redhat has 136 CVEs on record between 2010 and 2026. Cadence is steady at roughly 45 per quarter. The busiest recent month was July 2026 with 24. The median CVSS is 6.5 (medium), with 4 rated critical. 6% have been exploited in the wild, in line with the corpus average. The median gap from publication to a KEV listing is 3915 days (7 cases). The dominant weakness classes are CWE-862 (9) and CWE-787 (7). Most affected products: build_of_keycloak (44), openshift_container_platform (15), enterprise_linux (7).
CVEs per month
Last 12 months, by publish date
- Exploited share
- 6% vs 1% corpus
- Median CVSS
- 6.5
- Publish → KEV
- 3915 d median(7)
- Last 90 days
- 45 prev 36
Products
- build_of_keycloak 44
- openshift_container_platform 15
- enterprise_linux 7
- jboss_enterprise_application_platform 6
- keycloak 6
- advanced_cluster_management_for_kubernetes 5
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-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…84CVE-2010-0738Medium· 5.3The JMX-Console web application 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 allows …75CVE-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…69
redhat vulnerabilities
CVEs affecting redhat, newest first. Open any entry for full detail, references, and exploit status.
136 CVEsRSS
CVE-2025-12543Critical· 9.6PoCA flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications
A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containi…
CVE-2025-13601High· 7.7A heap-based buffer overflow problem was found in glib through an incorrect calculation of buffer size in the g_escape_uri_string() function
A heap-based buffer overflow problem was found in glib through an incorrect calculation of buffer size in the g_escape_uri_string() function. If the string to escape contains a very large number of unacceptable characters (which would ne…
CVE-2025-9784High· 7.5PoCA flaw was found in Undertow where malformed client requests can trigger server-side stream resets without triggering abuse counters
A flaw was found in Undertow where malformed client requests can trigger server-side stream resets without triggering abuse counters. This issue, referred to as the "MadeYouReset" attack, allows malicious clients to induce excessive serv…
CVE-2025-8419Medium· 5.3A vulnerability was found in Keycloak-services
A vulnerability was found in Keycloak-services. Special characters used during e-mail registration may perform SMTP Injection and unexpectedly send short unwanted e-mails. The email is limited to 64 characters (limited local part of the …
CVE-2025-8283Low· 3.7A vulnerability was found in the netavark package, a network stack for containers used with Podman
A vulnerability was found in the netavark package, a network stack for containers used with Podman. Due to dns.podman search domain being removed, netavark may return external servers if a valid A/AAAA record is sent as a response. When …
CVE-2025-7519Medium· 6.7A flaw was found in polkit
A flaw was found in polkit. When processing an XML policy with 32 or more nested elements in depth, an out-of-bounds write can be triggered. This issue can lead to a crash or other unexpected behavior, and arbitrary code execution is not…
CVE-2025-7365High· 7.1A flaw was found in Keycloak
A flaw was found in Keycloak. When an authenticated attacker attempts to merge accounts with another existing account during an identity provider (IdP) login, the attacker will subsequently be prompted to "review profile" information. Th…
CVE-2025-5318Medium· 5.4A flaw was found in the libssh library in versions less than 0.11.2
A flaw was found in the libssh library in versions less than 0.11.2. An out-of-bounds read can be triggered in the sftp_handle function due to an incorrect comparison check that permits the function to access memory beyond the valid hand…
CVE-2025-6170Low· 2.5A flaw was found in the interactive shell of the xmllint command-line tool, used for parsing XML files
A flaw was found in the interactive shell of the xmllint command-line tool, used for parsing XML files. When a user inputs an overly long command, the program does not check the input size properly, which can cause it to crash. This issu…
CVE-2025-4374Medium· 6.5A flaw was found in Quay
A flaw was found in Quay. When an organization acts as a proxy cache, and a user or robot pulls an image that hasn't been mirrored yet, they are granted "Admin" permissions on the newly created repository.
CVE-2025-3910Medium· 5.4A flaw was found in Keycloak
A flaw was found in Keycloak. The org.keycloak.authorization package may be vulnerable to circumventing required actions, allowing users to circumvent requirements such as setting up two-factor authentication.
CVE-2025-23368High· 8.1A flaw was found in Wildfly Elytron integration
A flaw was found in Wildfly Elytron integration. The component does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks via CLI.
