Red Hat has 2,798 CVEs on record between 2010 and 2026. Disclosure cadence is accelerating: 1490 in the last 90 days against 571 in the 90 before. The busiest recent month was October 2026 with 627. The median CVSS is 6.5 (medium), with 135 rated critical. 0% have been exploited in the wild, in line with the corpus average. The median gap from publication to a KEV listing is 2722 days (6 cases). The dominant weakness classes are CWE-125 (187) and CWE-787 (157). Most affected products: Red Hat Enterprise Linux 9 (275), Red Hat Enterprise Linux 10 (167), Linux (74).
CVEs per month
Last 12 months, by publish date
- Exploited share
- 0% vs 1% corpus
- Median CVSS
- 6.5
- Publish → KEV
- 2722 d median(6)
- Last 90 days
- 1490 prev 571
Weakness classes
Products
- Red Hat Enterprise Linux 9 275
- Red Hat Enterprise Linux 10 167
- Linux 74
- Red Hat Enterprise Linux BaseOS (v. 10) 55
- Red Hat OpenShift AI (RHOAI) 50
- build_of_keycloak 49
Worst active — by depth score
CVE-2017-12149Critical· 9.8In Jboss Application Server as shipped with Red Hat Enterprise Application Platform 5.2, it was found that the doFilter method in the ReadOnlyAccessFilter of the HTTP Invoker does not restrict classes for which it performs deserializatio…100CVE-2021-40438Critical· 9.0A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user99CVE-2026-31431High· 7.8In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating out-of-place This mostly reverts commit 72548b093ee3 except for the copying of the associated data. There is no benefit in op…88CVE-2024-3094Critical· 10.0Xz: malicious code in distributed source85CVE-2010-1428High· 7.5The Web Console (aka web-console) in JBossAs in Red Hat JBoss Enterprise Application Platform (aka JBoss EAP or JBEAP) 4.2 before 4.2.0.CP09 and 4.3 before 4.3.0.CP08 performs access control only for the GET and POST methods, which allow…82
Red Hat vulnerabilities
CVEs affecting Red Hat, newest first. Open any entry for full detail, references, and exploit status.
2798 CVEsRSS
CVE-2026-19607Medium· 5.3PoCA flaw was found in the first-broker-login flow of the keycloak-services component
A flaw was found in the first-broker-login flow of the keycloak-services component. This component handles the initial authentication and account linking when a user logs in via an external identity provider. The issue allows an attacker…
CVE-2026-18212High· 7.5A flaw was found in the SAML Redirect Binding implementation of Keycloak, an open-source identity and access management solution
A flaw was found in the SAML Redirect Binding implementation of Keycloak, an open-source identity and access management solution. The issue occurs because the custom DEFLATE compression and decompression helpers fail to release native zl…
CVE-2026-74909High· 8.1Keycloak provides a policy enforcer to protect applications by matching incoming web requests against defined security policies
Keycloak provides a policy enforcer to protect applications by matching incoming web requests against defined security policies. A flaw was found where the enforcer fails to correctly normalize web addresses that contain special encoded …
CVE-2026-79651High· 7.5A flaw was found in the theme localization endpoints of the keycloak-services component, which is the core service responsible for authentication flows and theme management in Keycloak
A flaw was found in the theme localization endpoints of the keycloak-services component, which is the core service responsible for authentication flows and theme management in Keycloak. The issue occurs because the system accepts arbitra…
CVE-2026-92091Medium· 5.9PoCA flaw was found in jwcrypto
A flaw was found in jwcrypto. The JWK.import_key() function validates the key_ops JWK member for duplicate values using an algorithm with O(n^2) time complexity, and the length of key_ops is not bounded. A remote, unauthenticated attacke…
CVE-2026-92358Medium· 6.4A flaw was found in the first broker login flow of Keycloak
A flaw was found in the first broker login flow of Keycloak. When a user confirms an account-linking request from a different browser, a temporary proof is created to validate the link. However, this proof is not properly cleared after t…
CVE-2025-11395Medium· 5.5A flaw was found in Podman
A flaw was found in Podman. If an attacker can pass a crafted tar archive to the `podman load` command, they can create files on the host machine with the privileges of the user running Podman.
