Red Hat has 1,289 CVEs on record between 2020 and 2026. Disclosure cadence is accelerating: 1047 in the last 90 days against 120 in the 90 before. The busiest recent month was September 2026 with 642. The median CVSS is 7.0 (high), with 57 rated critical. 0% have been exploited in the wild, in line with the corpus average. The dominant weakness classes are CWE-125 (97) and CWE-825 (89). Most affected products: Red Hat Enterprise Linux 9 (212), Red Hat OpenShift Container Platform 4 (95), Red Hat Enterprise Linux 10 (62).
CVEs per month
Last 12 months, by publish date
- Exploited share
- 0% vs 1% corpus
- Median CVSS
- 7.0
- Publish → KEV
- —(1)
- Last 90 days
- 1047 prev 120
Weakness classes
Products
- Red Hat Enterprise Linux 9 212
- Red Hat OpenShift Container Platform 4 95
- Red Hat Enterprise Linux 10 62
- Linux 57
- Red Hat OpenShift AI (RHOAI) 45
- Red Hat Enterprise Linux BaseOS (v. 10) 36
Worst active — by depth score
CVE-2026-64849High· 8.5mlflow: MLflow: Unauthenticated full-read SSRF in webhook delivery: _validate_webhook_url bypassed via unvalidated HTTP redirects (and DNS …74CVE-2025-68664Critical· 9.3langchain-core: LangChain: Arbitrary code execution via serialization injection (CVE-2025-68664)72CVE-2026-40453Critical· 9.9The fix for CVE-2025-27636 added setLowerCase(true) to HttpHeaderFilterStrategy so that case-variant header names such as 'CAmelExecCommandExecutable' are filtered out alongside 'CamelExecCommandExecutable'67CVE-2026-76578Critical· 9.8A flaw was found in FreeIPA66CVE-2026-64564Critical· 9.8In the Linux kernel, the following vulnerability has been resolved: sctp: don't free the ASCONF's own transport in DEL-IP processing sctp_process_asconf() caches the transport the ASCONF chunk is processed against in asconf->transport …66
Red Hat vulnerabilities
CVEs affecting Red Hat, newest first. Open any entry for full detail, references, and exploit status.
1289 CVEsRSS
CVE-2026-19872Medium· 6.1HTML::FormHandler versions before 0.410000 for Perl allow cross-site scripting via a submitted value rendered unescaped in an error message. The wrappers and renderers that emit a form's errors interpolate the error string straight into…
HTML::FormHandler versions before 0.410000 for Perl allow cross-site scripting via a submitted value rendered unescaped in an error message. The wrappers and renderers that emit a form's errors interpolate the error string straight into…
CVE-2026-80219High· 8.7Rejected reason: Red Hat Product Security has come to the conclusion that this CVE is not needed.
Rejected reason: Red Hat Product Security has come to the conclusion that this CVE is not needed.