CVE-2025-23367Medium· 6.5A flaw was found in the Wildfly Server Role Based Access Control (RBAC) provider
A flaw was found in the Wildfly Server Role Based Access Control (RBAC) provider. When authorization to control management operations is secured using the Role Based Access Control provider, a user without the required privileges can sus…
CVE-2025-23366Medium· 6.5A flaw was found in the HAL Console in the Wildfly component, which does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output used as a web page that is served to other users
A flaw was found in the HAL Console in the Wildfly component, which does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output used as a web page that is served to other users. The attacker must …
CVE-2024-50312Medium· 5.3A vulnerability was found in GraphQL due to improper access controls on the GraphQL introspection query
A vulnerability was found in GraphQL due to improper access controls on the GraphQL introspection query. This flaw allows unauthorized users to retrieve a comprehensive list of available queries and mutations. Exposure to this flaw incre…
CVE-2024-10234Medium· 6.1⚠ Exploited0dayA vulnerability was found in Wildfly, where a user may perform Cross-site scripting in the Wildfly deployment system
A vulnerability was found in Wildfly, where a user may perform Cross-site scripting in the Wildfly deployment system. This flaw allows an attacker or insider to execute a deployment with a malicious payload, which could trigger undesired…
CVE-2024-8883Medium· 6.1PoCA misconfiguration flaw was found in Keycloak
A misconfiguration flaw was found in Keycloak. This issue can allow an attacker to redirect users to an arbitrary URL if a 'Valid Redirect URI' is set to http://localhost or http://127.0.0.1, enabling sensitive information such as author…
CVE-2024-7341High· 7.1A session fixation issue was discovered in the SAML adapters provided by Keycloak
A session fixation issue was discovered in the SAML adapters provided by Keycloak. The session ID and JSESSIONID cookie are not changed at login time, even when the turnOffChangeSessionIdOnLogin option is configured. This flaw allows an …
CVE-2024-7885High· 7.5A vulnerability was found in Undertow where the ProxyProtocolReadListener reuses the same StringBuilder instance across multiple requests
A vulnerability was found in Undertow where the ProxyProtocolReadListener reuses the same StringBuilder instance across multiple requests. This issue occurs when the parseProxyProtocolV1 method processes multiple requests on the same HTT…
CVE-2024-1132High· 8.1A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect
A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. This issue could allow an attacker to construct a malicious request to bypass validation and access other URLs and sensitive information withi…
CVE-2024-1459Medium· 5.3A path traversal vulnerability was found in Undertow
A path traversal vulnerability was found in Undertow. This issue may allow a remote attacker to append a specially-crafted sequence to an HTTP request for an application deployed to JBoss EAP, which may permit access to privileged or res…
CVE-2023-50781High· 7.5A flaw was found in m2crypto
A flaw was found in m2crypto. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data.
CVE-2023-40548High· 7.4A buffer overflow was found in Shim in the 32-bit system
A buffer overflow was found in Shim in the 32-bit system. The overflow happens due to an addition operation involving a user-controlled value parsed from the PE binary being used by Shim. This value is further used for memory allocation …
CVE-2023-6291High· 7.1A flaw was found in the redirect_uri validation logic in Keycloak
A flaw was found in the redirect_uri validation logic in Keycloak. This issue may allow a bypass of otherwise explicitly allowed hosts. A successful attack may lead to an access token being stolen, making it possible for the attacker to …
CVE-2023-40547High· 8.3A remote code execution vulnerability was found in Shim
A remote code execution vulnerability was found in Shim. The Shim boot support trusts attacker-controlled values when parsing an HTTP response. This flaw allows an attacker to craft a specific malicious HTTP request, leading to a complet…
CVE-2023-6927Medium· 4.6A flaw was found in Keycloak
A flaw was found in Keycloak. This issue may allow an attacker to steal authorization codes or tokens from clients using a wildcard in the JARM response mode "form_post.jwt" which could be used to bypass the security patch implemented to…
CVE-2023-6563High· 7.7An unconstrained memory consumption vulnerability was discovered in Keycloak
An unconstrained memory consumption vulnerability was discovered in Keycloak. It can be triggered in environments which have millions of offline tokens (> 500,000 users with each having at least 2 saved sessions). If an attacker creates …
CVE-2023-6134Medium· 4.6A flaw was found in Keycloak that prevents certain schemes in redirects, but permits them if a wildcard is appended to the token
A flaw was found in Keycloak that prevents certain schemes in redirects, but permits them if a wildcard is appended to the token. This issue could allow an attacker to submit a specially crafted request leading to cross-site scripting (X…
CVE-2023-5379High· 7.5A flaw was found in Undertow
A flaw was found in Undertow. When an AJP request is sent that exceeds the max-header-size attribute in ajp-listener, JBoss EAP is marked in an error state by mod_cluster in httpd, causing JBoss EAP to close the TCP connection without re…
CVE-2023-6393Medium· 5.3A flaw was found in the Quarkus Cache Runtime
A flaw was found in the Quarkus Cache Runtime. When request processing utilizes a Uni cached using @CacheResult and the cached Uni reuses the initial "completion" context, the processing switches to the cached Uni instead of the request …