SUSE SLES16 Security Update : python-aiohttp (SUSE-SU-2026:22173-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:22173-1 advisory. This update for python-aiohttp fixes the following issues - CVE-2026-22815: insufficient header/trailer handling can cause a denia...

PT-2026-52894

Name of the Vulnerable Software and Affected Versions Envoy versions 1.37.0 through 1.37.4 Envoy versions 1.38.0 through 1.38.2 Description Envoy can crash when the %REQUESTED SERVER NAMEX:Y% variable is used in the log format and host-related options such as HOST FIRST or SNI FIRST are specified...

CVE-2026-53219

A flaw was found in the Linux kernel's netfilter xtables component. This vulnerability allows for information disclosure due to improper handling of percpu counter pointers during the copying of rule entry headers to userspace. A local attacker could exploit this by causing a fault in a userspace...

CVE-2026-53131

A flaw was found in the Linux kernel's netfilter component. Certain netfilter modules, including ip6teui64 and xtmac, accessed Ethernet MAC header data without first verifying that an Ethernet device was associated with the network packet or that the MAC header was present and of sufficient lengt...

UBUNTU-CVE-2026-40080

Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior are vulnerable to Open Redirect through a substring check rather than a host check at strcontains$referer, CACTIPATHURL. When the user's loginopts == '1' redirect to referer after login, the function use...

CVE-2026-44889

A flaw was found in WebOb, a library for HTTP requests and responses. A remote attacker could exploit this vulnerability by influencing the HTTP Location header during a redirect. Due to improper normalization of the Location header, specifically how certain ASCII characters are handled, an...

CVE-2026-50221

A flaw was found in OpenStack Swift's proxy-server. Internal container update routing headers X-Container-Host, X-Container-Device, X-Delete-At-Host, X-Delete-At-Device are not stripped from client requests before being forwarded to object-servers. An authenticated user with write access can inje...

GO-2026-5769 Mattermost doesn't validate the X-Requested-With header on the burn-on-read reveal endpoint in github.com/mattermost/mattermost-server

Mattermost doesn't validate the X-Requested-With header on the burn-on-read reveal endpoint in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing...

GO-2026-5686 klever-go: REST API slow-header connection exhaustion via Gin Engine.Run in github.com/klever-io/klever-go

klever-go: REST API slow-header connection exhaustion via Gin Engine.Run in github.com/klever-io/klever-go...

GO-2026-5671 Mattermost doesn't validate the Host header when constructing response URLs for custom slash command in github.com/mattermost/mattermost-server

Mattermost doesn't validate the Host header when constructing response URLs for custom slash command in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is...

GO-2026-5455 Fleet has a rate limiting bypass via untrusted client IP headers in github.com/fleetdm/fleet

Fleet has a rate limiting bypass via untrusted client IP headers in github.com/fleetdm/fleet...

CVE-2026-40080 Cacti: Open Redirect via HTTP_REFERER substring check in auth_login_redirect

Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior are vulnerable to Open Redirect through a substring check rather than a host check at strcontains$referer, CACTIPATHURL. When the user's loginopts == '1' redirect to referer after login, the function use...

CVE-2025-71336

Flowise before 3.0.6 affected versions 2.2.7-patch.1 and earlier contains an unsandboxed remote code execution vulnerability in the Custom MCP feature, which is designed to execute OS commands such as launching local MCP servers. Because Flowise's authentication and authorization model is minimal...

CVE-2025-71336 Flowise - Unsandboxed Remote Code Execution via Custom MCP

Flowise before 3.0.6 affected versions 2.2.7-patch.1 and earlier contains an unsandboxed remote code execution vulnerability in the Custom MCP feature, which is designed to execute OS commands such as launching local MCP servers. Because Flowise's authentication and authorization model is minimal...

CVE-2025-71336 Flowise - Unsandboxed Remote Code Execution via Custom MCP

Flowise before 3.0.6 affected versions 2.2.7-patch.1 and earlier contains an unsandboxed remote code execution vulnerability in the Custom MCP feature, which is designed to execute OS commands such as launching local MCP servers. Because Flowise's authentication and authorization model is minimal...

CVE-2025-71336

Flowise vulnerability: Unsandboxed remote code execution in Custom MCP. Affected: Flowise before 3.0.6 (2.2.7-patch.1 and earlier). Attack requires crafting a JSON payload and header x-request-from: internal to /api/v1/node-load-method/customMCP, taking advantage of minimal auth to execute OS com...

CVE-2026-42055

A flaw was found in NGINX. When NGINX is configured to proxy HTTP/2 traffic using the ngxhttpproxyv2module or ngxhttpgrpcmodule with specific settings, a remote, unauthenticated attacker can send specially crafted large headers. This can trigger a heap-based buffer overflow, leading to a restart ...

CVE-2026-56789

RTKLIB through 2.4.3 contains a heap buffer overflow vulnerability in the readrnxobsb function in src/rinex.c that allows attackers to trigger memory corruption by failing to clamp satellite count values from RINEX epoch headers. Attackers can craft malicious RINEX files declaring more than 64...

CVE-2026-54089

File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Starting with 2.0.0-rc.1, when FileBrowser is configured with proxy authentication auth.method=proxy, any unauthenticated attacker who can reach the server...

CVE-2026-28898

swift-nio-http2's HTTP/2-to-HTTP/1.1 codec did not validate pseudo-header values for control characters before placing them into the translated HTTP/1.1 message. swift-nio-http2 1.44.1 adds validation of all pseudo-header values :path, :authority, :scheme, :method, and :status at both the HPACK...