Red Hat Single Sign-On 7 vulnerabilities
139 known vulnerabilities in Red Hat Single Sign-On 7 from Red Hat. 139 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.
Latest first
- 7.5 High severity
netty: Improper Neutralization of CRLF Sequences in HTTP Headers
Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's HttpProxyHandler constructs HTTP CONNECT requests with header validation explicitly disabled. The newInitialMessage() method creates headers
- 9.1 Critical severity
Spring Boot: Missing Authorization
In certain circumstances, Spring Boot's default web security is ineffective allowing unauthorized access to all endpoints. For an application to be vulnerable, it must: be a servlet-based web application; have no Spring Security configuration of its own and re
- 7.5 High severity
Spring Boot: Use of Insufficiently Random Values
Values produced by ${random.value} are not suitable for use as secrets. ${random.uuid} is not affected. ${random.int} and ${random.long} should never be used for secrets as they are numeric values with a predictable range. Affected: Spring Boot 4.0.0–4.0.5 (fi
- 8.2 High severity
Apache Camel Platform HTTP Main: Authentication Bypass Using an Alternate Path or Channel
When authentication is enabled on the Apache Camel embedded HTTP server or embedded management server (camel-platform-http-main) and a non-root context path such as /api or /admin is configured via camel.server.path or camel.management.path, the BasicAuthentic
- 9.9 Critical severity
Apache Camel JMS: Improper Handling of Case Sensitivity
The fix for CVE-2025-27636 added setLowerCase(true) to HttpHeaderFilterStrategy so that case-variant header names such as 'CAmelExecCommandExecutable' are filtered out alongside 'CamelExecCommandExecutable'. The same setLowerCase(true) call was not applied to
- 7.3 High severity
Apache HttpClient: Missing Critical Step in Authentication
Missing critical step in authentication in Apache HttpClient 5.6 allows an attacker to cause the client to accept SCRAM-SHA-256 authentication without proper mutual authentication verification. Users are recommended to upgrade to version 5.6.1, which fixes thi
- 7.5 High severity
Spring Security: Improper Access Control
Vulnerability in Spring Spring Security. If an application uses <sec:intercept-url servlet-path="/servlet-path" pattern="/endpoint/**"/> to define the servlet path for computing a path matcher, then the servlet path is not included and the related authorizatio
- 8.1 High severity
Spring Security: Improper Validation of Certificate with Host Mismatch
Vulnerability in Spring Spring Security. SubjectX500PrincipalExtractor does not correctly handle certain malformed X.509 certificate CN values, which can lead to reading the wrong value for the username. In a carefully crafted certificate, this can lead to an
- 9.0 Critical severity
thymeleaf: Improper Neutralization of Special Elements used in an Expression Language Statement
Thymeleaf is a server-side Java template engine for web and standalone environments. Versions 3.1.3.RELEASE and prior contain a security bypass vulnerability in the the expression execution mechanisms. Although the library provides mechanisms to prevent expres
- 9.0 Critical severity
thymeleaf: Improper Neutralization of Special Elements used in an Expression Language Statement
Thymeleaf is a server-side Java template engine for web and standalone environments. Versions 3.1.3.RELEASE and prior contain a security bypass vulnerability in the expression execution mechanisms. Although the library provides mechanisms to prevent expression
- 7.5 High severity
BC-JAVA: Covert Timing Channel
Covert timing channel vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA core on all (core modules). This vulnerability is associated with program files FrodoEngine.Java. This issue affects BC-JAVA: from 1.71 before 1.80.2, from 1.81 before 1.81.1, from
- 7.5 High severity
BC-JAVA: Use of a Broken or Risky Cryptographic Algorithm
Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all (pkix modules), Legion of the Bouncy Castle Inc. BCPKIX-FIPS bcpkix on All (pkix modules), Legion of the Bouncy Castle Inc. BCPIX-LTS bcpki
- 7.5 High severity
BC-JAVA: Uncontrolled Resource Consumption
Allocation of resources without limits or throttling, Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpg on all (pg modules). This vulnerability is associated with program files AEADEncDataPacket.Java, BcAEADUtil.J
