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-2026-16445High· 7.5A flaw was found in dracut
A flaw was found in dracut. A remote attacker on the adjacent network can exploit this vulnerability by providing specially crafted DHCP options, such as a malicious root-path, next-server, or bootfile name, to a system using dracut's Ne…
CVE-2026-15927Medium· 6.8A flaw was found in Red Hat Quay's repository-level mirror configuration feature
A flaw was found in Red Hat Quay's repository-level mirror configuration feature. The POST and PUT handlers in endpoints/api/mirror.py accept an external_reference parameter without SSRF validation, unlike the organization-level mirror h…
CVE-2026-47058High· 7.4Vulnerability in Oracle Java SE (component: Scripting)
Vulnerability in Oracle Java SE (component: Scripting). Supported versions that are affected are Oracle Java SE: 8u491, 8u491-perf and 11.0.31. Difficult to exploit vulnerability allows unauthenticated attacker with network access via …
CVE-2026-56819High· 7.5PoCio.netty/netty-codec-http2: Netty: Denial of Service via HTTP/2 DATA frame memory leak (CVE-2026-56819)
A flaw was found in Netty, a network application framework. A remote, unauthenticated attacker can exploit this vulnerability by sending specially crafted HTTP/2 DATA frames to applications that use Netty and have HTTP/2 content decompress…
CVE-2026-55851High· 7.5io.netty/netty-codec-haproxy: Netty codec-haproxy: Denial of Service via crafted PROXY protocol v2 message (CVE-2026-55851)
A flaw was found in Netty's codec-haproxy module. A remote attacker could exploit a vulnerability in the HAProxyMessageDecoder by sending a specially crafted PROXY protocol v2 message. This leads to unbounded buffer accumulation, causing a…
CVE-2026-56745High· 7.5netty: io.netty/netty-codec-http: Netty: Denial of Service via memory exhaustion in SPDY-to-HTTP codec (CVE-2026-56745)
A flaw was found in Netty. A remote attacker can exploit a vulnerability in the `SpdyHttpDecoder` handler of Netty's SPDY-to-HTTP codec. When processing a client-initiated `SYN_STREAM` frame, the decoder fails to release allocated memory i…
CVE-2026-56746High· 7.5io.netty/netty-codec-http: Netty: Security control bypass allows unauthorized requests via null origin header (CVE-2026-56746)
A flaw was found in Netty, a network application framework. A remote attacker can bypass security controls in the `CorsHandler` component by sending a specially crafted request with a null origin header. This bypasses the intended access r…
CVE-2026-56816High· 7.5io.netty:netty-codec-http3: Netty: Denial of Service due to uncontrolled memory buffering in HTTP/3 (CVE-2026-56816)
A flaw was found in Netty. An unauthenticated remote attacker can exploit a vulnerability in Netty's `Http3FrameCodec` by sending specially crafted HTTP/3 reserved frames with excessive payload lengths. This can lead to uncontrolled memory…
CVE-2026-56817High· 7.5io.netty/netty-codec-xml: Netty: Information disclosure via XML External Entity (XXE) vulnerability (CVE-2026-56817)
A flaw was found in Netty, a network application framework. A remote attacker could exploit this vulnerability by sending specially crafted XML data containing a DOCTYPE declaration to a vulnerable XmlDecoder within the Netty channel pipel…
CVE-2026-56820High· 7.4io.netty/netty-handler-ssl-ocsp: Netty: Certificate revocation bypass via OCSP response replay attack (CVE-2026-56820)
A flaw was found in Netty. The `OcspClient` component fails to validate that the Certificate ID in an Online Certificate Status Protocol (OCSP) response matches the requested Certificate ID. This vulnerability allows a remote attacker to b…
CVE-2026-46600High· 7.5golang.org/x/net/dns/dnsmessage: golang.org/x/net/dns/dnsmessage: Denial of Service via invalid DNS record parsing (CVE-2026-46600)
A flaw was found in golang.org/x/net/dns/dnsmessage. A remote attacker could send a specially crafted Service Binding (SVCB) or HTTPS resource record (RR) to a system using this component. When parsing this invalid record, the system may p…
