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-2026-62309High· 7.5CoreDNS is a DNS server written in Go
CoreDNS is a DNS server written in Go. Prior to 1.14.4, a single 28-byte UDP datagram can crash the CoreDNS process when the proxyproto plugin is enabled because plugin/pkg/proxyproto/proxyproto.go PacketConn.ReadFrom handles a PROXY v2 …
CVE-2026-53366High· 7.8In the Linux kernel, the following vulnerability has been resolved: ipv4: account for fraggap on the paged allocation path In __ip_append_data(), when the paged-allocation branch is taken, alloclen and pagedlen are computed as allocl…
In the Linux kernel, the following vulnerability has been resolved: ipv4: account for fraggap on the paged allocation path In __ip_append_data(), when the paged-allocation branch is taken, alloclen and pagedlen are computed as allocl…
CVE-2026-15809High· 7.8A flaw was found in CRI-O
A flaw was found in CRI-O. The fix for a previous vulnerability (CVE-2022-4318) was incorrect, allowing it to be bypassed. An attacker capable of setting environment variables on a container can inject a newline character into the HOME e…
CVE-2026-58659High· 7.8PyTorch Lightning through 2.6.5, fixed in commit d710d68, contains a remote code execution vulnerability in the _load_state function that imports and executes attacker-controlled module names from checkpoint _instantiator hyperparameters…
PyTorch Lightning through 2.6.5, fixed in commit d710d68, contains a remote code execution vulnerability in the _load_state function that imports and executes attacker-controlled module names from checkpoint _instantiator hyperparameters…
CVE-2026-45804High· 7.5diffusers: Diffusers: Arbitrary code execution due to trust_remote_code guard bypass (CVE-2026-45804)
A flaw was found in Diffusers, a library for pretrained diffusion models. A remote attacker could exploit this vulnerability by crafting a malicious Hub repository with custom Python pipeline code. The `DiffusionPipeline.from_pretrained` f…
CVE-2026-15709High· 7.5PoCA flaw was found in libsoup's WebSocket implementation when using the permessage-deflate extension
A flaw was found in libsoup's WebSocket implementation when using the permessage-deflate extension. The extension's decompression loop (inflate()) processes data in chunks without enforcing an upper boundary limit on the output buffer si…
CVE-2026-15711High· 7.5PoCA vulnerability was found in libsoup's WebSocket frame parsing implementation
A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 §5.5, which mandates that all WebSocket control frames (e.g., PING, PONG, CLOSE) contain a pa…
CVE-2026-12478Medium· 4.8PoCThe fix for CVE-2026-0716 (commit 6ff7ef0, libsoup 3.6.6) placed the integer overflow guard inside the if (masked) block, leaving unmasked server-to-client frames unprotected
The fix for CVE-2026-0716 (commit 6ff7ef0, libsoup 3.6.6) placed the integer overflow guard inside the if (masked) block, leaving unmasked server-to-client frames unprotected. A malicious WebSocket server can send a crafted unmasked fram…
CVE-2026-10051Medium· 5.3jetty: Eclipse Jetty: Information disclosure due to retained HTTP/1.1 trailers across connections (CVE-2026-10051)
A flaw was found in Eclipse Jetty. This vulnerability allows a remote attacker to cause the server to retain HTTP/1.1 request trailers from a prior connection. Consequently, subsequent requests made over the same connection may unintention…
CVE-2026-59889Medium· 6.5com.fasterxml.jackson.core/jackson-databind: Jackson-databind: Privilege escalation via improper handling of @JsonUnwrapped properties (CVE…
A flaw was found in jackson-databind. The UnwrappedPropertyHandler.processUnwrapped() method, responsible for handling @JsonUnwrapped properties, replays buffered JSON without properly checking the active view. This allows an attacker to w…
CVE-2026-59885High· 7.5pyasn1: python-pyasn1: pyasn1: Denial of Service via crafted ASN.1 OBJECT IDENTIFIER (CVE-2026-59885)
A flaw was found in pyasn1, a Python library for Abstract Syntax Notation One (ASN.1). The BER, CER, and DER decoders process OBJECT IDENTIFIER and RELATIVE-OID values in quadratic time relative to the number of arcs. A remote attacker cou…
CVE-2026-59886High· 7.5pyasn1: pyasn1: Denial of Service via crafted ASN.1 REAL values (CVE-2026-59886)
A remote attacker can exploit this by providing specially crafted BER/CER/DER-encoded ASN.1 data with a large exponent in the REAL value. When the application subsequently prints, logs, compares, or performs arithmetic on the decoded value…
CVE-2026-59888Medium· 6.5com.fasterxml.jackson.core/jackson-databind: tools.jackson.core/jackson-databind: jackson-databind: @JsonIgnore bypass in Java Records (CVE…
A flaw was found in jackson-databind. When Java Records use a PropertyNamingStrategy, an attacker can bypass the @JsonIgnore annotation during deserialization. This allows a renamed JSON key to be assigned to a Record constructor parameter…
CVE-2026-59197High· 8.2Pillow: Pillow: Native heap out-of-bounds write (CVE-2026-59197)
A flaw was found in Pillow prior to 12.3.0. The public RankFilter API can trigger a native heap out-of-bounds write when given a very large odd filter size. ImageFilter.RankFilter.filter() calls image.expand(size // 2, size // 2) before ra…
CVE-2026-59200High· 7.5Pillow: Pillow: Denial of service via crafted PDF stream (CVE-2026-59200)
