Red Hat has 1,289 CVEs on record between 2020 and 2026. Disclosure cadence is accelerating: 1042 in the last 90 days against 125 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
- 1042 prev 125
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-2026-55874High· 7.7SeaweedFS: github.com/seaweedfs/seaweedfs: SeaweedFS: Information disclosure via S3 API gateway path traversal (CVE-2026-55874)
A flaw was found in SeaweedFS, a distributed storage system. The S3 API gateway in SeaweedFS does not properly validate `X-Amz-Copy-Source` headers, specifically failing to reject "dot-dot" path segments. This allows an authenticated user,…
CVE-2026-59887High· 7.5linkify-it: linkify-it: Denial of Service via crafted mailto: links (CVE-2026-59887)
A flaw was found in linkify-it, a library for recognizing links. A remote attacker could exploit this vulnerability by providing specially crafted user text. The mailto: schema validator, when processing this input, can be repeatedly invok…
CVE-2026-59879Medium· 5.3⚖ disputedimmutable-js: Immutable.js: Denial of Service due to mishandling of large index values in List operations (CVE-2026-59879)
A flaw was found in Immutable.js, a library providing persistent immutable data structures. This vulnerability occurs when specific List operations, such as List#set or List#setSize, are provided with an index or size value within a partic…
CVE-2026-59874High· 7.5tar: Node-tar: Denial of Service via malformed tar archive header (CVE-2026-59874)
A flaw was found in node-tar, a tar archive manipulation library for Node.js. A remote attacker could exploit this vulnerability by providing a specially crafted tar archive with a negative entry size in its header. This malformed header c…
CVE-2026-59873High· 7.5tar: node-tar: Denial of Service via crafted gzip bomb (CVE-2026-59873)
A flaw was found in node-tar, a tar archive manipulation library for Node.js. This vulnerability allows a remote attacker to craft a small gzip bomb, which, when processed, can lead to the exhaustion of disk space and CPU resources. This o…
CVE-2026-59871Medium· 5.3node-tar: node-tar: Denial of Service due to incorrect PAX path handling (CVE-2026-59871)
A flaw was found in node-tar, a library for manipulating tar archives in Node.js. This vulnerability occurs when the library incorrectly converts specific archive path values into numbers, leading to an error during subsequent path process…
CVE-2026-59877High· 7.5⚖ disputedprotobufjs: protobufjs: Denial of Service via crafted .proto schema (CVE-2026-59877)
A flaw was found in protobufjs, a JavaScript (JS) library for compiling protobuf definitions. A remote attacker could exploit this vulnerability by providing a specially crafted .proto schema. This schema, designed to prematurely end an op…
CVE-2026-14935Low· 3.7Gstreamer1-plugins-bad-free: gstreamer: webrtcbin accepts remote sdp without a=fingerprint due to inverted presence check
A logic vulnerability was found in GStreamer's webrtcbin component. The _check_sdp_crypto() function contains an inverted boolean condition that causes it to accept remote SDP offers or answers that lack the required a=fingerprint attrib…
CVE-2026-9165High· 7.7A flaw was found in Red Hat Advanced Cluster Security for Kubernetes (RHACS)
A flaw was found in Red Hat Advanced Cluster Security for Kubernetes (RHACS). Central does not limit the depth of GraphQL queries served on the authenticated GraphQL API. An authenticated user with a valid API token can send deeply neste…
CVE-2026-54234High· 7.5vllm: vLLM: Denial of Service via malformed speculative decoding workload (CVE-2026-54234)
A flaw was found in vLLM, a high-throughput and memory-efficient inference and serving engine for Large Language Models (LLMs). A remote attacker can exploit this vulnerability by sending a specially crafted multi-request speculative decod…
CVE-2026-55574High· 7.5vllm: vLLM: Denial of Service via adversarial regular expression in structured outputs API (CVE-2026-55574)
A flaw was found in vLLM, a high-throughput and memory-efficient inference and serving engine for large language models (LLMs). A remote attacker could exploit this vulnerability by providing a specially crafted regular expression to the s…
CVE-2026-55380High· 7.5python-pillow: Pillow: Denial of Service via crafted GD 2.x image file (CVE-2026-55380)
A flaw was found in Pillow, a Python imaging library. A remote attacker could exploit this vulnerability by providing a specially crafted GD 2.x image file. The GdImageFile._open() function reads image dimensions without proper validation,…
CVE-2026-55379High· 7.5python-pillow: Pillow: Denial of Service via crafted BDF font file (CVE-2026-55379)
A flaw was found in Pillow, a Python imaging library. This vulnerability allows a remote attacker to cause a Denial of Service (DoS) by providing a specially crafted BDF font file. The library's image processing function fails to properly …
CVE-2026-54060High· 7.5python-pillow: Pillow: Denial of Service via excessive memory allocation when processing font files (CVE-2026-54060)
A flaw was found in Pillow, a Python imaging library. When processing a specially crafted font file, the library's font compilation function does not adequately check for excessive memory allocation. This oversight allows a remote attacker…
CVE-2026-53361High· 7.8PoCIn the Linux kernel, the following vulnerability has been resolved: af_unix: Set gc_in_progress to true in unix_gc(). Igor Ushakov reported that unix_gc() could run with gc_in_progress being false if the work is scheduled while running…
