PT-2026-41393

Name of the Vulnerable Software and Affected Versions Better Auth versions prior to 1.4.17 Better Auth versions prior to 1.5.0-beta.9 Description The HTTP rate limiter in Better Auth identifies requests based on the exact textual IP address found in the x-forwarded-for header or other configured...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through frag-transfer helpers CVE-2026-43503 In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy...

Important: kernel6.18

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through frag-transfer helpers CVE-2026-43503 In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy...

User Impersonation

Overview Affected versions of this package are vulnerable to User Impersonation due to the reliance on client-supplied IP address headers such as X-Forwarded-For, X-Real-IP, and True-Client-IP. An attacker can circumvent per-IP rate limiting by supplying arbitrary values in these headers, causing...

Authorization Bypass Through User-Controlled Key

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the getfolders and processchatpayload paths in the folder and chat handling code. An attacker can read files and knowledge collections they do not have...

GHSA-4G37-7P2C-38R9 Open WebUI Vulnerable to IDOR: Retrieval API Bypasses Knowledge Base Access Controls

IDOR: Retrieval API Bypasses Knowledge Base Access Controls Author: Andrew Orr Summary validatecollectionaccess PR 22109 checks the user-memory- and file- collection name prefixes but does not check knowledge base collections, which use raw UUIDs as collection names. Any authenticated user who...

Server-side Request Forgery (SSRF)

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the pdf generate process. An attacker can cause the server to initiate arbitrary outbound HTTP requests by injecting crafted HTML, such as an tag, into user-controllable...

CVE-2026-44738

Grav is a file-based Web platform. Prior to 2.0.0-rc.2, the Twig sandbox allow-list permits any user with the admin.pages role to call config.toArray from within a page body, dumping the entire merged site configuration — including all plugin secrets SMTP passwords, AWS keys, OAuth client secrets...

GHSA-7RX4-C5VX-G8W3 Karakeep SDK has SSRF via metascraper-logo-favicon that bypasses validateUrl protections

Summary The metascraper-logo-favicon plugin makes HTTP requests to URLs extracted from attacker-controlled HTML without going through the application's validateUrl SSRF protections. This allows any authenticated user to make the server fetch arbitrary internal URLs by bookmarking a page containin...

EUVD-2026-30360

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, POST /api/tag/getTag is registered with model.CheckAuth only, omitting both model.CheckAdminRole and model.CheckReadonly, despite the handler performing a configuration write that is normally guarded by both. Any...

CVE-2026-44283

etcd is a distributed key-value store for the data of a distributed system. Prior to 3.4.44, 3.5.30, and 3.6.11, a vulnerability in etcd allows read access via PrevKv, or lease attachment in Put requests within transaction operations, to bypass RBAC authorization checks. An authenticated user...

GHSA-9M65-766C-R333 TanStack Start - Server Core: Inbound server-function request deserialization could invoke a sibling client-referenced server function

Summary A type-confusion bug in seroval ≤ 1.5.2 upstream advisory allowed a crafted JSON body sent to one TanStack Start server function to trigger invocation of a different client-referenced server function as a side effect of deserializing the request payload. This is not an authentication bypa...

Access of Resource Using Incompatible Type ('Type Confusion')

Overview Affected versions of this package are vulnerable to Access of Resource Using Incompatible Type 'Type Confusion' through an upstream type-confusion bug in seroval package. An attacker can trigger unintended execution of a different client-referenced server function by sending a specially...

CVE-2026-44515 Nextcloud News: Authenticated blind SSRF via feed URL

Nextcloud News is an RSS/Atom feed reader. Prior to 28.3.0-beta.1, Nextcloud News allows authenticated users to add feeds by providing a feed URL via the web interface or the API. In affected versions, an authenticated attacker could provide a URL pointing to internal/private IP ranges or...

Improperly Controlled Modification of Dynamically-Determined Object Attributes

Overview flowise is a Flowiseai Server Affected versions of this package are vulnerable to Improperly Controlled Modification of Dynamically-Determined Object Attributes in the Object.assign process. An attacker can gain unauthorized access to and control over resources belonging to other...

GHSA-HMG2-JJJX-JCP2 FlowiseAI: Vector Store No Permission Checks

FINDING 4: OpenAI Assistants Vector Store - No Auth on CRUD Operations Severity: HIGH CVSS 8.1 Type: CWE-306 Missing Authentication for Critical Function File: packages/server/src/routes/openai-assistants-vector-store/index.ts Description: ALL CRUD endpoints for OpenAI Assistants Vector Store hav...

CVE-2026-42457

vCluster Platform provides a Kubernetes platform for managing virtual clusters, multi-tenancy, and cluster sharing. Prior to 4.4.3, 4.5.5, 4.6.2, 4.7.1, and 4.8.0, there is a Stored XSS attack vulnerability via the name field of a templateRef. This can lead to the execution of arbitrary external...

CVE-2026-42457

Affected software: vCluster Platform. Component/issue: Stored XSS via the name field of a templateRef (root cause: stored XSS in templateRef name). Impact: could lead to arbitrary script execution in the platform’s browser context and, in the worst case, privilege escalation by creating a new Glo...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 kernel was updated to fix one issue CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags bsc1264449. Special Instructions and Notes: Please reboot the system after installing this update. Patch Instructions: To install this SUSE update use the SUS...

[SECURITY] [DSA 6269-1] postgresql-15 security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6269-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff May 14, 2026 https://www.debian.org/security/faq -...