Security Bulletin: Insecure Deserialization in Redis Cache Backend

Summary A deserialization vulnerability was identified in the Redis cache service that could allow attackers with network access to the Redis instance to execute arbitrary code. The cache service used dill.loads to deserialize cached values without integrity verification, enabling attackers to...

Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication via the privatekeyjwt authentication process. An attacker can generate access tokens as another client by exploiting the JWKS resolver cache, without possessing the victim's signing key, if the target client has...

Exploit for CVE-2026-43503

CVE-2026-43503 DirtyClone - PoC - SecurewithUmer POC of Dir...

CVE-2026-53265

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: check allocation under invalidate lock commit 2d1f7b65f5de "dm cache policy smq: fix missing locks in invalidating cache blocks" added mq-lock around the destructive part of smqinvalidatemapping, but left the...

CVE-2026-53250

In the Linux kernel, the following vulnerability has been resolved: xsk: cache csumstart/csumoffset to fix TOCTOU in xskskbmetadata The TX metadata area resides in the UMEM buffer which is memory-mapped and concurrently writable by userspace. In xskskbmetadata, csumstart and csumoffset are read...

WordPress W3 Total Cache plugin <= 2.9.4 - Arbitrary Code Execution vulnerability

Arbitrary Code Execution vulnerability discovered by Ananda Dhakal Patchstack in WordPress Plugin W3 Total Cache versions = 2.9.4...

PYSEC-2026-390 LiteLLM: Authentication bypass via OIDC userinfo cache key collision

Impact When JWT authentication is enabled enablejwtauth: true, the OIDC userinfo cache uses token:20 as the cache key. JWT headers produced by the same signing algorithm generate identical first 20 characters. This configuration option is not enabled by default. Most instances are not affected. A...

PYSEC-2026-425 MLFlow path traversal vulnerability

A path traversal vulnerability exists in the extractarchivetodir function within the mlflow/pyfunc/dbconnectartifactcache.py file of the mlflow/mlflow repository. This vulnerability, present in versions before v3.7.0, arises due to the lack of validation of tar member paths during extraction. An...

PYSEC-2026-555 toui allows user-specific variables to be shared between users

Impact Websites that use Website.uservars property in versions. Patches It affects versions v2.0.1 to v2.4.0. Please upgrade to v2.4.1 Workarounds Do not use Website.uservars in websites when using versions v2.0.1 to v2.4.0. Also, do not use Website.signinuser in version v2.4.0 only. Explanation...

PYSEC-2026-529 Salt vulnerable to directory traversal attack in file receiving method

Directory traversal vulnerability in recvfile method allows arbitrary files to be written to the master cache directory...

vLLM Allows Remote Code Execution via PyNcclPipe Communication Service

Impacted EnvironmentsThis issue ONLY impacts environments using the PyNcclPipe KV cache transfer integration with the V0 engine. No other configurations are affected. SummaryvLLM supports the use of thePyNcclPipeclass to establish a peer-to-peer communication domain for data transmission between...

ImageMagick: ImageMagick: Heap buffer over-write via `magick -distribute-cache` service connection

A flaw was found in ImageMagick, a free and open-source software used for editing and manipulating digital images. A remote attacker, by connecting to a magick -distribute-cache service, can trigger a heap buffer over-write in the server process. This vulnerability can lead to a denial of service...

flatpak: Flatpak: Arbitrary file deletion on host via improper cache file path validation

A flaw was found in Flatpak, a Linux application sandboxing and distribution framework. The caching mechanism for ld.so dynamic linker/loader improperly removes outdated cache files without adequately verifying that the application-controlled path to the outdated cache is within the designated...

SUSE-SU-2026:22507-1 Security update for the Linux Kernel (Live Patch 5 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.26.1 fixes various security issues The following security issues were fixed: - CVE-2026-23278: netfilter: nftables: always walk all pending catchall elements bsc1260907. - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay...

CVE-2026-10083

The APCu Manager WordPress plugin before 4.5.0 does not escape APCu object-cache keys before rendering them in an admin-area page, leading to a Stored Cross-Site Scripting vulnerability. When a persistent object cache is enabled, cache keys derived from unsanitised user input e.g. a transient nam...

CVE-2026-53325

In the Linux kernel, the following vulnerability has been resolved: agp/amd64: Fix broken error propagation in agpamd64probe A NULL pointer dereference was observed in the AMD64 AGP driver when running in a virtualized environment e.g. qemu/kvm without a physical AMD northbridge. The crash occurs...

UBUNTU-CVE-2026-53325

In the Linux kernel, the following vulnerability has been resolved: agp/amd64: Fix broken error propagation in agpamd64probe A NULL pointer dereference was observed in the AMD64 AGP driver when running in a virtualized environment e.g. qemu/kvm without a physical AMD northbridge. The crash occurs...

CVE-2026-10083 APCu Manager < 4.5.0 - Unauthenticated Stored XSS via Cache Key Pollution

The APCu Manager WordPress plugin before 4.5.0 does not escape APCu object-cache keys before rendering them in an admin-area page, leading to a Stored Cross-Site Scripting vulnerability. When a persistent object cache is enabled, cache keys derived from unsanitised user input e.g. a transient nam...

EUVD-2026-40039

The APCu Manager WordPress plugin before 4.5.0 does not escape APCu object-cache keys before rendering them in an admin-area page, leading to a Stored Cross-Site Scripting vulnerability. When a persistent object cache is enabled, cache keys derived from unsanitised user input e.g. a transient nam...

CVE-2026-10083

The APCu Manager WordPress plugin before 4.5.0 does not escape APCu object-cache keys before rendering them in an admin-area page, leading to a Stored Cross-Site Scripting vulnerability. When a persistent object cache is enabled, cache keys derived from unsanitised user input e.g. a transient nam...