LiquidJS has a renderLimit DoS guard bypass via empty `{% for %}` body

Summary The renderLimit option — documented in docs/source/tutorials/dos.md as the mechanism that "mitigates this by limiting the time consumed by each render call" — can be fully bypassed by a % for % or % tablerow % tag whose body is empty. The per-iteration time check is reached only when the...

Denial of Service (DoS)

Overview liquidjs is an A simple, expressive, safe and Shopify compatible template engine in pure JavaScript. Affected versions of this package are vulnerable to Denial of Service DoS through the renderTemplates function when the for or tablerow tag is used with an empty body. An attacker can...

PT-2026-44131

Name of the Vulnerable Software and Affected Versions crowdsec versions prior to 1.7.8 Description The AppSec component fails to read the HTTP request body when the Content-Length is not positive. This occurs specifically with HTTP/1.1 requests using Transfer-Encoding: chunked and HTTP/2 requests...

CVE-2026-45298 Dozzle: Pre-auth SSRF with response-body reflection via POST /api/notifications/test-webhook (default no-auth deploy)

Dozzle is a realtime log viewer for docker containers. Prior to 10.5.2, in a default dozzle deploy the documented quickstart, no DOZZLEAUTHPROVIDER set, POST /api/notifications/test-webhook is reachable without authentication and forwards an attacker-controlled URL into a WebhookDispatcher that...

GHSA-JMVR-R5HM-FXFR Mattermost doesn't enforce request body size limits on plugin HTTP endpoints

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to enforce request body size limits on plugin HTTP endpoints which allows an attacker to cause a denial of service via crafted oversized HTTP requests.. Mattermost Advisory ID: MMSA-2026-00646...

CVE-2026-34473

Unauthenticated DoS in ZTE H8102E, H168N, H167A, H199A, H288A, H198A, H267A, H267N, H268A, H388X, H196A, H369A, H268N, H208N, H367N, H181A, and H196Q. A denial-of-service condition can be triggered against the router's web interface by sending an oversized application/x-www-form-urlencoded POST...

📄 ZTE ZXHN Router Denial of Service

The CGILua post.lua parser used in ZTE ZXHN routers does not enforce an upper bound on the body size of application/x-www-form-urlencoded POST requests. An unauthenticated attacker can crash or freeze the router's web management service by sending a single HTTP POST request with an oversized body...

Parse Server: Pre-authentication denial of service via client version header regex backtracking

Impact An unauthenticated attacker who knows a publicly-known Parse Application ID can submit a single HTTP request whose client SDK version field contains adversarial input that triggers polynomial backtracking in a request-header parser. The parsing runs before session authentication and before...

GHSA-38M6-82C8-4XFM Parse Server: Pre-authentication denial of service via client version header regex backtracking

Impact An unauthenticated attacker who knows a publicly-known Parse Application ID can submit a single HTTP request whose client SDK version field contains adversarial input that triggers polynomial backtracking in a request-header parser. The parsing runs before session authentication and before...

GHSA-W4G9-MXGG-J532 Nezha Monitoring: RoleMember-reachable SSRF with full response-body reflection via POST /api/v1/notification

Summary nezha's dashboard supports two user roles: RoleAdmin Role==0 and RoleMember Role==1. The notification routes POST /api/v1/notification and PATCH /api/v1/notification/:id are wired through commonHandler rather than adminHandler — so a RoleMember user can call them. These handlers...

Nezha Monitoring: RoleMember-reachable SSRF with full response-body reflection via POST /api/v1/notification

Summary nezha's dashboard supports two user roles: RoleAdmin Role==0 and RoleMember Role==1. The notification routes POST /api/v1/notification and PATCH /api/v1/notification/:id are wired through commonHandler rather than adminHandler — so a RoleMember user can call them. These handlers...

PT-2026-42858

Name of the Vulnerable Software and Affected Versions Nezha Monitoring versions 1.4.0 through 2.0.7 Description The dashboard allows users with the RoleMember role to access notification routes that should be restricted to administrators. Specifically, the endpoints "POST /api/v1/notification" an...

PT-2026-42860

Name of the Vulnerable Software and Affected Versions Parse Server affected versions not specified Description An unauthenticated attacker with knowledge of a public Parse Application ID can cause a denial of service by submitting a single HTTP request to any '/parse/' endpoint. The attack involv...

[SECURITY] [DSA 6291-1] haproxy security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6291-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso May 22, 2026 https://www.debian.org/security/faq -...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling due to missing request body size limits on plugin HTTP endpoints. An attacker can exhaust system resources by sending crafted oversized HTTP requests. Remediation Upgrade...

CVE-2026-5308

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to enforce request body size limits on plugin HTTP endpoints which allows an attacker to cause a denial of service via crafted oversized HTTP requests.. Mattermost Advisory ID: MMSA-2026-00646...

CVE-2026-5308 Missing request body size limits on Zoom plugin HTTP endpoints

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to enforce request body size limits on plugin HTTP endpoints which allows an attacker to cause a denial of service via crafted oversized HTTP requests.. Mattermost Advisory ID: MMSA-2026-00646...

CVE-2026-5308 Missing request body size limits on Zoom plugin HTTP endpoints

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to enforce request body size limits on plugin HTTP endpoints which allows an attacker to cause a denial of service via crafted oversized HTTP requests.. Mattermost Advisory ID: MMSA-2026-00646...

CVE-2026-5308

CVE-2026-5308 affects Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, and 10.11.x

EUVD-2026-31425

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to enforce request body size limits on plugin HTTP endpoints which allows an attacker to cause a denial of service via crafted oversized HTTP requests.. Mattermost Advisory ID: MMSA-2026-00646...