CVE-2026-40481 monetr: Unauthenticated Stripe webhook reads attacker-sized request bodies before signature validation

monetr is a budgeting application for recurring expenses. In versions 1.12.3 and below, the public Stripe webhook endpoint buffers the entire request body into memory before validating the Stripe signature. A remote unauthenticated attacker can send oversized POST payloads to cause uncontrolled...

CVE-2026-39984

A flaw was found in timestamp-authority, specifically in the timestamp-authority/v2/pkg/verification package. An attacker can exploit this issue by prepending a forged certificate to the certificate bag while the message is signed with an authorized key. This causes the library to validate the...

PT-2026-33269

The Payment Gateway for Redsys & WooCommerce Lite plugin for WordPress is vulnerable to Improper Verification of Cryptographic Signature in versions up to, and including, 7.0.0 due to successful request handlers calculating a local signature but not validating Ds Signature from the request before...

PT-2026-33031

Name of the Vulnerable Software and Affected Versions BC-JAVA versions 1.49 through 1.83 BCPKIX-FIPS versions 2.0.6 through 2.0.10 BCPKIX-FIPS versions 2.1.7 through 2.1.10 Description The PKIX draft CompositeVerifier accepts an empty signature sequence as valid. This issue is associated with the...

Defense in Depth update for NuGet Client

Impact This update adds validation of the package ID and version during package download, in addition to the existing package signature validation. Patches NuGet The following NuGet.exe, NuGet.CommandLine, NuGet.Packaging, and NuGet.Protocol versions have been patched: |Affected versions|Patched...

GHSA-G4VJ-CJJJ-V7HG Defense in Depth update for NuGet Client

Impact This update adds validation of the package ID and version during package download, in addition to the existing package signature validation. Patches NuGet The following NuGet.exe, NuGet.CommandLine, NuGet.Packaging, and NuGet.Protocol versions have been patched: |Affected versions|Patched...

In monetr, unauthenticated Stripe webhook reads attacker-sized request bodies before signature validation

Summary The public Stripe webhook endpoint fully reads the request body into memory before validating the Stripe signature. A remote unauthenticated attacker can send oversized POST bodies and cause substantial memory growth, leading to denial of service. Details When Stripe webhooks are enabled,...

GHSA-V7XQ-3WX6-FQC2 In monetr, unauthenticated Stripe webhook reads attacker-sized request bodies before signature validation

Summary The public Stripe webhook endpoint fully reads the request body into memory before validating the Stripe signature. A remote unauthenticated attacker can send oversized POST bodies and cause substantial memory growth, leading to denial of service. Details When Stripe webhooks are enabled,...

Amazon Linux 2 : amazon-efs-utils, --advisory ALAS2-2026-3245 (ALAS-2026-3245)

The version of amazon-efs-utils installed on the remote host is prior to 3.0.0-4. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3245 advisory. time provides date and time handling in Rust. From 0.3.6 to before 0.3.47, when user-provided input is provided t...

PraisonAI: Unauthenticated WebSocket Endpoint Proxies to Paid OpenAI Realtime API Without Rate Limits

Summary The /media-stream WebSocket endpoint in PraisonAI's call module accepts connections from any client without authentication or Twilio signature validation. Each connection opens an authenticated session to OpenAI's Realtime API using the server's API key. There are no limits on concurrent...

OPENSUSE-SU-2026:20506-1 Security update for python-cryptography

This update for python-cryptography fixes the following issues: - CVE-2026-34073: Fixed X.509 bypass of name constraints on wildcard SANs with matching peer names. bsc1260876 - CVE-2026-26007: missing validation can lead to security issues for signature verification ECDSA and shared key negotiati...

EUVD-2026-21136

OpenClaw before 2026.3.25 parses JSON request bodies before validating webhook signatures, allowing unauthenticated attackers to force resource-intensive parsing operations. Remote attackers can send malicious webhook requests to trigger denial of service by exhausting server resources through...

GHSA-8F9R-GR6R-X63Q Duplicate Advisory: OpenClaw: Feishu webhook reads and parses unauthenticated request bodies before signature validation

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-3h52-cx59-c456. This link is maintained to preserve external references. Original Description OpenClaw before 2026.3.25 parses JSON request bodies before validating webhook signatures, allowing unauthenticated...

Duplicate Advisory: OpenClaw: Feishu webhook reads and parses unauthenticated request bodies before signature validation

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-3h52-cx59-c456. This link is maintained to preserve external references. Original Description OpenClaw before 2026.3.25 parses JSON request bodies before validating webhook signatures, allowing unauthenticated...

CVE-2026-35640

OpenClaw before 2026.3.25 parses JSON request bodies before validating webhook signatures, allowing unauthenticated attackers to force resource-intensive parsing operations. Remote attackers can send malicious webhook requests to trigger denial of service by exhausting server resources through...

CVE-2026-35640 OpenClaw < 2026.3.25 - Denial of Service via Unauthenticated Webhook Request Parsing

OpenClaw before 2026.3.25 parses JSON request bodies before validating webhook signatures, allowing unauthenticated attackers to force resource-intensive parsing operations. Remote attackers can send malicious webhook requests to trigger denial of service by exhausting server resources through...

CVE-2026-35640 OpenClaw < 2026.3.25 - Denial of Service via Unauthenticated Webhook Request Parsing

OpenClaw before 2026.3.25 parses JSON request bodies before validating webhook signatures, allowing unauthenticated attackers to force resource-intensive parsing operations. Remote attackers can send malicious webhook requests to trigger denial of service by exhausting server resources through...

CVE-2026-35640

OpenClaw before 2026.3.25 parses JSON webhook request bodies before validating signatures, enabling unauthenticated attackers to trigger denial of service by forcing resource-intensive JSON parsing. Affected package: openclaw (versions

CVE-2026-35640 OpenClaw < 2026.3.25 - Denial of Service via Unauthenticated Webhook Request Parsing

OpenClaw before 2026.3.25 parses JSON request bodies before validating webhook signatures, allowing unauthenticated attackers to force resource-intensive parsing operations. Remote attackers can send malicious webhook requests to trigger denial of service by exhausting server resources through...

CVE-2026-35626 OpenClaw < 2026.3.22 - Unauthenticated Resource Exhaustion via Voice Call Webhook

OpenClaw before 2026.3.22 contains an unauthenticated resource exhaustion vulnerability in voice call webhook handling that buffers request bodies before provider signature checks. Attackers can send large or malicious webhook requests to exhaust server resources without authentication by bypassi...