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Researchers at Claroc disclosed GhostShares, a privacy flaw in Meta's Muse AI assistant that let outsiders discover shared conversations through passive DNS records. Muse built share URLs under cf.metaaiusercontent.com with the conversation title and a random identifier embedded in the hostname, so any hostname recorded by a passive DNS p…
Rust 1.100, scheduled for November 12, 2026, will stabilize Cargo dependency cooldowns. Developers can reject newly published crate versions until they reach a configurable minimum age. The aim is to give researchers, maintainers and registries time to detect malicious releases before automated updates spread them across development envir…
Researchers found that the private keys of eight eMudhra intermediate CA certificates could be recovered from public certificate data. Each P-384 key was an integer below 256, so near-instant recovery by simple enumeration or a discrete logarithm algorithm was possible. The incident was disclosed on October 20, 2026, and Mozilla, Google, …
OVHcloud disclosed a supply-chain attack on its command-line interface (CLI) repository on GitHub. An attacker used a compromised developer's GitHub account to insert a malicious binary designed to retrieve secrets from users' disks. CEO Octave Klaba confirmed the incident on 19 October 2026 after a customer report. The compromised releas…
GhostAction has returned with an expanded credential-theft operation. By October 9, 2026, attackers had injected malicious GitHub Actions workflows into 790 repositories, according to OpenSourceMalware's validated total. The campaign was first documented by GitGuardian in 2025 (817 repositories, 3,325 stolen secrets). It relies on comprom…
OpenCode disclosed on X on October 17 a security breach affecting 1.4% of its Console users, which it attributes to a "large-scale distillation attack". The affected accounts belong to users who had connected external providers. The company emailed affected users the following morning and says anyone who did not receive a notice was not i…
Attackers used compromised application credentials from ConnectWise Cloud Backup (formerly SkyKick) to access Microsoft 365 customer environments. Huntress researcher Jonathan Semon confirmed unauthorized sign-ins across 162 tenants as of 19:00 UTC on October 16. ConnectWise disabled application access, which interrupted backup services, …
Microsoft awarded researcher Sam Chen (Samchen) US$4,000 for reporting CVE-2026-81376, a critical (CVSS 3.1 score 9.6) Workspace Trust security feature bypass in Visual Studio Code versions before 1.136.2. A specially prepared workspace could connect to an attacker-controlled service and bypass Restricted Mode, potentially exposing local …
Varonis Threat Labs disclosed a privilege-escalation chain in Snowflake Postgres that turned a limited, non-superuser role (snowflakeadmin, holding CREATEROLE) into operating-system command execution as the postgres account. The chain abused built-in PostgreSQL behaviors, even though Snowflake had blocked the usual SQL-to-OS routes. Varon…
