UBUNTU-CVE-2026-27852

An attacker that can send mail to a user can craft a message whose headers contain a very large number of email addresses or MIME parameters, which causes excessive memory usage when the message is later parsed. The message is still delivered, but reading it over IMAP can exhaust the memory limit...

PT-2026-83050

Name of the Vulnerable Software and Affected Versions dovecot versions prior to 2.4.5-1.1 Description An attacker can send a crafted email with headers containing an excessive number of email addresses or MIME parameters. When the message is parsed via IMAP, it leads to excessive memory...

CVE-2026-77341 cpp-httplib: CRLF injection via unvalidated HTTP trailer headers in chunked response writing

cpp-httplib is a C++ header-only HTTP/HTTPS library. In version 0.49.0, the chunked-response trailer output path writes trailer header names and values directly to the socket without validating them, allowing CRLF sequences in a trailer field to inject additional headers or split the HTTP respons...

CVE-2026-54330

CVE-2026-54330 affects the Ceph Object Gateway (RGW) SigV4 verifier in versions prior to 20.2.4 and 19.2.6 . The handler fails to reject requests carrying x-amz-* headers that are absent from the signed header set, unlike AWS S3 which rejects such unsigned headers. An attacker holding a presigned...

CVE-2026-54330 Ceph RGW SigV4 handler accepts unsigned x-amz-* headers on presigned requests, allowing privilege escalation

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the Ceph Object Gateway RGW SigV4 handler does not reject requests that carry x-amz- headers absent from the signed header set, allowing anyone holding a presigne...

CVE-2026-54330 Ceph RGW SigV4 handler accepts unsigned x-amz-* headers on presigned requests, allowing privilege escalation

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the Ceph Object Gateway RGW SigV4 handler does not reject requests that carry x-amz- headers absent from the signed header set, allowing anyone holding a presigne...

CVE-2026-54330

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the Ceph Object Gateway RGW SigV4 handler does not reject requests that carry x-amz- headers absent from the signed header set, allowing anyone holding a presigne...

CVE-2026-59322

The EmbeddedHeadersJsonMessageMapper defaults to an overly permissive header parsing posture in its constructor. When decodeNativeFormat processes raw byte payloads, it deserializes embedded JSON headers into a plain Map and constructs a GenericMessage with MutableMessageHeaders without sanitizin...

CVE-2026-59298

Potential for improper filtering of HTTP headers in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7 Spring Cloud Function 3.2.16 and earlier...

CVE-2026-59298 Potential for improper filtering of HTTP headers in Spring Cloud Function

Potential for improper filtering of HTTP headers in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7 Spring Cloud Function 3.2.16 and earlier...

CVE-2026-59298

Spring Cloud Function is affected by improper filtering of HTTP headers , allowing potential header manipulation. The vulnerability spans multiple release lines: 5.0.0–5.0.3 , 4.3.0–4.3.4 , 4.2.0–4.2.7 , and 3.2.16 and earlier . The CVSS 3.1 score is 3.1 (LOW) , reflecting a network-based attack ...

CVE-2026-67353

A flaw was found in guzzlehttp/guzzle. A remote attacker can exploit this vulnerability by sending an excessive number of large 'Set-Cookie' header fields from a malicious server. This causes the application's CookieJar to store an unbounded amount of data in memory, leading to resource exhaustio...

CVE-2026-47893

A Spring WebFlux application that supports WebSocket connections may expose indirectly sensitive user information by including request headers in an exception reason. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30...

CVE-2026-47893

A Spring WebFlux application that supports WebSocket connections may expose indirectly sensitive user information by including request headers in an exception reason. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30...

CVE-2026-47893 Spring Framework Request Headers Included in Exception Reasons in HandshakeWebsocketService

A Spring WebFlux application that supports WebSocket connections may expose indirectly sensitive user information by including request headers in an exception reason. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30...

EUVD-2026-66861

A Spring WebFlux application that supports WebSocket connections may expose indirectly sensitive user information by including request headers in an exception reason. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30...

CVE-2026-47893

CVE-2026-47893 affects the HandshakeWebsocketService component in Spring WebFlux . A Spring WebFlux application supporting WebSocket connections may expose indirectly sensitive user information by including request headers in an exception reason during the handshake process. An attacker can trigg...

PT-2026-82706

Name of the Vulnerable Software and Affected Versions Spring Cloud Function versions 5.0.0 through 5.0.3 Spring Cloud Function versions 4.3.0 through 4.3.4 Spring Cloud Function versions 4.2.0 through 4.2.7 Spring Cloud Function versions 3.2.16 and earlier Description There is a potential for...

PT-2026-82411

A Spring WebFlux application that supports WebSocket connections may expose indirectly sensitive user information by including request headers in an exception reason. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30...

Important: Red Hat Security Advisory: python-urllib3 security update

An update for python-urllib3 is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating,...