Apache Software Foundation vulnerabilities

CVE-2026-57834 Critical · 10.0 CWE-444 Jul 29, 2026

Apache Traffic Server: Malformed chunked message body allows request smuggling

Apache Traffic Server allows request smuggling if chunked messages are malformed. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.

CVE-2026-41920 Critical · 9.3 CWE-284 Jul 29, 2026

Apache Traffic Server: SNI to Host header matching policy is not properly enforced

Improper Access Control vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 9.0.0 through 9.1.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.1.15 or 10.1.4, which fixes the issue.

CVE-2026-33930 Medium · 5.9 CWE-121 Jul 29, 2026

Apache Traffic Server: Buffer overflow via Host field that has a long string value

Apache Traffic Server copies the client Host header into a fixed-size stack buffer without a bound during redirect handling, so an over-long Host header overflows the stack when redirect following is enabled. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.

CVE-2026-33267 Critical · 9.1 CWE-20 Jul 29, 2026

Apache Traffic Server: Untrusted @ headers can spoof ATS internal metadata

Improper Input Validation vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 9.2.0 through 9.2.14, from 10.1.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.

CVE-2026-24033 Medium · 5.3 CWE-444 Jul 29, 2026

Apache Traffic Server: Request smuggling via chunked extension quoted-string parsing

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 10.0.0 through 10.1.3, from 9.0.0 through 9.2.14. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.

CVE-2026-22068 Medium · 5.3 CWE-777 Jul 29, 2026

Apache Traffic Server: Regex mappings match with malicious domain names

Regular Expression without Anchors vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 10.0.X through 10.1.3, from 9.0.X through 9.2.14. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.

CVE-2026-66713 Critical · 9.8 CWE-502 Jul 28, 2026

Apache Axis2/Java: deserialization of untrusted Data

Deserialization of Untrusted Data (CWE-502) in the Tribes-based clustering component in Apache Software Foundation Apache Axis2/Java through 2.0.0 on Apache Tomcat (only when Tribes clustering is enabled, which is off by default) allows an unauthenticated remote attacker with network access to the clustering port to execute arbitrary code via a crafted serialized Java object delivered to the cluster channel and deserialized in org.apache.axis2.clustering.tribes.Axis2ChannelListener#messageReceived. Users are recommended to upgrade to version 2.0.1, which fixes this issue by removing the clustering feature entirely.

CVE-2026-66299 Medium · 5.3 CWE-400 Jul 28, 2026

Apache Tomcat: DoS via WebSocket chat example

Uncontrolled Resource Consumption vulnerability in Apache Tomcat's WebSocket chat example. This issue affects Apache Tomcat: from 11.0.0-M20 through 11.0.24, from 10.1.24 through 10.1.57, from 9.0.89 through 9.0.120. Users who have followed the security guidance to remove the examples web application are not affected by this issue. Users are recommended to remove the examples web application or to upgrade to version 11.0.25, 10.1.58 or 9.0.121 (when released), which fix the issue.

CVE-2026-61487 Medium · 6.5 CWE-285 Jul 28, 2026

Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ: Authorization bypass via temporary composite destinations

Improper Authorization vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ. An authenticated low-privilege user can bypass a per-destination write ACL by sending to an ActiveMQ temporary composite destination whose physical name is a comma-separated composite of real queues. This allows publishing messages to any of the destinations in the list without proper write ACL permissions because the authorization check is bypassed due to the composite destination being marked as temporary. This issue affects Apache ActiveMQ Broker: before 5.19.9, from 6.0.0 before 6.2.8; Apache ActiveMQ All: before 5.19.9, from 6.0.0 before 6.2.8; Apache ActiveMQ: before 5.19.9, from 6.0.0 before 6.2.8. Users are recommended to upgrade to version 5.19.9, 6.2.8 or 6.3.0, which fixes the issue.