CVE-2026-78234Critical· 9.9A flaw was found in hawtio-operator
A flaw was found in hawtio-operator. The operator reads the OpenShift Service CA private signing key from the openshift-service-ca namespace and uses it to mint client certificates with a Subject Common Name (CN) supplied by the author o…
CVE-2026-77968High· 8.2A flaw was found in hawtio-operator
A flaw was found in hawtio-operator. The operator's ClusterRole grants secrets: [create, get, list, update, watch] across all namespaces. While the operator uses a controller-runtime label-selector cache as a memory optimization, the Ser…
CVE-2026-74860High· 8.5A flaw was found in libxml2 with Python bindings enabled
A flaw was found in libxml2 with Python bindings enabled. A remote attacker could exploit this vulnerability by providing a specially crafted XML document containing a Document Type Definition (DTD) with enumerated attribute values. This…
CVE-2026-74859Medium· 6.8The shell theme installer in gnome-tweaks extracts user-supplied ZIP archives without validating archive member paths
The shell theme installer in gnome-tweaks extracts user-supplied ZIP archives without validating archive member paths. As a result, a crafted theme archive can write files outside ~/.themes by using ../ path traversal, absolute paths, or…
CVE-2026-76561High· 7.2A flaw was found in Dogtag PKI, as used by FreeIPA's certificate authority component
A flaw was found in Dogtag PKI, as used by FreeIPA's certificate authority component. The certificate profile import functionality does not fully validate uploaded profile content beyond the profile ID. An authenticated user with CA Admi…
CVE-2026-86404High· 8.8EAP's Artemis deserialization configuration permits deserialization by default
EAP's Artemis deserialization configuration permits deserialization by default. ObjectMessage.getObject() uses ObjectInputStreamWithClassLoader, which implements allow-list/block-list filtering via its checkSecurity()/isTrustedType() met…
CVE-2026-86332Medium· 6.5A flaw was found in odh-dashboard in Red Hat OpenShift AI
A flaw was found in odh-dashboard in Red Hat OpenShift AI. The backend-for-frontend route GET /api/nim-serving/:nimResource reads Kubernetes Secrets using the dashboard service account and returns the full Secret object, including .data,…
CVE-2026-18355High· 7.5A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server (389-ds-base)
A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server (389-ds-base). In sasl_io_start_packet(), the wrapped-record length read from the wire is validated only against an upper bound. A small wire length (0, …
CVE-2026-16028High· 7.5Protocol::HTTP2 versions before 1.14 for Perl allow memory exhaustion via closed streams that stream_state never removes from the connection stream table. When a stream reaches the CLOSED state, stream_state returns the concurrency slot…
Protocol::HTTP2 versions before 1.14 for Perl allow memory exhaustion via closed streams that stream_state never removes from the connection stream table. When a stream reaches the CLOSED state, stream_state returns the concurrency slot…
CVE-2026-86469Medium· 5.3PoCA flaw was found in GLib2
A flaw was found in GLib2. When g_file_replace() is used with G_FILE_CREATE_REPLACE_DESTINATION and creating the .goutputstream-XXXXXX temporary file fails, the library unlinks the destination and recreates it without exclusive creation …
CVE-2026-76560High· 7.5A flaw was found in 389 Directory Server
A flaw was found in 389 Directory Server. The SELFDN ACI bind-rule evaluator incorrectly matches an anonymous LDAP client's empty bind DN against an empty stored attribute value, allowing an unauthenticated client to satisfy access contr…
CVE-2026-19843High· 8.4PoCA flaw was found in 389-ds-base
A flaw was found in 389-ds-base. The Cockpit 389 Console's LDAP editor constructs an ldapsearch command by embedding an LDAP entry's distinguished name (DN) into a shell command string without proper escaping. An LDAP user with delegated…
CVE-2026-18922Critical· 9.8A flaw was found in 389 Directory Server
A flaw was found in 389 Directory Server. During SASL PLAIN authentication, a stale identity carried in a Cyrus SASL auxiliary property from a prior failed bind attempt can be installed on a connection following a subsequent, unrelated s…
CVE-2026-18453High· 7.5A flaw was found in 389 Directory Server
A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of op_shared_search allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests …
CVE-2026-79678High· 8.1A flaw was found in FreeIPA's idp-add command, where insufficiently validated --organization/--base-url input reaches a constrained eval() call before the corresponding LDAP access control check is enforced