- 7.5 High severity
BC-JAVA: Use of a Broken or Risky Cryptographic Algorithm
: Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcprov on all (core modules). This vulnerability is associated with program files G3413CTRBlockCipher. This issue affects BC-JAVA: from 1.59 before 1.8
- 9.1 Critical severity
Eclipse Jetty: Inconsistent Interpretation of HTTP Requests
In Eclipse Jetty, the HTTP/1.1 parser is vulnerable to request smuggling when chunk extensions are used, similar to the "funky chunks" techniques outlined here: * https://w4ke.info/2025/06/18/funky-chunks.html * https://w4ke.info/2025/10/29/funky-chunks-2.html
- 7.5 High severity
netty: Allocation of Resources Without Limits or Throttling
Netty is an asynchronous, event-driven network application framework. In versions prior to 4.1.132.Final and 4.2.10.Final, a remote user can trigger a Denial of Service (DoS) against a Netty HTTP/2 server by sending a flood of `CONTINUATION` frames. The server
- 7.5 High severity
netty: Inconsistent Interpretation of HTTP Requests
Netty is an asynchronous, event-driven network application framework. In versions prior to 4.1.132.Final and 4.2.10.Final, Netty incorrectly parses quoted strings in HTTP/1.1 chunked transfer encoding extension values, enabling request smuggling attacks. Versi
- 9.1 Critical severity
Red Hat JBoss Enterprise Application Platform…: Inconsistent Interpretation of HTTP Requests
A flaw was found in Undertow. When Undertow receives an HTTP request where the first header line starts with one or more spaces, it incorrectly processes the request by stripping these leading spaces. This behavior, which violates HTTP standards, can be exploi
- 9.1 Critical severity
Red Hat JBoss Enterprise Application Platform…: Inconsistent Interpretation of HTTP Requests
A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to
- 9.1 Critical severity
Red Hat JBoss Enterprise Application Platform…: Inconsistent Interpretation of HTTP Requests
A flaw was found in Undertow. A remote attacker can exploit this vulnerability by sending `\r\r\r` as a header block terminator. This can be used for request smuggling with certain proxy servers, such as older versions of Apache Traffic Server and Google Cloud
- 7.5 High severity
path-to-regexp: Uncontrolled Resource Consumption
Impact: A bad regular expression is generated any time you have multiple sequential optional groups (curly brace syntax), such as `{a}{b}{c}:z`. The generated regex grows exponentially with the number of groups, causing denial of service. Patches: Fixed in ver
- 7.2 High severity
Red Hat build of Keycloak 26.4: Incorrect Privilege Assignment
A flaw was found in Keycloak. An administrator with `manage-clients` permission can exploit a misconfiguration where this permission is equivalent to `manage-permissions`. This allows the administrator to escalate privileges and gain control over roles, users,
- 8.8 High severity
Red Hat build of Apache Camel 4.18.1 for…: Improper Limitation of a Pathname to a Restricted Directory
Directory Traversal vulnerability in the extractFile method of org.codehaus.plexus.util.Expand in plexus-utils before 6d780b3378829318ba5c2d29547e0012d5b29642. This allows an attacker to execute arbitrary code
- 9.8 Critical severity
flatted: Improperly Controlled Modification of Object Prototype Attributes
flatted is a circular JSON parser. Prior to version 3.4.2, the parse() function in flatted can use attacker-controlled string values from the parsed JSON as direct array index keys, without validating that they are numeric. Since the internal input buffer is a
- 7.5 High severity
flatted: Uncontrolled Recursion
flatted is a circular JSON parser. Prior to 3.4.0, flatted's parse() function uses a recursive revive() phase to resolve circular references in deserialized JSON. When given a crafted payload with deeply nested or self-referential $ indices, the recursion dept
- 7.5 High severity
svgo: Improper Restriction of Recursive Entity References in DTDs
SVGO, short for SVG Optimizer, is a Node.js library and command-line application for optimizing SVG files. From version 2.1.0 to before version 2.8.1, from version 3.0.0 to before version 3.3.3, and before version 4.0.1, SVGO accepts XML with custom entities,
- 8.1 High severity
