CERT-FR advisory CERTFR-2026-AVI-1312 covers a large set of vulnerabilities in Microsoft Office, fixed in Microsoft's 13 October 2026 security updates. Exploitation can lead to remote arbitrary code execution, privilege escalation, security policy bypass and loss of data confidentiality. Microsoft states that CVE-2026-96951 is being activ…
Google warns that Armory Castle, a suspected PRC state-sponsored espionage actor, exploited the critical BeyondTrust Remote Support vulnerability CVE-2026-102764 (CVSS 9.3) in August 2026, well before BeyondTrust disclosed it on October 15. The actor escalated privileges to root and established persistent access on compromised appliances.…
A Chinese-speaking attacker has reportedly compromised hundreds of websites worldwide by abusing Cairn, an AI-driven penetration-testing tool, to automate the attacks. Reported victims include large industrial and consumer brands such as John Deere, SharkNinja and engine manufacturer Cummins, from which the attacker is said to have looted…
GreyNoise reports that a single malicious cyber actor, tracked since 7 May 2026, is a suspected Chinese speaker working in UTC+8 and is the same as or related to Red Heron (reported by Acronis), based on the shared C2 domain, malware family, Gitea exploitation and other TTPs. The actor exploited the wp2shell WordPress chain (CVE-2026-6303…
On September 23, 2026, an attacker published malicious versions of @memtensor/memos-cloud-openclaw-plugin (npm, versions 0.1.21, 0.1.23 and 0.1.25 per the article) and the MemoryOS Python library (PyPI, 2.0.34). Both carry the same Go implant, sckit, which harvests credentials from the home directory, exfiltrates them to servers under sky…
CVE-2026-9082 is a critical (CVSS 9.8) pre-authentication SQL injection in the JSON:API module of Drupal Core. It was published on May 20, 2026 and added to the CISA KEV catalog the same month, with a remediation deadline of May 27. F5 sensors recorded 576 exploitation attempts from 9 source IPs between May 20 and May 31, 2026. The earlie…
The US Department of Defense has confirmed a breach of the Defense Manpower Data Center (DMDC), one of its main personnel data repositories. The breach exposed sensitive data on roughly 2.76 million people plus about 294,000 deceased individuals. Unauthorised users reportedly accessed files between October 2025 and 16 July 2026, and the i…
In August 2026, Manchester Airports Group (MAG) disclosed a data breach affecting its services. The FulcrumSec hacking group later claimed the incident and published data relating to 8.8M customers of Manchester, Stansted and East Midlands airports. The leaked data includes email addresses and phone numbers, along with airport service rec…
A new dark web identity theft service called Nexus, advertised on the Russian cybercrime forum Exploit on Aug. 31, 2026, is selling scans of more than 153 million driver's licenses from the US and Canada. It also lists over 10 million ID cards, 3 million travel documents and 579,000 medical cards. KrebsOnSecurity's analysis points to the …
Ivanti released security updates for an actively exploited Connect Secure zero-day, CVE-2026-104935, and six other vulnerabilities in Neurons Patch for Intune and Xtraction. CVE-2026-104935 is a spoofing-based authentication bypass that lets remote, unauthenticated attackers execute arbitrary commands, and Ivanti confirmed limited exploit…
Mandiant and GTIG attribute exploitation of the critical BeyondTrust Remote Support zero-day CVE-2026-102764 to Armory Castle (formerly tracked as UNC5221), a likely Chinese government-backed espionage group. BeyondTrust dates the first known exploitation to Aug. 29 and says it detected and contained the activity Sept. 28. Only a small nu…
An active supply chain attack is abusing a compromised credential for the ConnectWise Cloud Backup (formerly SkyKick) Microsoft 365 OAuth application, giving unknown actors access to customer tenants. Huntress confirmed unauthorized sign-ins in 173 partner/customer tenants, and Microsoft reports broad successful service principal authenti…
TeamUpdraft, developer of UpdraftPlus, detected unauthorized access to teamupdraft.com over the weekend of 17-18 October 2026 and believes the attacker accessed its customer database. The database held customer and billing details, order history, two-factor authentication settings, and connection keys for UpdraftCentral, UpdraftVault and …
Zeabur, a developer hosting and deployment platform, disclosed that on October 14-15, 2026 an attacker used leaked internal credentials stored in plaintext to compromise its shared clusters, some Dedicated Servers and internal systems, and ultimately read the production database. The breach affected shared clusters in nine regions, 321,81…
CERT-FR advisory CERTFR-2026-AVI-1314 reports multiple vulnerabilities in Microsoft Windows and related components, covered by Microsoft's October 13, 2026 security bulletins (ADV260001 and dozens of CVEs). Some of them allow remote arbitrary code execution, privilege escalation, remote denial of service, security policy bypass and compro…
iRhythm Technologies, maker of the Zio wearable ECG monitor, has had a June 2026 data breach confirmed at roughly 8.18 million individuals, according to the Oregon Attorney General breach list. This is close to its entire customer base of about 8 million patients in the US and Europe. The company first identified unauthorized access on Ju…
Huntress reports that a stolen vendor credential for ConnectWise Cloud Backup (formerly SkyKick) was used on October 15, 2026 to obtain Microsoft Graph tokens in customer Microsoft 365 tenants from the hosting IP 144.172.64.128. As of 19:00 UTC on October 16, Huntress had confirmed unauthorized sign-ins in 162 tenants. Later updates found…
A threat actor obtained a highly sensitive API secret for ConnectWise Cloud Backup (formerly SkyKick) and used it to sign in to customers' Microsoft 365 tenants, forcing ConnectWise to suspend its Cloud Backup, SaaS Security and Cloud Management services. Huntress saw sign-in activity from the malicious infrastructure across almost 1,000 …
Researchers describe WP2Shell, a chain of two WordPress core flaws, CVE-2026-63030 and CVE-2026-60137, that lets unauthenticated attackers progress from public REST API endpoints to remote code execution. It affects default installations with no third-party plugin required. Public exploit code exists and exploitation attempts have been ob…
Microsoft Threat Intelligence reports active exploitation of CVE-2026-73570, a command injection flaw in Zimbra Collaboration Suite that allows unauthenticated, zero-click compromise of internet-facing email servers. Attackers deployed webshells, escalated privileges, harvested authentication secrets and staged mailbox data across organiz…