal in WebExtension XPI extraction (ZIP slip). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-22.
Critical [CVE-2026-76018] Arbitrary Code Execution via crafted file in Import component
Arbitrary Code Execution via crafted file in Import component. Red Hat rates this important (CVSS 9.6). Weakness: CWE-641.
Critical [CVE-2026-67567] HelmRelease chart applied with controller SA without GVK or namespace restriction
HelmRelease chart applied with controller SA without GVK or namespace restriction. Red Hat rates this important (CVSS 9.9). Weakness: CWE-441. Red Hat lists fixing advisory RHSA-2026:60391 with package rhacm2/multicluster-operators-subscription-rhel9:1787242108, rhacm2/multicluster-operators-subscription-rhel9:1787263693, rhacm2/multicluster-operators-subscription-rhel9:1787242321, rhacm2/multicluster-operators-subscription-rhel9:1787240030. Affected products named by the advisory: Red Hat Advanced Cluster Management for Kubernetes 2.13; Red Hat Advanced Cluster Management for Kubernetes 2.15; Red Hat Advanced Cluster Management for Kubernetes 2.17.
Critical [CVE-2026-66788] arbitrary local-namespace injection via attacker-controlled LabelSourceNamespace
arbitrary local-namespace injection via attacker-controlled LabelSourceNamespace. Red Hat rates this important (CVSS 9.9). Weakness: CWE-284. Affected product named by the advisory: Red Hat Advanced Cluster Management for Kubernetes 2.
Critical [CVE-2026-66785] unvalidated Endpoint.Spec.Subnets propagated into WireGuard AllowedIPs / IPsec enables traffic hijack
unvalidated Endpoint. Spec. Subnets propagated into WireGuard AllowedIPs / IPsec enables traffic hijack. Red Hat rates this important (CVSS 9.9). Weakness: CWE-20. Affected product named by the advisory: Red Hat Advanced Cluster Management for Kubernetes 2.
Critical [CVE-2026-11861] Obtaining TGS with impersonating cname through trust relationships
Obtaining TGS with impersonating cname through trust relationships. Red Hat rates this moderate (CVSS 9.6). Weakness: CWE-266. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; and 2 more. Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat package: ipa.
High [CVE-2026-72848] Server-Side Request Forgery and Information Disclosure via nested sitemap entries
Server-Side Request Forgery and Information Disclosure via nested sitemap entries. Red Hat rates this important (CVSS 8.6). Weakness: CWE-918. Affected products named by the advisory: Exploit Intelligence; Migration Toolkit for Applications 8; OpenShift Lightspeed; Red Hat Ansible Automation Platform 2; and 2 more. Affected products named by the advisory: Red Hat Enterprise Linux AI (RHEL AI) 3; Red Hat OpenShift AI (RHOAI).
High [CVE-2026-55893] Heap buffer overflow with potential code execution
Heap buffer overflow with potential code execution. Red Hat rates this moderate (CVSS 7). Weakness: CWE-805. Red Hat lists fixing advisory RHSA-2026:59419 with package capstone-main-5.0.8-0.3.hum1. Affected products named by the advisory: Red Hat Hardened Images; Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat OpenShift Container Platform 4; and 1 more. Affected products named by the advisory: Red Hat package: capstone.
High [CVE-2026-73137] cross-namespace Secret exfiltration via HelmRelease.repo.secretRef.namespace
cross-namespace Secret exfiltration via HelmRelease.repo.secretRef.namespace. Red Hat rates this important (CVSS 7.7). Weakness: CWE-200. Red Hat lists fixing advisory RHSA-2026:60391 with package rhacm2/multicluster-operators-subscription-rhel9:1787242108, rhacm2/multicluster-operators-subscription-rhel9:1787263693, rhacm2/multicluster-operators-subscription-rhel9:1787242321, rhacm2/multicluster-operators-subscription-rhel9:1787240030. Affected products named by the advisory: Red Hat Advanced Cluster Management for Kubernetes 2.13; Red Hat Advanced Cluster Management for Kubernetes 2.15; Red Hat Advanced Cluster Management for Kubernetes 2.17.
High [CVE-2026-43678] Denial of Service via specially crafted WebSocket frame
Denial of Service via specially crafted WebSocket frame. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770.
High [CVE-2026-53587] Denial of Service due to heap out-of-bounds read from malicious Git server
Denial of Service due to heap out-of-bounds read from malicious Git server. Red Hat rates this important (CVSS 7.5). Weakness: CWE-125. Red Hat lists fixing advisory RHSA-2026:59361 with package libgit2-main-1.9.7-1.hum1. Affected products named by the advisory: Red Hat Hardened Images; Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; and 3 more. Affected products named by the advisory: Red Hat Enterprise Linux AI (RHEL AI) 3; Red Hat package: rust; Red Hat package: libgit2.