CoreWCF: Kafka consume pump halts permanently on a Kafka tombstone (null-value record), causing persistent endpoint denial of service.

Impact A CoreWCF service is running and listening on a Kafka topic receiving a null-value record will stop processing new records from that topic. Preconditions The attacker has produce/write permission on a topic that CoreWCF is consuming from. If the broker permits anonymous publishes, no...

GHSA-M744-JHQ9-PPW6 CoreWCF: Kafka consume pump halts permanently on a Kafka tombstone (null-value record), causing persistent endpoint denial of service.

Impact A CoreWCF service is running and listening on a Kafka topic receiving a null-value record will stop processing new records from that topic. Preconditions The attacker has produce/write permission on a topic that CoreWCF is consuming from. If the broker permits anonymous publishes, no...

CVE-2026-35443 NamelessMC: Forum reactions bypass the "view own topics only" restriction

NamelessMC is website software for Minecraft servers. In version 2.2.4, modules/Forum/classes/ForumPostReactionContext.php only verifies that the caller can view the forum, but it does not re-enforce topic-level viewothertopics authorization. As a result, in forums where users may enter the forum...

CVE-2026-27162 DIscourse doesn't prevent whispers to leak in excerpts

Discourse is an open source discussion platform. Prior to versions 2025.12.2, 2026.1.1, and 2026.2.0, postsnearby was checking topic access but then returning all posts regardless of type, including whispers that should only be visible to whisperers. Use Post.securedguardian to properly filter po...