A flaw was found in Pillow, a Python imaging library. A remote attacker could exploit a vulnerability in the PdfParser.PdfStream.decode() function when processing a crafted FlateDecode PDF stream. By providing a specially designed PDF file…
CVE-2026-59204High· 7.5Pillow: Pillow: Denial of Service via crafted JPEG2000 image (CVE-2026-59204)
A flaw was found in Pillow, a Python imaging library. A remote attacker could exploit this vulnerability by providing a specially crafted JPEG2000 image file. Due to incorrect calculation of memory requirements for image tiles, processing …
CVE-2026-54058Critical· 9.1Pillow: Pillow: Memory disclosure or denial of service via crafted McIdas AREA image (CVE-2026-54058)
A flaw was found in Pillow prior to 12.3.0. When an uncompressed McIdas AREA image is loaded from a filename through the mmap raw codec path, attacker-controlled header words can set a row stride smaller than the natural row width. Pixel a…
CVE-2026-59205High· 7.5Pillow: Pillow: Controlled native heap corruption in ImageCms.ImageCmsTransform.apply API (CVE-2026-59205)
A flaw was found in Pillow, a Python imaging library. This vulnerability allows an attacker to trigger controlled native heap corruption by supplying an output image whose mode does not match the transform's declared output mode when using…
CVE-2026-59199High· 7.5Pillow: Pillow: Denial of Service via out-of-bounds write in image processing (CVE-2026-59199)
A flaw was found in Pillow, a Python imaging library. A remote attacker could exploit a vulnerability in the library's image processing functions, specifically when handling image coordinates near certain limits. This flaw, a native heap o…
CVE-2026-49477High· 7.5soupsieve: Soupsieve: Denial of Service via crafted CSS selector strings (CVE-2026-49477)
A flaw was found in soupsieve, a CSS selector library. This vulnerability allows a remote attacker to cause a Denial of Service (DoS) by supplying specially crafted, untrusted CSS selector strings. The flaw occurs due to a regular expressi…
CVE-2026-49978High· 8.1dompurify: DOMPurify: Cross-site scripting vulnerability allows code execution (CVE-2026-49978)
A flaw was found in DOMPurify, a tool designed to sanitize HTML, MathML, and SVG to prevent cross-site scripting (XSS) attacks. When performing in-place sanitization, DOMPurify could fail to properly process content within shadow DOM eleme…
CVE-2026-49855High· 7.5tornado: Tornado: Denial of Service via uncontrolled gzip decompression memory consumption (CVE-2026-49855)
A flaw was found in Tornado, a Python web framework and asynchronous networking library. Its gzip decompression routines process data in limited-size chunks but do not enforce an overall limit on the total accumulated decompressed data. Th…
CVE-2026-49853High· 7.7tornado: Tornado: Information disclosure via improper handling of credentials during HTTP redirects (CVE-2026-49853)
A flaw was found in Tornado's SimpleAsyncHTTPClient. When following a redirect to a different origin, the client improperly retains and forwards sensitive authentication credentials, such as Authorization headers, to the new, potentially u…
CVE-2026-48801High· 7.5linkify-it: linkify-it: Denial of Service via algorithmic complexity vulnerability (CVE-2026-48801)
A flaw was found in linkify-it, a library for recognizing links with full Unicode support. The LinkifyIt.prototype.match function, the package's primary public API, has an algorithmic complexity of O(N²) for inputs containing many fuzzy li…
CVE-2026-15378Critical· 9.3A flaw was found in the `guardrails-detectors` component
A flaw was found in the `guardrails-detectors` component. This vulnerability allows a remote attacker to perform a blind Server-Side Request Forgery (SSRF) by submitting a specially crafted XML Schema Definition (XSD) string. This can le…
CVE-2026-15028Low· 3.9A flaw was found in libarchive
A flaw was found in libarchive. This vulnerability allows a remote attacker to trigger a heap overflow by providing a specially crafted tar archive. The issue occurs during the parsing of a PAX extended header containing a malformed SUN.…
CVE-2026-59692High· 7.5A stack buffer overflow vulnerability was found in GStreamer's DTLS plugin
A stack buffer overflow vulnerability was found in GStreamer's DTLS plugin. During a DTLS handshake, the peer certificate Subject Distinguished Name is printed into a fixed-size 2048-byte stack buffer without bounds checking. A remote un…
CVE-2026-59691High· 7.1A heap buffer overflow vulnerability was found in GStreamer's rfbsrc plugin
A heap buffer overflow vulnerability was found in GStreamer's rfbsrc plugin. When a client connects to a malicious RFB/VNC server that advertises a 16bpp framebuffer and sends Hextile-encoded updates, the Hextile background fill path wri…
CVE-2026-59899High· 7.5io.netty/netty-codec-http: Netty: Memory exhaustion in netty-codec-http (decompression bomb) (CVE-2026-59899)
A flaw was found in the Netty netty-codec-http component. A remote attacker can send HTTP requests containing highly compressed data. The HTTP decoder in netty-codec-http fails to properly limit the decompression of this content, causing t…
CVE-2026-59901High· 7.5io.netty/netty-codec-compression: Netty: Infinite loop in netty-codec-compression (bzip2) (CVE-2026-59901)
A flaw was found in the netty-codec-compression component of Netty. This vulnerability, caused by a logic error in the bzip2 decoder, allows a remote attacker to send specially crafted bzip2-compressed data. Processing this malformed data …