CVE-2026-85234High· 7.5A flaw was found in tftp-hpa
A flaw was found in tftp-hpa. When the `in.tftpd` remap engine processes an inverse remap rule that also aborts with a non-empty custom error message, it can pass invalid match offsets to the `genmatchstring()` function. This leads to ou…
CVE-2026-79699Medium· 4.4A flaw was found in the containers/storage library
A flaw was found in the containers/storage library. A crafted tar archive containing a malicious whiteout header (e.g. victim/.wh.) can cause the extraction destination directory to be replaced with an arbitrary file when processed by st…
CVE-2026-79705Medium· 4.5A flaw was found in the buildah/copier Go package
A flaw was found in the buildah/copier Go package. When used outside of Buildah by a non-root caller, a crafted tar archive containing malicious symlinks can escape the target extraction directory and create files outside the intended de…
CVE-2026-85013High· 7.3PoCA flaw was found in environment-modules
A flaw was found in environment-modules. A local attacker can exploit this vulnerability by placing a maliciously named modulefile in a location visible to the victim's `MODULEPATH`. When the victim uses Bash completion for `module` or `…
CVE-2026-91926Low· 3.7A flaw was found in gss-ntlmssp
A flaw was found in gss-ntlmssp. A memory leak occurs in the NTLM target-info parser when a crafted NTLM CHALLENGE message contains duplicated string-valued AV_PAIR entries. The parser allocates memory for each string value but does not …
CVE-2026-91786Medium· 6.1A flaw was found in GNOME Shell
A flaw was found in GNOME Shell. When processing icons from a remote search provider via D-Bus, the system fails to validate the icon's declared dimensions against the actual data buffer size. A malicious or compromised remote search pro…
CVE-2026-75092High· 7.3A privilege escalation flaw was found in the scan_mysql actor of leapp-upgrade-el9toel10 (provided by leapp-repository)
A privilege escalation flaw was found in the scan_mysql actor of leapp-upgrade-el9toel10 (provided by leapp-repository). During RHEL 9 to RHEL 10 upgrades, the actor runs: mysqld --validate-config --log-error-verbosity=2 directly as root…
CVE-2026-81320Medium· 5.5A flaw was found in hawtio-operator
A flaw was found in hawtio-operator. When a custom Route TLS secret is configured and the operator runs at debug log level 1 or higher, the entire Route object — including the TLS private key in PEM format — is serialized to JSON and wri…
CVE-2026-81303Medium· 6.3A flaw was found in hawtio-operator
A flaw was found in hawtio-operator. The operator holds routes/custom-host:create permission cluster-wide and writes the tenant-supplied spec.routeHostName value from the Hawtio custom resource directly into the Route spec without valida…
CVE-2026-90815Medium· 6.3PoCA vulnerability has been found in FFmpeg up to 4.4.6/5.1.8/6.1.4/7.1.3/8.0.1
A vulnerability has been found in FFmpeg up to 4.4.6/5.1.8/6.1.4/7.1.3/8.0.1. Affected by this issue is the function setup_3x3 of the file libavfilter/vf_convolution.c of the component Convolution Filter. Such manipulation leads to out-o…
CVE-2026-90816Medium· 4.3PoCA vulnerability was found in FFmpeg 8.0.x
A vulnerability was found in FFmpeg 8.0.x. This affects the function parse_playlist of the file libavformat/hlsproto.c of the component Duration Parser. Performing a manipulation of the argument duration/target_duration results in denial…
CVE-2026-90994Medium· 4.0A flaw was found in sssd, specifically within the PAM (Pluggable Authentication Modules) responder's protocol v1 parser, pam_parse_in_data()
A flaw was found in sssd, specifically within the PAM (Pluggable Authentication Modules) responder's protocol v1 parser, pam_parse_in_data(). A local client with access to the PAM responder's UNIX socket can exploit this by negotiating p…
CVE-2026-90947High· 7.8A flaw was found in GIMP
