CVE-2026-96260 Mattermost server missing request body size limit on plugin routes allows denial of service by an authenticated user

Mattermost versions 11.9.x = 11.9.1, 11.8.x = 11.8.5, 11.7.x = 11.7.10, 11.10.x = 11.10.1 fail to enforce a request body size limit during CSRF validation of plugin requests which allows an authenticated user to exhaust server memory and cause a denial of service via a large request body sent to ...

CVE-2026-96260

The Mattermost server is vulnerable to a denial of service because it fails to enforce a request body size limit during CSRF validation of plugin requests. This flaw allows an authenticated user to exhaust server memory by sending a large request body to a plugin endpoint. Affected versions inclu...

CVE-2026-96260: Memory Allocation with Excessive Size Value

Mattermost versions 11.9.x = 11.9.1, 11.8.x = 11.8.5, 11.7.x = 11.7.10, 11.10.x = 11.10.1 fail to enforce a request body size limit during CSRF validation of plugin requests which allows an authenticated user to exhaust server memory and cause a denial of service via a large request body sent to ...

SUSE-SU-2026:3718-1 Security update for grafana

This update for grafana fixes the following issues: grafana updated from version 11.6.14+security04 to version 12.4.5: Security fixes: - CVE-2026-39882: Prevent memory exhaustion DoS in OpenTelemetry OTLP HTTP exporters bsc1274217 - CVE-2026-33382: Limit the size of the request body before...

grafana security update

10.2.6-23.1 - fix CVE-2026-42127: cap request body size and validate public dashboard access - Resolves RHEL-219382...

Oracle Linux 9 : grafana (ELSA-2026-54184)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-54184 advisory. - fix CVE-2026-42127: cap request body size and validate public dashboard access Tenable has extracted the preceding description block directly from the Oracle...

CVE-2026-70646 aiosend: Deserialization of request body before signature verification (Pre-auth DoS) in webhook handler

aiosend is a synchronous and asynchronous Crypto Pay API client. Pror to version 3.0.7, WebhookHandler.feedupdate deserializes the entire request body before verifying the HMAC signature. This allows an unauthenticated attacker to force expensive parsing of arbitrary JSON payloads that will...

SUSE CVE-2026-2325

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13, 11.4.x = 11.4.3 fail to limit the size of the request body on the start meeting API endpoint, which allows an authenticated attacker to cause resource exhaustion or denial of service via a crafted oversized HTTP POST request to...

PT-2026-63561

Name of the Vulnerable Software and Affected Versions Next.js versions 13.0.0 through 15.5.20 Next.js versions 16.0.0 through 16.2.10 Description Requests targeting applications using App Router with at least one Server Action can lead to excessive memory consumption when that Server Action...

CVE-2026-45713 Mailpit: Unauthenticated remote memory-exhaustion DoS via unlimited SMTP DATA and /api/v1/send body sizes

Mailpit is an email testing tool and API for developers. Prior to version 1.30.0, the Mailpit SMTP server has a Server.MaxSize int field that controls the maximum allowed DATA payload size, but the field is never assigned anywhere outside test code, leaving it at Go's zero value 0 ⇒ "no limit". T...

OPENSUSE-SU-2026:21366-1 Security update for grafana

This update for grafana fixes the following issues: Changes in grafana: - CVE-2026-33382: Limit the size of the request body before processing it at several Grafana API endpoints bsc1271331 - CVE-2026-8595: Fix stored XSS in the table panel bsc1271557...

CVE-2026-33382

Several Grafana API endpoints, some of them unauthenticated, do not limit the size of the request body before processing it. An attacker can send very large payloads that force excessive memory allocation, potentially exhausting memory and causing a denial of service...

SUSE CVE-2026-44488

Axios is a promise based HTTP client for the browser and Node.js. Axios versions 1.7.0 through 1.15.x did not enforce configured request and response size limits when requests were sent with the fetch adapter. Applications that selected adapter: 'fetch', or ran in environments where axios resolve...

GO-2026-5734 Mattermost MS Teams plugin doesn't limit the request body size on the /lifecycle webhook endpoint in github.com/mattermost/mattermost-plugin-msteams

Mattermost MS Teams plugin doesn't limit the request body size on the /lifecycle webhook endpoint in github.com/mattermost/mattermost-plugin-msteams...

GO-2026-5153 Mattermost MS Teams plugin doesn't limit the request body size on the /changes webhook endpoint in github.com/mattermost/mattermost-plugin-msteams

Mattermost MS Teams plugin doesn't limit the request body size on the /changes webhook endpoint in github.com/mattermost/mattermost-plugin-msteams...

Pre-authentication denial of service in the public dashboard query handler

The public dashboard query endpoint does not limit request body size before processing, allowing unauthenticated attackers to trigger excessive memory allocation by sending arbitrarily large JSON payloads. This can lead to denial of service through memory exhaustion. No valid dashboard access tok...

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-2026-5308

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...

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...