The PHP security team released emergency fixes on October 21, 2026 for two critical core flaws, CVE-2026-109618 and CVE-2026-109619, nicknamed PHP2Shell. Both are rated CVSS v4.0 9.2 and allow unauthenticated remote code execution (RCE) as the web worker account. They can also expose process memory that may hold credentials and API keys (…
Arista Networks released security updates for CVE-2026-114625, a critical (CVSS 9.9) zero-day SQL injection in VeloCloud Orchestrator (VCO) that is being actively exploited. Any authenticated user, even with the lowest built-in Enterprise Read Only role, who can reach the VCO web interface can escalate to operator privileges and masquerad…
Two critical vulnerabilities in the PHP engine, collectively referred to as PHP2Shell, prompted emergency security releases on 21 October 2026 after details leaked on 20 October ahead of the planned disclosure. The UK NCSC urged organisations to identify affected systems and update immediately, and Amazon threat intelligence reported expl…
On October 21, 2026, attackers compromised the LiteLLM release pipeline and published malicious version 1.107.0 to PyPI, Docker Hub and GHCR. The package carried a credential stealer ("privcollect") and a backdoor that runs remote code every hour, effectively a RAT. LiteLLM suspects the attacker obtained developer GitHub CLI OAuth tokens …
Eight intermediate CA certificates of the Indian certificate authority eMudhra (emSign brand), generated on 30 April 2025, were found to have P-384 private keys so weak (integers below 256) that anyone can recover them from the public certificates and forge browser-trusted certificates for any domain. A researcher credited as Wayne report…
Amazon Web Services (AWS) research indicates that at least one actor began attempting to exploit two critical PHP vulnerabilities, collectively called PHP2Shell, on October 17. That was four days before the fixes and public disclosure on Wednesday, October 21, at 10 am ET. AWS found the activity by reviewing honeypot logs. The attempt cam…
Two critical vulnerabilities affect PHP, in all versions since PHP 5 (2004). The NSA warned about them on Wednesday 21 October 2026, saying they let attackers reach the server file system or the database used by the web application (techcrunch.com). The PHP Foundation released four updates on 21 October 2026, including PHP 8.5.12. Each fl…
The LiteLLM release 1.107.0 (a widely used open source LLM proxy and AI gateway developed by BerriAI, about 23 million weekly downloads per theregister.com) was trojanized on PyPI on 21 October 2026 and carries a credential stealer (privcollect) plus a remote code execution backdoor. All wheels (Linux, macOS, Windows) drop three extra fil…
A joint StopRansomware advisory (AA26-293A) from CISA, the FBI, the USSS, Germany's Landeskriminalamt Rheinland-Pfalz, the UK's National Crime Agency and the North West Regional Organised Crime Unit details SafePay ransomware activity observed through August 2026 (cisa.gov). The group has been active since August 2024 and has compromised …
Wiz Research disclosed multiple memory-safety vulnerabilities in the core PHP engine, grouped under two CVEs with severity up to CVSS 9.2, and patched by the PHP team on October 21, 2026. The flaws allow unauthenticated remote code execution or disclosure of process memory (passwords, tokens, API keys, certificates) on any site running an…
SOCRadar's Threat Research Unit (STRU) found open directories on 45.227.254.43 in late September 2026. They led to six more adversary servers tied to INC Ransom and The Gentlemen affiliates. The servers held 8,257 AI messages across 133 sessions, source code, stolen credentials, victim workspaces and 46 victim-specific INC encryptor build…
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…
ConnectWise suspended Cloud Backup (formerly SkyKick), SaaS Security and Cloud Management after unknown actors gained unauthorized access to its application identities and used them to sign in to customers' Microsoft 365 tenants. ConnectWise says it identified the incident on October 14, 2026 (thehackernews.com) and began mitigations on O…
Microsoft's October 2026 Patch Tuesday is a record release of roughly 1,415 new CVEs, the first four-digit volume ever, larger than any previous full year of Microsoft patches. Only one flaw is under active attack: CVE-2026-96951, a Windows Shell security feature bypass that evades Mark of the Web (MotW) protections. Two others are public…
Multiple ransomware groups, including Qilin and INC, are exploiting CVE-2026-0257, an authentication bypass in Palo Alto Networks PAN-OS GlobalProtect portals and gateways. Unit 42 has been investigating intrusions since early June across many sectors, including finance, healthcare and manufacturing. The flaw was patched on May 13 and ini…
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…
Palo Alto Networks Unit 42 reports active exploitation of CVE-2026-0257, an authentication bypass in the portal and gateway components of PAN-OS GlobalProtect. The flaw lets unauthorized attackers circumvent security controls and open VPN connections. The October 19 update says Unit 42 continues to see exploitation attempts by ransomware …
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…
The FBI, CISA, NSA, EPA, DOE, CNMF and Treasury warn of ongoing exploitation of internet-exposed PLCs by an Iranian-affiliated APT group, with activity observed since at least March 2026. Targets are Rockwell Automation/Allen-Bradley, Schneider Electric and Siemens PLCs in the Government Services and Facilities, Water and Wastewater Syste…
CISA added two vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog based on evidence of active exploitation: CVE-2026-76460, an incorrect use of privileged APIs flaw in Cisco Identity Services Engine, and CVE-2026-87886, an incorrect default permissions flaw in Acronis Backup. CISA describes these vulnerability types as a…
