CVE-2026-54308: Authentication Bypass by Spoofing

n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, the MicrosoftAgent365Trigger and StripeTrigger node did not validate that inbound requests. As a result, an unauthenticated attacker who knows the webhook URL could submit a forged payload and cause the workflow to...

CVE-2026-54306: Improperly Controlled Modification of Object Prototype Attributes

n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, a prototype pollution vulnerability allowed a crafted public webhook payload to inject attacker-controlled fields into workflow data during internal object copying. These fields could be surfaced and consumed as norma...

Schneider Electric Modicon M241, M251, and M262 Improper Resource Shutdown or Release (CVE-2025-13901)

CWE-404 Improper Resource Shutdown or Release vulnerability exists that could cause partial Denial of Service on Machine Expert protocol when an unauthenticated attacker sends malicious payload to occupy active communication channels. This plugin only works with Tenable.ot. Please visit...

GHSA-QC2X-6F54-M6H9 zeroconf: Unvalidated rdlength in record payload readers allows LAN-local cache corruption via crafted mDNS packet

Impact readcharacterstring and readstring in src/zeroconf/protocol/incoming.py sliced self.dataself.offset : self.offset + length and advanced self.offset by the declared length without checking it against self.datalen. Python's slice silently returns fewer bytes when the end index runs past the...

CVE-2026-48514

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, UnsafeBlitFormatterBase.Deserialize reads an attacker-controlled byteLength from an extension payload and allocates an array based on that value before validating it against the extension header length or remaining...

MAL-2026-6272 Malicious code in @variational/common-ui (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 75a12ea18e08fc325a5698f1da2246ffdfdaa4650971fa2b335fd0904e517079 The package is advertised as 'Shared UI constants and utilities' but lib/index.js executes a malicious payload on require. Sensitive strings hostname...

DEBIAN-CVE-2026-44727

Jupyter Server is the backend for Jupyter web applications. Prior to 2.20, the nbconvert HTTP handlers in jupyterserver render user-authored notebook HTML under the Jupyter origin without a sandbox directive in their Content-Security-Policy. Combined with nbconvert.HTMLExporter's default...

CVE-2026-48510

CVE-2026-48510 affects MessagePack-CSharp (C#) prior to 2.5.301 and 3.1.7. When decompressing Lz4Block or Lz4BlockArray payloads, the library reads declared uncompressed lengths from the wire and allocates output buffers before validating the data, allowing a small payload to trigger a large allo...

CVE-2026-48514

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, UnsafeBlitFormatterBase.Deserialize reads an attacker-controlled byteLength from an extension payload and allocates an array based on that value before validating it against the extension header length or remaining...

CVE-2026-48515

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, MessagePack-CSharp's multi-dimensional array formatters read dimension lengths directly from the payload and allocate T,, T,,, or T,,, before validating that the dimension product matches the encoded element count. T...

AVideo has an Authorize.Net Webhook Signature Bypass that Enables Wallet Balance Inflation via Forged Payment Data

Summary The Authorize.Net webhook handler at plugin/AuthorizeNet/webhook.php contains a signature verification bypass that allows an attacker to forge webhook requests with arbitrary payment amounts and target user IDs. By supplying a valid transaction ID from a small legitimate purchase, the...

CVE-2026-44727

Jupyter Server (prior to 2.20) is affected by a stored XSS in the nbconvert HTML export path. The nbconvert HTTP handlers NbconvertFileHandler and NbconvertPostHandler render notebook HTML under the Jupyter origin without a sandbox directive in Content-Security-Policy, and NbconvertHTMLExporter’s...

Malicious code in vitest-cli (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 27abcc7f2373309feb253b0cc48b1a8bae7c54a3c43aed0c57add697f4067aba Package name vitest-cli impersonates the official Vitest project while declaring empty author, homepage, repository, and bugs metadata. The...

MAL-2026-6267 Malicious code in vitest-cli (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 27abcc7f2373309feb253b0cc48b1a8bae7c54a3c43aed0c57add697f4067aba Package name vitest-cli impersonates the official Vitest project while declaring empty author, homepage, repository, and bugs metadata. The...

PYSEC-2026-2113

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, payload resources are not closed correctly when a client disconnects in the middle of a write. If a payload is using an open file or similar limited resource, then an attacker may be able to cause...

PYSEC-2026-2113

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, payload resources are not closed correctly when a client disconnects in the middle of a write. If a payload is using an open file or similar limited resource, then an attacker may be able to cause...

AZL-90662 CVE-2026-54280 affecting package python-aiohttp 3.6.2-3

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, payload resources are not closed correctly when a client disconnects in the middle of a write. If a payload is using an open file or similar limited resource, then an attacker may be able to cause...

CVE-2026-54280

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, payload resources are not closed correctly when a client disconnects in the middle of a write. If a payload is using an open file or similar limited resource, then an attacker may be able to cause...

PYSEC-2026-2106

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.0, attacker-controlled input included into multipart/payload headers can be used to modify a request to inject additional headers or similar. In the unlikely situation that an application is passing...

AZL-90656 CVE-2026-50269 affecting package python-aiohttp 3.6.2-3

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.0, attacker-controlled input included into multipart/payload headers can be used to modify a request to inject additional headers or similar. In the unlikely situation that an application is passing...