A flaw was found in FreeIPA's idp-add command, where insufficiently validated --organization/--base-url input reaches a constrained eval() call before the corresponding LDAP access control check is enforced. This allows any authenticated…
CVE-2026-76578Critical· 9.8PoCA flaw was found in FreeIPA
A flaw was found in FreeIPA. The self-managed OTP token ACI does not require authentication and does not restrict which attributes may be added alongside the token entry. An unauthenticated LDAP client can exploit this, combined with a r…
CVE-2026-86289Medium· 4.3PoCA vulnerability was found in Ollama up to 0.31.1
A vulnerability was found in Ollama up to 0.31.1. This issue affects the function readGGUFV1String of the file fs/ggml/gguf.go of the component GGUF Decoder. Performing a manipulation results in integer overflow. The attack is possible t…
CVE-2026-86250High· 7.5h3 versions before 2.0.1-rc.18 fail to validate the chunk count parsed from user-controlled cookie values in setChunkedCookie() and deleteChunkedCookie() functions
h3 versions before 2.0.1-rc.18 fail to validate the chunk count parsed from user-controlled cookie values in setChunkedCookie() and deleteChunkedCookie() functions. Attackers can send a crafted cookie header with an extremely large chunk…
CVE-2026-85769Medium· 6.5PoCA flaw was found in libtpms, a library that provides software TPM 2.0 emulation
A flaw was found in libtpms, a library that provides software TPM 2.0 emulation. When restoring TPM 2.0 state (for example during a virtual machine's power-on or state/migration restore), a malformed state blob can supply an oversized sk…
CVE-2026-85197High· 7.6PoCA flaw was found in libsoup
A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle (MITM) attacker can exploit a heap use-after-free vulnerability in the HTTP/2 client implementation. This occurs when a GNOME application uploads a file using …
CVE-2026-81665High· 7.5A heap-based buffer overflow was found in Corosync's Totem Process Group (totempg) message reassembly
A heap-based buffer overflow was found in Corosync's Totem Process Group (totempg) message reassembly. When processing fragmented multicast messages, the buffer used to reassemble fragments lacks a runtime bounds check in release builds.…
CVE-2026-76925Medium· 5.8A flaw was found in Flatpak
A flaw was found in Flatpak. A Time-of-check to time-of-use (TOCTOU) race condition exists in the `org.freedesktop.Flatpak.SystemHelper` component. This vulnerability occurs because a privileged `chmod` operation executes before the OSTr…
CVE-2026-85781High· 8.7Unverified ownership of a storage access point in the volume deletion component of the Amazon EFS CSI Driver before v3.4.1 might allow an authenticated Kubernetes user with PersistentVolume creation privileges to cause recursive deletion…
Unverified ownership of a storage access point in the volume deletion component of the Amazon EFS CSI Driver before v3.4.1 might allow an authenticated Kubernetes user with PersistentVolume creation privileges to cause recursive deletion…
CVE-2026-81666Medium· 6.5An integer overflow was found in Corosync's handling of membership commit token messages
An integer overflow was found in Corosync's handling of membership commit token messages. The length-validation check for these messages can be bypassed on 32-bit systems due to an integer overflow in the calculation of the expected mess…
CVE-2026-85150High· 7.5A NULL pointer dereference flaw was found in GStreamer's RTSP support library
A NULL pointer dereference flaw was found in GStreamer's RTSP support library. The vulnerability occurs while parsing an Authorization or WWW-Authenticate header that uses Digest authentication. Specially crafted whitespace placement aro…
CVE-2026-85180High· 7.5Ollama fails to validate redirect destinations when pulling tensor-layer models, allowing unauthenticated attackers to redirect blob downloads to arbitrary hosts
Ollama fails to validate redirect destinations when pulling tensor-layer models, allowing unauthenticated attackers to redirect blob downloads to arbitrary hosts. An attacker can control a registry, serve a malicious tensor-layer manifes…
CVE-2026-85458Medium· 4.7Divide-by-zero in Xpdf 4.06 (and earlier), when a glyph in a Type 3 font has a zero height.
Divide-by-zero in Xpdf 4.06 (and earlier), when a glyph in a Type 3 font has a zero height.
CVE-2026-63376High· 8.2⚖ disputedtoml-node is a TOML parser for Node.js and the browser
toml-node is a TOML parser for Node.js and the browser. Prior to 4.1.2, toml.parse() in lib/compiler.js can be tricked by a table path such as a.b.y.__proto__.__proto__, allowing traversal from a scalar value into Number.prototype and Ob…