In the Linux kernel, the following vulnerability has been resolved: af_unix: Set gc_in_progress to true in unix_gc(). Igor Ushakov reported that unix_gc() could run with gc_in_progress being false if the work is scheduled while running…
CVE-2026-53359High· 7.8PoCIn the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad ("KVM: x86: Fix shadow paging use-after-free due to unexpected GFN") fixed a sha…
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad ("KVM: x86: Fix shadow paging use-after-free due to unexpected GFN") fixed a sha…
CVE-2026-50151Medium· 5.9oras-go: oras-go: Credential forwarding via unvalidated Location header during blob upload (CVE-2026-50151)
A flaw was found in oras-go. During the monolithic blob upload process, oras-go reuses the Authorization header for subsequent requests, even if a malicious registry provides a cross-host Location header. This vulnerability allows an attac…
CVE-2026-50162Medium· 5.3oras-go: oras-go: File store write outside working directory via symlink traversal (CVE-2026-50162)
A flaw was found in oras-go. The file content store, intended to confine writes to a specified working directory, does not properly account for symbolic link (symlink) traversal. A remote attacker, by providing a specially crafted blob tit…
CVE-2026-48815Medium· 5.9sigstore: Sigstore: Unauthorized certificates accepted due to ignored `certificateOIDs` verification option (CVE-2026-48815)
A flaw was found in sigstore. The `certificateOIDs` option, intended to restrict which certificates can sign artifacts, is accepted by the public application programming interface (API) but is not used during the verification process. This…
CVE-2026-53488High· 8.8github.com/containerd/containerd: containerd: Host-root command execution via unvalidated image config labels in CRI plugin (CVE-2026-53488)
A flaw was found in containerd, an open-source container runtime. The Container Runtime Interface (CRI) plugin, which manages container operations, fails to validate labels propagated from an image configuration to a container. This oversi…
CVE-2026-53489Medium· 6.5github.com/containerd/containerd: containerd: Arbitrary host file read via symlink following in CRI checkpoint restore (CVE-2026-53489)
A flaw was found in containerd, an open-source container runtime. The Container Runtime Interface (CRI) plugin incorrectly restores container logs from a checkpoint image. This vulnerability, categorized as a Path Traversal (CWE-61), allow…
CVE-2026-53492High· 8.2github.com/containerd/containerd: containerd: Security bypass via Container Device Interface (CDI) annotation smuggling during checkpoint r…
A flaw was found in containerd, an open-source container runtime. The Container Runtime Interface (CRI) implementation, which allows Kubernetes to interact with container runtimes, improperly trusts Container Device Interface (CDI) annotat…
CVE-2026-45822High· 7.5decode-uri-component: decode-uri-component: Denial of Service via crafted input (CVE-2026-45822)
A flaw was found in the `decode-uri-component` library. This vulnerability allows a remote attacker to trigger a Denial of Service (DoS) by submitting specially crafted input. The `decode()` function, when processing a large number of enco…
CVE-2026-12243High· 7.5PoCnltk: NLTK: Information disclosure via path traversal vulnerability (CVE-2026-12243)
A flaw was found in NLTK. An attacker can exploit a path traversal vulnerability by providing specially crafted input to `nltk.data.load()` or `nltk.data.find()`. This allows the attacker to read arbitrary files accessible to the Python pr…
CVE-2026-14164High· 7.5PoCA double free issue has been identified in libarchive's RAR5 reader
A double free issue has been identified in libarchive's RAR5 reader. During parsing of a specially crafted RAR5 archive, the filtered_buf pointer may remain stale after being freed during unpacking state reinitialization. Subsequent proc…
CVE-2026-13149High· 7.5brace-expansion: Brace-expansion: Denial of Service due to exponential-time complexity (CVE-2026-13149)
A flaw was found in brace-expansion. An attacker can exploit a vulnerability in the `expand()` function by providing a specially crafted string. This string, containing consecutive non-expanding brace groups, can trigger exponential-time c…
CVE-2026-57585High· 7.5msgpack: MessagePack for Python: Denial of Service via Unpacker reuse after error (CVE-2026-57585)
A flaw was found in MessagePack for Python, a serializer implementation. This vulnerability, categorized as a Use-After-Free (CWE-416), occurs when the Unpacker component is reused after an error. A remote attacker could exploit this by re…
CVE-2026-54369High· 7.1acl: Symlink traversal privilege escalation via libacl functions (CVE-2026-54369)
A flaw was found in the `acl` package, specifically within its `libacl` pathname-based functions. A local attacker could exploit this vulnerability by using a symbolic link to replace a pathname component. This could allow the attacker to …
CVE-2026-12912High· 7.3A flaw was found in libtiff
A flaw was found in libtiff. A remote attacker could exploit this vulnerability by providing a specially crafted PixarLog-compressed TIFF image. This issue occurs when decoding Pixarlog codec images with the PIXARLOGDATAFMT_8BITABGR outp…
CVE-2026-58049High· 8.6FFmpeg's RASC video decoder (decode_dlta in libavcodec/rasc.c) performs 32-bit reads and writes at the row cursor before the NEXT_LINE row-boundary check and validates the DLTA region in pixel rather than byte units, so a DLTA run on a P…
FFmpeg's RASC video decoder (decode_dlta in libavcodec/rasc.c) performs 32-bit reads and writes at the row cursor before the NEXT_LINE row-boundary check and validates the DLTA region in pixel rather than byte units, so a DLTA run on a P…