CVE-2026-15588Medium· 5.3PoCA denial-of-service and resource exhaustion vulnerability exists within the `GDBus` component of GLib
A denial-of-service and resource exhaustion vulnerability exists within the `GDBus` component of GLib. The `gdbusauth` authentication mechanism fails to enforce proper length limitations on data lines read from a client. An unauthenticat…
CVE-2026-64192Medium· 6.4In the Linux kernel, the following vulnerability has been resolved: bpf: Reject BPF_MAP_TYPE_INODE_STORAGE creation if BPF LSM is uninitialized When CONFIG_BPF_LSM=y is set, BPF inode storage maps (BPF_MAP_TYPE_INODE_STORAGE) are compi…
In the Linux kernel, the following vulnerability has been resolved: bpf: Reject BPF_MAP_TYPE_INODE_STORAGE creation if BPF LSM is uninitialized When CONFIG_BPF_LSM=y is set, BPF inode storage maps (BPF_MAP_TYPE_INODE_STORAGE) are compi…
CVE-2026-16242Critical· 9.4A flaw was found in the Konnectivity proxy-server configuration for hosted control planes
A flaw was found in the Konnectivity proxy-server configuration for hosted control planes. The agent-facing listener was started without --cluster-ca-cert (and without token-based agent authentication), so client certificates were not va…
CVE-2026-64191High· 7.8In the Linux kernel, the following vulnerability has been resolved: i2c: stub: Reject I2C block transfers with invalid length The I2C_SMBUS_I2C_BLOCK_DATA case in stub_xfer() uses data->block[0] as the transfer length
In the Linux kernel, the following vulnerability has been resolved: i2c: stub: Reject I2C block transfers with invalid length The I2C_SMBUS_I2C_BLOCK_DATA case in stub_xfer() uses data->block[0] as the transfer length. The existing che…
CVE-2026-55831High· 7.5io.netty/netty-codec-http: Netty: Denial of Service via SPDY SETTINGS frame processing (CVE-2026-55831)
A flaw was found in Netty, a network application framework. A remote attacker, by sending a specially crafted SPDY/3.1 SETTINGS frame, could cause the SPDY SETTINGS decoder to create a large number of map entries. This excessive processing…
CVE-2026-55833High· 7.5netty: io.netty/netty-codec-http: Netty: Denial of Service via SPDY header decompression amplification (CVE-2026-55833)
A flaw was found in Netty, a network application framework. A remote attacker could exploit a vulnerability in the SPDY header decoding process. By sending a specially crafted, small compressed header block, the attacker can cause it to ex…
CVE-2026-63831High· 8.8In the Linux kernel, the following vulnerability has been resolved: mac802154: llsec: add skb_cow_data() before in-place crypto llsec_do_encrypt_unauth(), llsec_do_encrypt_auth(), llsec_do_decrypt_unauth(), and llsec_do_decrypt_auth() …
In the Linux kernel, the following vulnerability has been resolved: mac802154: llsec: add skb_cow_data() before in-place crypto llsec_do_encrypt_unauth(), llsec_do_encrypt_auth(), llsec_do_decrypt_unauth(), and llsec_do_decrypt_auth() …
CVE-2026-63823High· 7.8In the Linux kernel, the following vulnerability has been resolved: keys: Pin request_key_auth payload in instantiate paths A: request_key() B: KEYCTL_INSTANTIATE_IOV ================ ========================= create auth …
In the Linux kernel, the following vulnerability has been resolved: keys: Pin request_key_auth payload in instantiate paths A: request_key() B: KEYCTL_INSTANTIATE_IOV ================ ========================= create auth …
CVE-2026-63923High· 8.8In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: validate body pcifunc in rvu_mbox_handler_rep_event_notify rvu_mbox_handler_rep_event_notify() in drivers/net/ethernet/marvell/ octeontx2/af/rvu_rep.c qu…
In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: validate body pcifunc in rvu_mbox_handler_rep_event_notify rvu_mbox_handler_rep_event_notify() in drivers/net/ethernet/marvell/ octeontx2/af/rvu_rep.c qu…
CVE-2026-16221High· 7.5fast-uri: Fast-uri: Security policy bypass due to URL parsing inconsistency (CVE-2026-16221)
