CVE-2026-9678

A flaw was found in Undici. The cache interceptor in shared-cache mode incorrectly classifies certain responses as cacheable due to improper handling of whitespace-padded Cache-Control header field names. This vulnerability allows an unauthenticated attacker to access authenticated user data from...

Linux Distros Unpatched Vulnerability : CVE-2026-48096

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenFGA is an authorization/permission engine built for developers. Prior to version 1.16.0, when iterator caching is enabled, two distinct check requests can...

OpenFGA has cache-key delimiter injection in shared-iterator and v2 iterator that caches enables intra-store authorization-decision poisoning

Description In OpenFGA, when iterator caching is enabled, two distinct check requests can produce the same cache key, leading to OpenFGA reusing an earlier cached result for a subsequent request. Preconditions This applies if the following preconditions are present: - FGA runs with...

EUVD-2026-36061

OpenFGA has cache-key delimiter injection in shared-iterator and v2 iterator that caches enables intra-store authorization-decision poisoning...

CVE-2026-48096

OpenFGA is an authorization/permission engine built for developers. Prior to version 1.16.0, when iterator caching is enabled, two distinct check requests can produce the same cache key, leading to OpenFGA reusing an earlier cached result for a subsequent request. This issue has been patched in...

PT-2026-48462

Name of the Vulnerable Software and Affected Versions OpenFGA versions prior to 1.16.0 Description When iterator caching is enabled, specifically with SharedIteratorCache and ListObjectsIteratorCache, two distinct check requests can produce the same cache key. This causes the system to reuse a...

CVE-2026-39972

Mercure is a protocol for pushing data updates to web browsers and other HTTP clients in a battery-efficient way. Prior to 0.22.0, a cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to...

CVE-2026-30246

Fiber is a web framework for Go. In github.com/gofiber/fiber/v3 versions through 3.1.0, the default key generator in the cache middleware uses only the request path and does not include the query string. As a result, requests for the same path with different query parameters can share a cache key...

CVE-2026-41131

A flaw was found in OpenFGA, an authorization and permission engine. When certain authorization models use conditions with caching enabled, the system can incorrectly generate the same cache key for different requests. This error causes OpenFGA to reuse an outdated authorization decision,...

CVE-2026-39972

Mercure is a protocol for pushing data updates to web browsers and other HTTP clients in a battery-efficient way. Prior to 0.22.0, a cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to...

CVE-2026-39972

CVE-2026-39972 affects Mercure prior to 0.22.0. A cache key collision in TopicSelectorStore arises from concatenating topicSelector and topic with an underscore, which can produce identical keys for different pairs because both fields may contain underscores. An attacker who can subscribe or publ...

EUVD-2026-20967

Mercure is a protocol for pushing data updates to web browsers and other HTTP clients in a battery-efficient way. Prior to 0.22.0, a cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to...

CVE-2026-39972

Mercure is a protocol for pushing data updates to web browsers and other HTTP clients in a battery-efficient way. Prior to 0.22.0, a cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to...

CVE-2026-39972 Mercure has a Topic Selector Cache Key Collision

Mercure is a protocol for pushing data updates to web browsers and other HTTP clients in a battery-efficient way. Prior to 0.22.0, a cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to...

PT-2026-31661

Impact A cache key collision vulnerability in TopicSelectorStore allows an attacker to poison the match result cache, potentially causing private updates to be delivered to unauthorized subscribers or blocking delivery to authorized ones. The cache key was constructed by concatenating the topic...

OpenFGA's BatchCheck within-request deduplication produces incorrect authorization decisions via list-value cache-key collision

Description In OpenFGA, under specific conditions, BatchCheck calls with multiple checks sent for the same object, relation, and user combination can result in improper policy enforcement. Am I affected? You are affected if you meet the following preconditions: 1. You execute BatchCheck operation...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization when BatchCheck calls with multiple checks are sent for the same object, relation, and user combination. An attacker can cause incorrect authorization decisions by exploiting a cache-key collision involving list...

CVE-2026-34972 OpenFGA's BatchCheck within-request deduplication produces incorrect authorization decisions via list-value cache-key collision

OpenFGA is a high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar. From 1.8.0 to 1.13.1, under specific conditions, BatchCheck calls with multiple checks sent for the same object, relation, and user combination can result in improper...

CVE-2026-34972

OpenFGA vulnerability CVE-2026-34972 affects OpenFGA versions 1.8.0 through 1.13.1. The issue arises when BatchCheck is invoked with multiple checks for the same object, relation, and user, leading to improper policy enforcement. It is resolved in version 1.14.0. CVSS metrics indicate high impact...

CVE-2026-35039 fast-jwt Affected by Cache Confusion via cacheKeyBuilder Collisions Can Return Claims From a Different Token (Identity/Authorization Mixup)

fast-jwt provides fast JSON Web Token JWT implementation. From 0.0.1 to before 6.2.0, setting up a custom cacheKeyBuilder method which does not properly create unique keys for different tokens can lead to cache collisions. This could cause tokens to be mis-identified during the verification proce...