CVE-2026-48110 Russh: SSH message fields were decoded through allocation-first parsers before field-specific bounds

Russh is a Rust SSH client & server library. From version 0.34.0 to before version 0.61.0, several russh client and server message handlers decoded attacker-controlled SSH strings, name-lists, and byte fields into owned allocations before applying field-specific bounds. A remote SSH peer could se...

CVE-2026-48110 Russh: SSH message fields were decoded through allocation-first parsers before field-specific bounds

Russh is a Rust SSH client & server library. From version 0.34.0 to before version 0.61.0, several russh client and server message handlers decoded attacker-controlled SSH strings, name-lists, and byte fields into owned allocations before applying field-specific bounds. A remote SSH peer could se...

CVE-2026-48110

Russh is a Rust SSH client & server library. From version 0.34.0 to before version 0.61.0, several russh client and server message handlers decoded attacker-controlled SSH strings, name-lists, and byte fields into owned allocations before applying field-specific bounds. A remote SSH peer could se...

undertow: Undertow: Request Smuggling via Malformed HTTP Request Headers

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 exploited by a remote attacker to perform...

CVE-2026-52753 Ghidra < 12.0.3 - Out-of-Memory in Rust Symbol Demangler via Malformed Symbol

Ghidra before 12.0.3 contains an out-of-memory vulnerability in the rustdemangle function that allocates unbounded output buffers without size limits. Attackers can craft malicious Rust symbol names in binaries to trigger exponential memory allocation, causing process crashes during binary analys...

CVE-2026-52753

Ghidra

EUVD-2026-35911

SubjectDnX509PrincipalExtractor 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 attacker impersonating another user. Affected versions: Spring Security 5.7....

GHSA-293Q-567P-WMWQ Spring Security Vulnerable to Unauthorized User Impersonation when Using X.509 Client Certificates

In Spring Security Web, SubjectDnX509PrincipalExtractor 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 attacker impersonating another user...

EUVD-2026-35852

The $internalApplyOplogUpdate aggregation pipeline stage can be used to execute a document diff containing a malformed binary diff to return memory out-of-bounds or crash the server. $internalApplyOplogUpdate can be executed by any authenticated user with access to the aggregate command...

CVE-2026-47838

SubjectDnX509PrincipalExtractor 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 attacker impersonating another user. Affected versions: Spring Security 5.7....

PT-2026-48547

Name of the Vulnerable Software and Affected Versions russh versions 0.34.0 through 0.60.2 Description Several client and server message handlers decode attacker-controlled SSH strings, name-lists, and byte fields into owned allocations before applying field-specific bounds. A remote SSH peer can...

PT-2026-48352

Name of the Vulnerable Software and Affected Versions ESF-IDF version 5.2.6 ESF-IDF version 5.3.5 ESF-IDF version 5.4.4 ESF-IDF version 5.5.4 ESF-IDF version 6.0 Description A NULL-pointer dereference exists in the WebSocket subprotocol-negotiation path of the esp http server component. During th...

CVE-2026-47838

Spring Security CVE-2026-47838 involves the SubjectDnX509PrincipalExtractor and malformed X.509 CN values, causing the extracted username to be read incorrectly and potentially allowing an attacker to impersonate another user. Affected versions include Spring Security 5.7.0–5.7.24; 5.8.0–5.8.26; ...

CVE-2026-47838 Unauthorized User Impersonation when Using X.509 Client Certificates

SubjectDnX509PrincipalExtractor 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 attacker impersonating another user. Affected versions: Spring Security 5.7....

UBUNTU-CVE-2026-9753

The $internalApplyOplogUpdate aggregation pipeline stage can be used to execute a document diff containing a malformed binary diff to return memory out-of-bounds or crash the server. $internalApplyOplogUpdate can be executed by any authenticated user with access to the aggregate command...

CVE-2026-9753 Server crash via malformed binary diff passed to $_internalApplyOplogUpdate.

The $internalApplyOplogUpdate aggregation pipeline stage can be used to execute a document diff containing a malformed binary diff to return memory out-of-bounds or crash the server. $internalApplyOplogUpdate can be executed by any authenticated user with access to the aggregate command...

CVE-2026-9753 Server crash via malformed binary diff passed to $_internalApplyOplogUpdate.

The $internalApplyOplogUpdate aggregation pipeline stage can be used to execute a document diff containing a malformed binary diff to return memory out-of-bounds or crash the server. $internalApplyOplogUpdate can be executed by any authenticated user with access to the aggregate command...

CVE-2026-9753 Server crash via malformed binary diff passed to $_internalApplyOplogUpdate.

The $internalApplyOplogUpdate aggregation pipeline stage can be used to execute a document diff containing a malformed binary diff to return memory out-of-bounds or crash the server. $internalApplyOplogUpdate can be executed by any authenticated user with access to the aggregate command...

Server crash via malformed binary diff passed to $_internalApplyOplogUpdate.

The $internalApplyOplogUpdate aggregation pipeline stage can be used to execute a document diff containing a malformed binary diff to return memory out-of-bounds or crash the server. $internalApplyOplogUpdate can be executed by any authenticated user with access to the aggregate command...

CVE-2026-9753

The vulnerability CVE-2026-9753 affects MongoDB’s aggregation pipeline via the internal stage $_internalApplyOplogUpdate. The issue allows an attacker with authenticated access to the aggregate command to pass a document diff containing a malformed binary diff, which can cause memory out-of-bound...