CurveBall-CVE-2020-0601-PoC

CurveBall CVE-2020-0601 - PoC CurveBallとして知られるこの脆弱性は、ECCアルゴリズムを使用する証明書の検証が無効であることに起因します。Windowsは、証明書キャッシュから以前に検証済みの証明書を検証しようとし、その際に証明書の公開鍵が同一かどうかのみをチェックし、他のパラメータをチェックしません。 数学的詳細 証明書を偽装するために、以下のようにパラメータを明示的に設定します： root@kitploit: d' = 1 G' = Q 詳細については、finalreportmilestoneIV.pdf...

CVE-2026-58218

CVE-2026-58218 affects Samba’s internal DNS server. Unauthenticated TKEY registration requests are added to the TKEY name cache before rejection, allowing a remote attacker to cause cache exhaustion and evict legitimate TKEY entries, blocking TSIG-authenticated DNS queries and causing denial-of-s...

CVE-2026-58218

A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests with arbitrary names, exhausting the...

CVE-2026-8616

The Fense Proxy & VPN Blocker plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check and missing nonce validation on the fensebpvtsavesettings function in versions up to, and including, 3.0.1. The callback is registered to both wpajax and...

CVE-2026-8616

The Fense Proxy & VPN Blocker plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check and missing nonce validation on the fensebpvtsavesettings function in versions up to, and including, 3.0.1. The callback is registered to both wpajax and...

PT-2026-60705

The Fense Proxy & VPN Blocker plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check and missing nonce validation on the fense bpvt save settings function in versions up to, and including, 3.0.1. The callback is registered to both wp ajax and wp...

CVE-2026-49998 Centrifugo: Dynamic JWKS key cache keyed only by `kid` allows cross-issuer JWT authentication bypass

Centrifugo is an open-source scalable real-time messaging server. Prior to 6.8.1, Centrifugo dynamic JWKS endpoint verification could reuse a key for one allowed issuer to verify a JWT for another allowed issuer because the JWKS cache and singleflight lookup were keyed only by JWT header kid, not...

AWS Encryption SDK for Python: Key commitment policy bypass via shared key cache

SummaryAWS Encryption SDK ESDK for Python is a client-side encryption library. An issue exists where, under certain circumstances, a specific cryptographic algorithm downgrade in the caching layer might allow an authenticated local threat actor to bypass key commitment policy enforcement via a...

PYSEC-2026-2387 AWS Encryption SDK for Python: Key commitment policy bypass via shared key cache

Summary AWS Encryption SDK ESDK for Python is a client-side encryption library. An issue exists where, under certain circumstances, a specific cryptographic algorithm downgrade in the caching layer might allow an authenticated local threat actor to bypass key commitment policy enforcement via a...

GO-2026-5872 Centrifugo's dynamic JWKS key cache keyed only by `kid` allows cross-issuer JWT authentication bypass in github.com/centrifugal/centrifugo

Centrifugo's dynamic JWKS key cache keyed only by kid allows cross-issuer JWT authentication bypass in github.com/centrifugal/centrifugo...

Steeltoe's static JWKS cache shared across schemes and never invalidated

Summary The JWT signing key cache in TokenKeyResolver uses kid as the sole cache key without namespacing by authority. In applications with multiple JwtBearer schemes pointing to different identity providers, a key fetched for one scheme can satisfy token validation for another. Additionally,...

GHSA-7FQC-P256-7PWJ Steeltoe's static JWKS cache shared across schemes and never invalidated

Summary The JWT signing key cache in TokenKeyResolver uses kid as the sole cache key without namespacing by authority. In applications with multiple JwtBearer schemes pointing to different identity providers, a key fetched for one scheme can satisfy token validation for another. Additionally,...

PT-2026-55373

Summary The JWT signing key cache in TokenKeyResolver uses kid as the sole cache key without namespacing by authority. In applications with multiple JwtBearer schemes pointing to different identity providers, a key fetched for one scheme can satisfy token validation for another. Additionally,...

CVE-2026-54899

Oj (Optimized JSON) is a Ruby gem for JSON parsing/marshalling. Prior to 3.17.2, disabling symbol_keys on a reused Oj::Parser can cause a heap use-after-free when toggling symbol_keys from true to false: opt_symbol_keys_set frees the internal key cache but does not clear the pointer, so the next ...

GHSA-2CW7-V8FF-P88R Oj: Use-After-Free in Oj::Parser Symbol Key Cache Toggle

Summary Disabling symbolkeys on a reused Oj::Parser instance triggers a heap use-after-free. When symbolkeys is toggled from true to false, optsymbolkeysset frees the internal key cache cachefree but does not clear the pointer. The next parse call reads from the freed cache via cacheintern,...

Oj: Use-After-Free in Oj::Parser Symbol Key Cache Toggle

Summary Disabling symbolkeys on a reused Oj::Parser instance triggers a heap use-after-free. When symbolkeys is toggled from true to false, optsymbolkeysset frees the internal key cache cachefree but does not clear the pointer. The next parse call reads from the freed cache via cacheintern,...

Oj - Use-After-Free in Oj::Parser Symbol Key Cache Toggle

Summary Disabling symbolkeys on a reused Oj::Parser instance triggers a heap use-after-free. When symbolkeys is toggled from true to false, optsymbolkeysset frees the internal key cache cachefree but does not clear the pointer. The next parse call reads from the freed cache via cacheintern,...

CVE-2026-50202

Steeltoe is an open source project that provides a collection of libraries that helps users build cloud-native applications. In Steeltoe.Security.Authentication.CloudFoundryBase prior to version 3.4.0, Steeltoe.Security.Authentication.JwtBearer prior to version 4.2.0, and...

CVE-2026-50202

Summary: CVE-2026-50202 affects Steeltoe libraries: Steeltoe.Security.Authentication.CloudFoundryBase < 3.4.0, Steeltoe.Security.Authentication.JwtBearer < 4.2.0, and Steeltoe.Security.Authentication.OpenIdConnect

CVE-2026-50202 Steeltoe's static JWKS cache shared across schemes and never invalidated

Steeltoe is an open source project that provides a collection of libraries that helps users build cloud-native applications. In Steeltoe.Security.Authentication.CloudFoundryBase prior to version 3.4.0, Steeltoe.Security.Authentication.JwtBearer prior to version 4.2.0, and...