CVE-2026-45780

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, EventSerializer could expose invited group names, sample invitees, and attendance statistics to users who could view the topic but were not entitled to view the private event invitee list. This...

CVE-2026-59828

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, post revisions that should be hidden from regular users could be leaked through visible diffs on adjacent revisions serialized by PostRevisionSerializer. This issue is fixed in versions 2026.6.0,...

PT-2026-57004

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.6.0 Discourse versions prior to 2026.5.1 Discourse versions prior to 2026.4.2 Discourse versions prior to 2026.1.5 Description Post revisions intended to be hidden from regular users may be leaked through visib...

PT-2026-56994

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.6.0 Discourse versions prior to 2026.5.1 Discourse versions prior to 2026.4.2 Discourse versions prior to 2026.1.5 Description The EventSerializer could expose invited group names, sample invitees, and attendan...

CVE-2026-54774 CoreWCF: SamlSerializer skips SignatureValue verification when SAML signing token is not an X.509 certificate

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, SamlSerializer skips final SignatureValue verification when a CoreWCF service validates SAML tokens using a non-X.509 signing token, allowing an attacker to reference a non-X.509...

CVE-2026-49858

API Platform Core is a system to create hypermedia-driven REST and GraphQL APIs. In versions from 2.6.0 prior to 4.1.29, 4.2.26, and 4.3.12, a missing isCacheKeySafe gate in the JSON:API and HAL item normalizers causes a cross-user attribute leak. ApiPropertysecurity: ... is evaluated per request...

CVE-2026-54164

API Platform Core is a system to create hypermedia-driven REST and GraphQL APIs. In versions prior to 4.1.30, 4.2.26 and 4.3.12, the serializer's AbstractItemNormalizer does not validate the resource type returned when resolving relation IRIs, allowing type confusion where a resource of an...

PYSEC-2026-282 APScheduler's JSONSerializer and CBORSerializer are vulnerable to Remote Code Execution (RCE) via Insecure Deserialization

The JSONSerializer and CBORSerializer in APScheduler all versions including 3.10.x and 4.0.0a5 are vulnerable to Remote Code Execution RCE via Insecure Deserialization. The unmarshalobject function allows for arbitrary class instantiation and state injection by dynamically importing modules and...

PYSEC-2026-458 Pipecat: Remote Code Execution by Pickle Deserialization Through LivekitFrameSerializer

Remote Code Execution via Unsafe Deserialization in Pipecat's LivekitFrameSerializer Summary A critical vulnerability exists in Pipecat's LivekitFrameSerializer – an optional, non-default, undocumented frame serializer class now deprecated intended for LiveKit integration. The class's deserialize...

CVE-2026-46386

OpenProject’s official docker image ships SECRET_KEY_BASE=OVERWRITE_ME and cookies_serializer = :marshal, creating a deterministic Marshal-deserialization path reachable via the /my/two_factor_devices cookie reader. This enables potential pre-authentication remote code execution, as noted in the ...

CVE-2026-47206

Dragonfly is an in-memory data store built for modern application workloads. Prior to 1.39.9, Dragonfly has a RESP Protocol Injection via Lua redis.errorreply in EvalSerializer. An authenticated user can inject arbitrary RESP messages into the connection's response stream, potentially causing...

GHSA-FJQC-HQ36-QH5P LangGraph Checkpoint: Unsafe JSON deserialization in checkpoint loading

Summary LangGraph's JsonPlusSerializer can reconstruct Python objects from JSON checkpoint payloads. Under conditions where someone could modify checkpoint bytes at rest in the backing store, the deserialization path could reconstruct objects beyond what the application expects, which could in tu...

CVE-2026-56779

MaxKB before 2.10.0 contains a server-side request forgery vulnerability in tool creation and update endpoints that allows authenticated users to make arbitrary server requests by supplying unvalidated downloadCallbackUrl and downloadurl parameters. Attackers with default workspace USER role can...

Linux Distros Unpatched Vulnerability : CVE-2026-50556

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 22.0.0-rc.2, 21.2.1...

EUVD-2026-38291

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 22.0.0-rc.2, 21.2.16, 20.3.24, and 19.2.25, a Cross-Site Scripting XSS vulnerability exists in @angular/platform-server's DOM emulation dependency domino wh...

CVE-2026-50556 Angular: Missing `<noscript>` Raw-Text Serialization Escaping leads to Cross-Site Scripting (XSS) in Angular SSR

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 22.0.0-rc.2, 21.2.16, 20.3.24, and 19.2.25, a Cross-Site Scripting XSS vulnerability exists in @angular/platform-server's DOM emulation dependency domino wh...

CVE-2026-50556 Angular: Missing `<noscript>` Raw-Text Serialization Escaping leads to Cross-Site Scripting (XSS) in Angular SSR

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 22.0.0-rc.2, 21.2.16, 20.3.24, and 19.2.25, a Cross-Site Scripting XSS vulnerability exists in @angular/platform-server's DOM emulation dependency domino wh...

CVE-2026-50556

Summary: CVE-2026-50556 affects Angular SSR via @angular/platform-server using domino for DOM emulation. The serializer omits escaping, allowing bound dynamic text inside to produce an unescaped closing tag that can inject a [removed] and cause same-origin XSS under SSR. What is affected: Angul...

VCR.py: Arbitrary code execution via unsafe YAML deserialization of cassette files

Summary vcrpy deserializes YAML cassette files with PyYAML's object-constructing loader yaml.CLoader / yaml.Loader instead of the safe loader yaml.CSafeLoader / yaml.SafeLoader. A cassette containing a !!python/object/apply: or similar tag therefore executes arbitrary Python code the moment the...

Oj - Heap Buffer Overflow in Oj.dump Exception Serialization via Large Indent

Summary Oj.dump in object mode is vulnerable to a heap buffer overflow when serializing Exception objects with a large :indent value. The serializer allocates a buffer sized for the object's attributes but does not account for the indent bytes added on each write. With indent: 5000, the...