K000163276: Linux kernel vulnerability CVE-2026-53399

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: nfsd: release layout stid on setlease failure nfs4allocstid publishes the new stid into cl-clstateids via idralloccyclic under cllock before returning to nfsd4alloclayoutstateid. When...

Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends

Summary The built-in knowledge search tool returns knowledge bases the calling user has no access to. The tool works out which knowledge bases the caller may read and hands that set to the vector store as a search filter, and that filter is the only access control on the path. Most of the shipped...

GHSA-PCVC-8VRV-8Q6W Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends

Summary The built-in knowledge search tool returns knowledge bases the calling user has no access to. The tool works out which knowledge bases the caller may read and hands that set to the vector store as a search filter, and that filter is the only access control on the path. Most of the shipped...

GHSA-3PF7-Q2G3-WJ28 Open WebUI: Any authenticated user can inject chats into another user's folder via chat completions

Summary The chat-completions endpoint reads a folder id out of the request body and saves the newly created chat into that folder without checking that the caller is allowed to write there. Any authenticated user who knows a folder's id can put a chat of their own into another user's folder,...

Open WebUI: Any authenticated user can inject chats into another user's folder via chat completions

Summary The chat-completions endpoint reads a folder id out of the request body and saves the newly created chat into that folder without checking that the caller is allowed to write there. Any authenticated user who knows a folder's id can put a chat of their own into another user's folder,...

GHSA-4QG5-CXX4-G927 Open WebUI: Users denied by the OAuth domain allowlist or role policy can still sign in via token exchange

Summary Open WebUI's OAuth token exchange endpoint issues a session for a provider access token without applying the email domain allowlist that the normal OAuth login callback enforces. An account whose email domain the login callback would refuse could still obtain a working session through thi...

Open WebUI: Users denied by the OAuth domain allowlist or role policy can still sign in via token exchange

Summary Open WebUI's OAuth token exchange endpoint issues a session for a provider access token without applying the email domain allowlist that the normal OAuth login callback enforces. An account whose email domain the login callback would refuse could still obtain a working session through thi...

GHSA-Q5J5-6P94-4GWC Excelize: Streaming GetRows row-bound bypass causes attacker-controlled allocation

Streaming GetRows row-bound bypass causes attacker-controlled allocation Summary Excelize's prior row-bound fix for GHSA-h69g / CVE-2026-54063 protects the checked worksheet parser, but the streaming worksheet reader used by Rows and GetRows does not enforce the same TotalRows bound on the row r...

Excelize: Streaming GetRows row-bound bypass causes attacker-controlled allocation

Streaming GetRows row-bound bypass causes attacker-controlled allocation Summary Excelize's prior row-bound fix for GHSA-h69g / CVE-2026-54063 protects the checked worksheet parser, but the streaming worksheet reader used by Rows and GetRows does not enforce the same TotalRows bound on the row r...

Excelize: Negative shared-string index causes panic in GetCellValue and GetRows

Negative shared-string index causes panic in GetCellValue and GetRows Summary Excelize parses shared-string cell values with strconv.Atoi and checks only the upper bound before indexing the shared string slice. If an XLSX file contains a shared-string cell with -1, the parsed index is negative. T...

GHSA-FX5J-QCQG-GRPF Excelize: Negative shared-string index causes panic in GetCellValue and GetRows

Negative shared-string index causes panic in GetCellValue and GetRows Summary Excelize parses shared-string cell values with strconv.Atoi and checks only the upper bound before indexing the shared string slice. If an XLSX file contains a shared-string cell with -1, the parsed index is negative. T...

Security Bulletin: IBM i is Affected By Multiple Vulnerabilities in Navigator for i and Digital Certificate Manager for i.

Summary IBM Navigator for i and IBM Digital Certificate Manager DCM for i use Angular for frontend Graphical User Interfaces GUI. Angular is vulnerable to cross-site scripting XSS by permitting event-handler attributes in the i18n pipeline, allowing a lower-trust translation file to inject...

Security Bulletin: IBM i Is Affected By Multiple Vulnerabilities in IBM Java SDK and IBM Java Runtime

Summary IBM SDK Java Technology Edition and IBM Runtime Environment Java used by IBM i to support the building and running of Java applications are vulnerable to multiple vulnerabilities CVE-2026-16441, CVE-2026-46917, CVE-2026-47063, CVE-2026-60147, CVE-2026-41254, CVE-2026-47057, CVE-2026-47058...

Security Bulletin: IBM Db2 Mirror for i is vulnerable to Authentication Bypass by Spoofing [CVE-2026-18065]

Summary The IBM Db2 Mirror for i GUI is vulnerable to Authentication Bypass by Spoofing CVE-2026-18065 as described in the vulnerability details section. Vulnerability Details CVEID:CVE-2026-18065 DESCRIPTION: IBM i could allow a remote unauthenticated attacker to gain access to sensitive...

Security Bulletin: IBM Db2 Mirror for i is vulnerable to Cross-Site Request Forgery [CVE-2026-17047]

Summary The IBM Db2 Mirror for i GUI is vulnerable to Cross-Site Request Forgery CVE-2026-17047 as described in the vulnerability details section. Vulnerability Details CVEID:CVE-2026-17047 DESCRIPTION: IBM Db2 Mirror for i could allow a remote attacker to obtain sensitive information due to...

CVE-2026-88877

Traefik is a HTTP reverse proxy and load balancer. In versions = v3.7.0 and = v3.7.11, the Kubernetes ingress-nginx provider mishandles Ingresses that carry both an authentication annotation and the nginx.ingress.kubernetes.io/from-to-www-redirect annotation. For such Ingresses the provider creat...

Security Bulletin: IBM Cloud Pak for Data is vulnerable to denial of service due to cert-manager ( CVE-2026-25518 )

Summary Potential vulnerabilities in cert-manager package CVE-2026-25518 has been identified that may affect IBM Cloud Pak for Data. Vulnerability Details CVEID:CVE-2026-25518 DESCRIPTION: cert-manager adds certificates and certificate issuers as resource types in Kubernetes clusters, and...

Security Bulletin: IBM Cloud Pak for Data is vulnerable to denial of service, improper input validation, and race condition due to Kubernetes (CVE-2025-0426, CVE-2025-1767, CVE-2024-7598)

Summary Potential vulnerabilities in kubernetes package CVE-2025-0426, CVE-2025-1767, CVE-2024-7598 has been identified that may affect IBM Cloud Pak for Data. Vulnerability Details CVEID:CVE-2025-0426 DESCRIPTION: A security issue was discovered in Kubernetes where a large number of container...

Security Bulletin: IBM Cloud Pak for Data is vulnerable to weak randomness due to undici (CVE-2025-22150)

Summary Potential vulnerabilities in undici package CVE-2025-22150 has been identified that may affect IBM Cloud Pak for Data. Vulnerability Details CVEID:CVE-2025-22150 DESCRIPTION: Undici is an HTTP/1.1 client. Starting in version 4.5.0 and prior to versions 5.28.5, 6.21.1, and 7.2.3, undici us...

CVE-2026-88877

This CRITICAL (CVSS 3.1: 9.8) vulnerability affects Traefik v3.7.0 through v3.7.11, specifically its Kubernetes ingress-nginx provider . When an Ingress carries both an authentication annotation and the from-to-www-redirect annotation, the provider creates a "sibling" router that matches on host ...