A flaw was found in GIMP. When processing a specially crafted lighting preset file, the Lighting Effects filter does not properly validate the number of light sources. This can lead to an out-of-bounds write, corrupting memory. An attack…
CVE-2026-90463Medium· 4.0A flaw was found in the sssd NSS responder
A flaw was found in the sssd NSS responder. This input validation vulnerability allows a local attacker, by sending specially crafted service lookup requests to the NSS responder's UNIX socket, to cause an out-of-bounds read. This out-of…
CVE-2026-90698Medium· 5.3PoCA security flaw has been discovered in memcached 1.6.41/1.6.42/1.6.43
A security flaw has been discovered in memcached 1.6.41/1.6.42/1.6.43. This vulnerability affects the function try_read_command_asciiauth of the file proto_text.c of the component mcmc Tokenizer. The manipulation results in out-of-bounds…
CVE-2024-23176Medium· 5.4PoCAn issue was discovered in the MassMessage extension in MediaWiki before 1.40.2
An issue was discovered in the MassMessage extension in MediaWiki before 1.40.2. For a Special:MassMessage?uselang=x-xss URL, the i18n key massmessage-form-page-help allows XSS.
CVE-2026-88932Medium· 5.3multer is a Node.js middleware for handling multipart/form-data uploads
multer is a Node.js middleware for handling multipart/form-data uploads. In versions 2.2.0 through 2.3.0, when a request using disk storage is aborted mid-upload, file writes that complete after multer has already run its abort cleanup a…
CVE-2026-90949High· 7.8A flaw was found in GIMP's PSP (Paint Shop Pro) file loader
A flaw was found in GIMP's PSP (Paint Shop Pro) file loader. When processing a compressed selection channel, a heap-based buffer overflow can occur due to a mismatch between the allocated buffer size and the amount of data decompressed. …
CVE-2026-90948High· 7.8A flaw was found in GIMP's ICO file loader
A flaw was found in GIMP's ICO file loader. When processing an ICO file containing an embedded PNG image, an integer overflow can occur during the calculation of the required buffer size. This leads to an undersized buffer being allocate…
CVE-2026-90678High· 7.5An issue was discovered in HAProxy 3.3.0 through 3.4.4 and in 3.5-dev1 through 3.5-dev5
An issue was discovered in HAProxy 3.3.0 through 3.4.4 and in 3.5-dev1 through 3.5-dev5. Exploitation requires an HTTP/3 frontend: HAProxy must be built with QUIC support and configured with a QUIC bind listener, and the affected traffic…
CVE-2026-90779High· 7.5SIPp through 3.7.7 contains a stack buffer overflow vulnerability in createAuthHeader() when processing SIP authentication challenges with oversized algorithm parameters
SIPp through 3.7.7 contains a stack buffer overflow vulnerability in createAuthHeader() when processing SIP authentication challenges with oversized algorithm parameters. A malicious SIP server can send a crafted 401 or 407 challenge to …
CVE-2026-90560High· 8.2PoCzstd-jni versions 1.2.0 through 1.5.7-13 contain an out-of-bounds read vulnerability in the ZstdDictDecompress constructor because offset and length arguments are never validated against the dictionary array bounds
zstd-jni versions 1.2.0 through 1.5.7-13 contain an out-of-bounds read vulnerability in the ZstdDictDecompress constructor because offset and length arguments are never validated against the dictionary array bounds. Attackers can supply …
CVE-2026-89630Critical· 9.1⚖ disputedIn the Linux kernel, the following vulnerability has been resolved: smb: client: restore the data_offset bound in is_valid_oplock_break() Commit 83bfbd0bb902 ("cifs: Remove the RFC1002 header from smb_hdr") changed the quantity this bo…
In the Linux kernel, the following vulnerability has been resolved: smb: client: restore the data_offset bound in is_valid_oplock_break() Commit 83bfbd0bb902 ("cifs: Remove the RFC1002 header from smb_hdr") changed the quantity this bo…