GO-2026-5116 Build breakout using malicious Containerfile or Git HTTP server in github.com/containers/buildah

Buildah allows a build-time breakout when using a malicious Containerfile or a malicious Git HTTP server. A crafted Git URL or Containerfile can cause Buildah to access files outside of the build context during an ADD or COPY operation...

EUVD-2026-49323

The Erlang/OTP ssl TLS 1.2 and earlier and DTLS client does not verify that the cipher suite selected by the server in ServerHello was among the suites offered by the client in ClientHello. The client-side tlshandshake:hello/5 handler validates the negotiated protocol version and the downgrade...

CVE-2026-55953 TLS 1.2 and DTLS client accepts unoffered anonymous cipher suite, bypassing server authentication

The Erlang/OTP ssl TLS 1.2 and earlier and DTLS client does not verify that the cipher suite selected by the server in ServerHello was among the suites offered by the client in ClientHello. The client-side tlshandshake:hello/5 handler validates the negotiated protocol version and the downgrade...

EEF-CVE-2026-55953 TLS 1.2 and DTLS client accepts unoffered anonymous cipher suite, bypassing server authentication

Summary The Erlang/OTP ssl TLS 1.2 and earlier and DTLS client does not verify that the cipher suite selected by the server in ServerHello was among the suites offered by the client in ClientHello. The client-side tls\handshake:hello/5 handler validates the negotiated protocol version and the...

CVE-2026-55953

The Erlang/OTP ssl TLS 1.2 and earlier and DTLS client does not verify that the cipher suite selected by the server in ServerHello was among the suites offered by the client in ClientHello. The client-side tlshandshake:hello/5 handler validates the negotiated protocol version and the downgrade...

CVE-2026-55953

Summary: CVE-2026-55953 affects Erlang/OTP SSL/TLS client when using TLS 1.2 and DTLS. The client fails to verify that the server-chosen cipher suite in ServerHello was among the suites offered in ClientHello. An on-path attacker can respond with a ServerHello using an anonymous cipher suite (e.g...

CVE-2026-55953 TLS 1.2 and DTLS client accepts unoffered anonymous cipher suite, bypassing server authentication

The Erlang/OTP ssl TLS 1.2 and earlier and DTLS client does not verify that the cipher suite selected by the server in ServerHello was among the suites offered by the client in ClientHello. The client-side tlshandshake:hello/5 handler validates the negotiated protocol version and the downgrade...

CVE-2026-55953 TLS 1.2 and DTLS client accepts unoffered anonymous cipher suite, bypassing server authentication

The Erlang/OTP ssl TLS 1.2 and earlier and DTLS client does not verify that the cipher suite selected by the server in ServerHello was among the suites offered by the client in ClientHello. The client-side tlshandshake:hello/5 handler validates the negotiated protocol version and the downgrade...

CVE-2026-66437

Contributor Server Side Request Forgery SSRF in Feedzy = 5.2.4 versions...

CVE-2026-65558

Unauthenticated Server Side Request Forgery SSRF in AffiliateX = 2.3.5 versions...

CVE-2026-59552

Unauthenticated Server Side Request Forgery SSRF in 3D Flipbook PDF Viewer & Embedder = 1.4.2 versions...

CVE-2026-10600

Mattermost versions 11.8.x = 11.8.0, 11.7.x = 11.7.3, 11.6.x = 11.6.5, 10.11.x = 10.11.20 fail to bound the time and resource consumption of server-side document content extraction which allows an authenticated user with file-upload permission to degrade file uploads for all users on the server v...

Security Bulletin: Security Vulnerabilities affect IBM Voice Gateway

Summary Security Vulnerabilities affect IBM Voice Gateway. The vulnerabilities have been addressed. Vulnerability Details CVEID:CVE-2026-50645 DESCRIPTION: There is no restriction on the amount of attachment headers that a message can contain when being deserialized by Apache CXF, which can lead ...

CVE-2026-54478

A flaw was found in Unbound. When Unbound is configured to listen on a proxy-protocol port with DNS cookies enabled, it incorrectly computes the server cookie using the proxy's network address instead of the actual client's address. This vulnerability allows an off-path attacker to harvest a vali...

CVE-2026-10819 Mattermost Server Denial of Service via Animated GIF Emoji Upload

Mattermost versions 11.6.x = 11.6.5, 10.11.x = 10.11.20, 11.8.x = 11.8.1, 11.7.x = 11.7.4 fail to limit the number of frames and enforce the file size cap on animated GIF uploads, which allows an authenticated attacker to cause a denial of service via a crafted animated GIF uploaded as a custom...

CVE-2026-10819 Mattermost Server Denial of Service via Animated GIF Emoji Upload

Mattermost versions 11.6.x = 11.6.5, 10.11.x = 10.11.20, 11.8.x = 11.8.1, 11.7.x = 11.7.4 fail to limit the number of frames and enforce the file size cap on animated GIF uploads, which allows an authenticated attacker to cause a denial of service via a crafted animated GIF uploaded as a custom...

CVE-2026-10819

The CVE CVE-2026-10819 affects Mattermost server versions 11.6.x <= 11.6.5, 10.11.x <= 10.11.20, 11.8.x <= 11.8.1, and 11.7.x

CVE-2026-10600 Denial of service via unbounded document content extraction in Mattermost Server

Mattermost versions 11.8.x = 11.8.0, 11.7.x = 11.7.3, 11.6.x = 11.6.5, 10.11.x = 10.11.20 fail to bound the time and resource consumption of server-side document content extraction which allows an authenticated user with file-upload permission to degrade file uploads for all users on the server v...

EUVD-2026-49253

Mattermost versions 11.8.x = 11.8.0, 11.7.x = 11.7.3, 11.6.x = 11.6.5, 10.11.x = 10.11.20 fail to bound the time and resource consumption of server-side document content extraction which allows an authenticated user with file-upload permission to degrade file uploads for all users on the server v...

CVE-2026-10600

Mattermost versions 11.8.x = 11.8.0, 11.7.x = 11.7.3, 11.6.x = 11.6.5, 10.11.x = 10.11.20 fail to bound the time and resource consumption of server-side document content extraction which allows an authenticated user with file-upload permission to degrade file uploads for all users on the server v...