CVE-2026-59878 High · 7.5 CWE-20 Jul 28, 2026

Apache ActiveMQ AMQP, Apache ActiveMQ, Apache ActiveMQ All: AMQP NIO negative frame size validation bypass leading to DoS

Improper Input Validation vulnerability in Apache ActiveMQ AMQP, Apache ActiveMQ, Apache ActiveMQ All. A remote unauthenticated peer that can reach an exposed AMQP NIO connector can trigger denial-of-service behavior by sending a frame size value. This cause the NIO threads to die and if done rapidly enough can lead to exhaustion of the NIO thread pool denying service to other connections. This issue affects Apache ActiveMQ AMQP: before 5.19.9, from 6.0.0 before 6.2.8; Apache ActiveMQ: before 5.19.9, from 6.0.0 before 6.2.8; Apache ActiveMQ All: before 5.19.9, from 6.0.0 before 6.2.8. Users are recommended to upgrade to version 5.19.9, 6.2.8, or 6.3.0 which fixes the issue.

CVE-2026-66391 Medium · 6.5 CWE-330 Jul 27, 2026

Apache Wicket: leaked and missing CSP headers

Use of Insufficiently Random Values, Protection Mechanism Failure vulnerability in Apache Wicket. This issue affects Apache Wicket: from 9.0.0 through 9.23.0, from 10.0.0 through 10.9.0. Users are recommended to upgrade to version 10.10.0, which fixes the issue.

CVE-2026-66390 Medium · 6.1 CWE-79 Jul 27, 2026

Apache Wicket: crafted Link URL strings can break out of the JavaScript sequence

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Apache Wicket. This issue affects Apache Wicket: from 9.0.0 through 9.23.0, from 10.0.0 through 10.9.0. Users are recommended to upgrade to version 10.10.0, which fixes the issue.

CVE-2026-66053 Medium · 5.9 CWE-297 Jul 27, 2026

Apache Thrift: Python TSSLSocket Hostname Matcher Import

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift Python bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue. This replaces CVE-2026-41603

CVE-2026-58662 Critical · 9.1 CWE-125 Jul 27, 2026

Apache Thrift: C++ THeaderTransport::readString() info-header length bounds bypass

Improper Validation of Specified Quantity in Input, Out-of-bounds Read vulnerability in Apache Thrift C++ bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-58389 High · 7.5 CWE-770 Jul 27, 2026

Apache Thrift: Rust binary protocol non-strict path missing string size limit

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift Rust bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-58023 Critical · 9.1 CWE-125 Jul 27, 2026

Apache Thrift: c_glib heap out-of-bounds read in transport leftover-bytes path

Out-of-bounds Read vulnerability in Apache Thrift c_glib bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-55971 Critical · 9.8 CWE-122 Jul 27, 2026

Apache Thrift: C++ ZLIB heap buffer overflow (write) in THeaderTransport::untransform()

Heap-based Buffer Overflow vulnerability in Apache Thrift C++ bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-55970 Medium · 6.5 CWE-126 Jul 27, 2026

Apache Thrift: C++ heap out-of-bounds read in THeaderTransport::readHeaderFormat()

Buffer Over-read vulnerability in Apache Thrift C++ bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-55969 High · 7.5 CWE-190 Jul 27, 2026

Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: integer overflow in TProtocol::checkReadBytesAvailable()

Integer Overflow or Wraparound vulnerability in Apache Thrift C++, c_glib, Go, netstd, Delphi and Haxe bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-55968 High · 7.5 CWE-407 Jul 27, 2026

Apache Thrift: Node.js quadratic-time DoS in server receive transports

Inefficient Algorithmic Complexity, Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift Node.js bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-49158 High · 7.5 CWE-409 Jul 27, 2026

Apache Thrift: Ruby THeaderTransport ZLIB Decompression Bomb

Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Apache Thrift Ruby bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-48586 High · 7.5 CWE-409 Jul 27, 2026

Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: TZlibTransport Decompression Size Limit

Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Apache Thrift C++, Java, Python, Go, D, C/GLib bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-48145 High · 7.5 CWE-297 Jul 27, 2026

Apache Thrift: C++ TSSLSocket matchName() RFC 6125 Wildcard Bypass

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift C++ bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-48144 Critical · 9.1 CWE-297 Jul 27, 2026

Apache Thrift: c_glib TLS Client Missing Hostname Verification

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift c_glib bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.

CVE-2026-45112 High · 7.5 CWE-770 Jul 27, 2026

Apache Thrift: Unbounded Read Leading to Denial of Service

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift Java bindings. This issue affects Apache Thrift: from 0.19.0 before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.