Red Hat build of Keycloak 26.4: Incorrect Authorization
A security flaw in the IdentityBrokerService.performLogin endpoint of Keycloak allows authentication to proceed using an Identity Provider (IdP) even after it has been disabled by an administrator. An attacker who knows the IdP alias can reuse a previously gen
- 7.5 High severity
Eclipse Jetty: Missing Release of Memory after Effective Lifetime
In Eclipse Jetty, versions 12.0.0-12.0.31 and 12.1.0-12.0.5, class GzipHandler exposes a vulnerability when a compressed HTTP request, with Content-Encoding: gzip, is processed and the corresponding response is not compressed. This happens because the JDK Infl
- 9.8 Critical severity
Apache Artemis: Missing Authentication for Critical Functionality
Missing Authentication for Critical Function (CWE-306) vulnerability in Apache Artemis, Apache ActiveMQ Artemis. An unauthenticated remote attacker can use the Core protocol to force a target broker to establish an outbound Core federation connection to an att
- 9.8 Critical severity
rollup: Improper Limitation of a Pathname to a Restricted Directory
Rollup is a module bundler for JavaScript. Versions prior to 2.80.0, 3.30.0, and 4.59.0 of the Rollup module bundler (specifically v4.x and present in current source) is vulnerable to an Arbitrary File Write via Path Traversal. Insecure file name sanitization
- 7.5 High severity
A flaw was found in Undertow. Servlets using a method that calls…
A flaw was found in Undertow. Servlets using a method that calls HttpServletRequestImpl.getParameterNames() can cause an OutOfMemoryError when the client sends a request with large parameter names. This issue can be exploited by an unauthorized user to cause a
- 8.2 High severity
node-tar: Improper Limitation of a Pathname to a Restricted Directory
node-tar,a Tar for Node.js, contains a vulnerability in versions prior to 7.5.7 where the security check for hardlink entries uses different path resolution semantics than the actual hardlink creation logic. This mismatch allows an attacker to craft a maliciou
- 8.3 High severity
Red Hat JBoss Enterprise Application Platform…: Improper Neutralization of Special Elements used in an SQL Command
A flaw was found in Hibernate. A remote attacker with low privileges could exploit a second-order SQL injection vulnerability by providing specially crafted, unsanitized non-alphanumeric characters in the ID column when the InlineIdsOrClauseBuilder is used. Th
- 7.0 High severity
cli: Incorrect Permission Assignment for Critical Resource
npm cli Incorrect Permission Assignment Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of npm cli. An attacker must first obtain the ability to execute low-privileged code on
- 9.1 Critical severity
react-router: Improper Limitation of a Pathname to a Restricted Directory
React Router is a router for React. In @react-router/node versions 7.0.0 through 7.9.3, @remix-run/deno prior to version 2.17.2, and @remix-run/node prior to version 2.17.2, if createFileSessionStorage() is being used from @react-router/node (or @remix-run/nod
- 9.6 Critical severity
A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and…
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 containing malformed or malicio
- 7.5 High severity
A flaw was found in Undertow that can cause remote denial of service attacks.
A flaw was found in Undertow that can cause remote denial of service attacks. When the server uses the FormEncodedDataDefinition.doParse(StreamSourceChannel) method to parse large form data encoding with application/x-www-form-urlencoded, the method will cause
- 8.1 High severity
Red Hat JBoss Enterprise Application Platform…: Improper Restriction of Excessive Authentication Attempts
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.
- 7.4 High severity
Migration Toolkit for Runtimes 1 on RHEL 8: Inconsistent Interpretation of HTTP Requests
A flaw was found in Undertow, which incorrectly parses cookies with certain value-delimiting characters in incoming requests. This issue could allow an attacker to construct a cookie value to exfiltrate HttpOnly cookie values or spoof arbitrary additional cook
- 7.5 High severity
A flaw was found in the Keycloak package.
A flaw was found in the Keycloak package. This flaw allows an attacker to utilize an LDAP injection to bypass the username lookup or potentially perform other malicious actions.