A flaw was found in fast-uri. This vulnerability arises because fast-uri does not correctly interpret backslash characters as authority delimiters in Uniform Resource Locators (URLs), unlike Node.js's native WHATWG URL parser. This discrep…
CVE-2026-63809Medium· 6.4In the Linux kernel, the following vulnerability has been resolved: bpf: use kvfree() for replaced sysctl write buffer proc_sys_call_handler() allocates its temporary sysctl buffer with kvzalloc() and passes it to __cgroup_bpf_run_filt…
In the Linux kernel, the following vulnerability has been resolved: bpf: use kvfree() for replaced sysctl write buffer proc_sys_call_handler() allocates its temporary sysctl buffer with kvzalloc() and passes it to __cgroup_bpf_run_filt…
CVE-2026-63802High· 7.0In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF in __blkcg_rstat_flush() When multiple blkgs in the same blkcg are released concurrently, a use-after-free can occur
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF in __blkcg_rstat_flush() When multiple blkgs in the same blkcg are released concurrently, a use-after-free can occur. The race happens when one blk…
CVE-2026-63801High· 7.0In the Linux kernel, the following vulnerability has been resolved: tipc: fix slab-use-after-free Read in tipc_aead_decrypt_done tipc_aead_decrypt() goes straight from tipc_bearer_hold(b) to crypto_aead_decrypt(req) without taking a re…
In the Linux kernel, the following vulnerability has been resolved: tipc: fix slab-use-after-free Read in tipc_aead_decrypt_done tipc_aead_decrypt() goes straight from tipc_bearer_hold(b) to crypto_aead_decrypt(req) without taking a re…
CVE-2026-63797High· 7.8In the Linux kernel, the following vulnerability has been resolved: rpmsg: char: Fix use-after-free on probe error path rpmsg_chrdev_probe() stores the newly allocated eptdev in the default endpoint's priv pointer before calling rpmsg_…
In the Linux kernel, the following vulnerability has been resolved: rpmsg: char: Fix use-after-free on probe error path rpmsg_chrdev_probe() stores the newly allocated eptdev in the default endpoint's priv pointer before calling rpmsg_…
CVE-2026-50274High· 7.5github.com/DataDog/dd-trace-go: Datadog dd-trace-go: Denial of Service via malicious baggage headers (CVE-2026-50274)
A flaw was found in Datadog dd-trace-go, a Go client library. A remote, unauthenticated attacker can exploit this vulnerability by sending a request with a specially crafted baggage header containing an arbitrarily large number of key-valu…
CVE-2026-44891High· 7.5io.netty/netty-codec-stomp: Netty: Denial of Service vulnerability in STOMP decoder (CVE-2026-44891)
A flaw was found in Netty, a network application framework, specifically within the StompSubframeDecoder component. This vulnerability allows a remote attacker to cause a denial of service (DoS) by sending a large number of small headers. …
CVE-2026-54171Medium· 6.5excon: Excon: Information disclosure via unstripped sensitive headers during redirects (CVE-2026-54171)
A flaw was found in Excon, a Ruby HTTP client library. The RedirectFollower middleware, responsible for handling redirects, failed to remove sensitive header information when a request was redirected to a new target. This oversight could l…
CVE-2026-49834Medium· 5.9github.com/sigstore/sigstore-go: sigstore-go: Security Policy Bypass via Compromised Log (CVE-2026-49834)
A flaw was found in sigstore-go, a Go library for Sigstore signing and verification. This vulnerability allows a single compromised transparency log or Certificate Transparency (CT) log to bypass the multi-log threshold requirements. An at…
CVE-2026-10050Critical· 9.1jetty-security: Eclipse Jetty: Authentication bypass via Digest authentication encoding collision (CVE-2026-10050)
A flaw was found in Eclipse Jetty, a widely used web server and servlet container. This vulnerability affects its HTTP Digest authentication mechanism, which is used to verify user identities. The issue arises because Jetty's hash computat…