Jenkins CVE-2026-70426: Remoting Deserialization Filter Bypass Enables Controller RCE
CVE-2026-70426 (CVSS 9.0) lets an attacker with agent-level access bypass Jenkins' JEP-200 class filter via a fallback path in Remoting, achieving code execution on the controller. Patch to 2.576 / LTS 2.568.2 now.
Microsoft Patches Four CVSS 9.9 Flaws Spanning Azure Service Bus, Azure SRE Agent, Entra Provisioning, and Active Directory
Microsoft quietly shipped fixes for four unrelated CVSS 9.9 flaws — an unauthenticated-adjacent RCE in Azure Service Bus and privilege-escalation bugs in Azure SRE Agent, Entra Provisioning Service, and on-prem Active Directory — all remotely exploitable and disclosed August 6.
SCTPhantom (CVE-2026-64564): An 18-Year-Old Linux Kernel SCTP Bug Gives Local Root and Escapes Containers
A use-after-free in the Linux kernel's SCTP ASCONF transport handling, present since 2008, lets a local attacker with SCTP reachability escalate to root and, on affected configurations, escape containers.
Metabase Zero-Day: Unauthenticated SQL Injection (CVSS 10.0) Exploited to Breach Framework and Tally
A pre-auth SQL injection in Metabase's password-reset endpoint let attackers hijack admin access on customer instances, hitting Metabase Cloud tenants Framework and Tally before a patch shipped.
CVE-2026-34486: Apache Tomcat's EncryptInterceptor Fix Was Incomplete — Now Under Active Exploitation
A second, incomplete patch for a Tomcat clustering flaw lets attackers bypass pre-shared-key encryption and reach Java deserialization on the cluster port — CISA gave federal agencies until today to fix it.
OVSwrap (CVE-2026-64531): 13-Year-Old Linux Kernel Bug in Open vSwitch Gives Any Local User Root
A 16-bit integer wraparound in the Linux kernel's Open vSwitch action parser (CVE-2026-64531, 'OVSwrap') lets any unprivileged local user become root — no OVS configuration, no CAP_NET_ADMIN, no container privileges required. A public PoC ships precomputed offsets for ~800 kernel builds.
15 TP-Link Omada Flaws Turn Zero-Touch Provisioning Into a Network Takeover Path
Forescout's Vedere Labs found 15 flaws in TP-Link's Omada zero-touch provisioning ecosystem — hardcoded crypto keys, a predictable RC4 cipher, and weak cert validation that chain into full controller and fleet compromise.
Cisco Ships Two CVSS 9.8+ 'Hardening Releases' for IOS XE and Catalyst SD-WAN in One Day
Cisco's August 5 disclosure batch bundles seven CWE-grouped IOS XE flaws (CVSS 9.8) and five Catalyst SD-WAN flaws (CVSS 9.9) into umbrella CVEs — the first big test of its new AI-driven, twice-monthly hardening-release disclosure model.
QuickFox VPN Installer Trojanized for a Year to Deliver Mustang Panda's FDMTP Backdoor
A trojanized QuickFox VPN Windows installer quietly delivered the FDMTP backdoor for roughly a year, with Fortinet linking the campaign to Chinese state-sponsored actor Mustang Panda.
Keyv npm Worm Hits 800+ Packages, Pulls C2 From an Ethereum Smart Contract
A compromised [email protected] release triggered a self-propagating npm worm that poisoned 800+ packages in hours, planting Claude Code and VS Code persistence hooks and fetching C2 addresses via live Ethereum smart-contract calls.
ExfilSquad's Power Pages Rampage Hits UK Police Legal Database, 14 Other Victims
A new extortion group, ExfilSquad, is scraping data straight out of misconfigured Microsoft Power Pages portals with no exploit required — its highest-profile victim so far is the UK's Police National Legal Database, exposing contact data for 135,000 officers and justice staff.
N-able's First Patch Didn't Hold: CVE-2026-18577 Bypasses the CVE-2026-18556 Fix for Full N-central Takeover
N-able's emergency fix for an N-central authentication bypass proved incomplete — a new CVE, CVE-2026-18577, lets attackers bypass the patch entirely for unauthenticated 'god-mode' access, and it's being actively exploited against MSPs.
Broadcom Patches Two CVSS 9.8 vCenter Auth Bypass/RCE Flaws and an ESXi VM Escape (VMSA-2026-0006)
Broadcom's VMSA-2026-0006 patches two unauthenticated, CVSS 9.8 vCenter Server flaws (auth bypass and directory-traversal RCE) plus a VMXNET3 VM escape in ESXi — no workarounds exist for either critical vCenter bug.
N-able N-central Authentication Bypass (CVE-2026-18556) Exploited to Hijack Managed Endpoints via Take Control and Cloudflare Tunnels
An authentication bypass in N-able's N-central RMM platform, tracked as CVE-2026-18556, was exploited in the wild to gain admin access and pivot into managed customer environments using Take Control and rogue Cloudflare tunnels.
The Tenant Boundary Is a Fiction: Inside 2026's Cloud Cross-Tenant Bug Class
Five major cross-tenant breaks in twelve months — Cosmos DB, Vertex AI, Entra ID, AKS Backup — share one root cause: a privileged control-plane identity that trusts a customer-supplied name, key, or token it should never have accepted. Here's the pattern, and what to actually do about it.
CosmosEscape: Gremlin Sandbox Escape Exposed a Master Key to Every Azure Cosmos DB Database
Wiz Research chained a .NET reflection bypass in Cosmos DB's Gremlin API into code execution on Microsoft's multi-tenant gateway, recovering a platform-wide signing key that could pull the primary key for any customer's database.
Adform Ad-Tech Script Hijacked to Swap Crypto Wallet Addresses, Linked to a Midnight Blizzard Sub-Cluster
Attackers compromised an Adform JavaScript library served across thousands of customer sites, silently swapping copied crypto wallet addresses in an operation researchers track as CaptiveCrunch and attribute to a Midnight Blizzard (APT29) sub-cluster.
OctLurk and SilkLurk: New Backdoors Hit Central Asian Government Networks
Kaspersky attributes a year-plus cyberespionage campaign against Central Asian and Syrian government networks to a suspected Chinese-speaking actor wielding two new memory-resident backdoors, OctLurk and SilkLurk, plus a custom proxy tool called LurkProxy.
Rails CVE-2026-66066: Unauthenticated File Read via Active Storage Image Uploads
A critical 9.5 CVSS flaw in Rails Active Storage lets unauthenticated attackers read arbitrary files — secrets, credentials, master keys — from any app that processes untrusted image uploads with libvips. Patch to 7.2.3.2, 8.0.5.1, or 8.1.3.1.
Copilot for Word Can Be Turned Into a Self-Propagating AI Worm — No Comprehensive Fix After 144 Days
Researcher Håkon Måløy's 'Context Collapse, Part 3' shows hidden document instructions can make Copilot for Word rewrite content and copy the payload into every new file it touches — and Microsoft's fixes, including a model upgrade to GPT-5.5, haven't closed the underlying attack class.