Zero-day attacks
Vulnerabilities CISA's KEV catalog confirms are being exploited in the wild right now. Sourced from CISA, cross-referenced with ATT&CK threat actors, abuse.ch IOCs, and security-research mentions.
Collabora Online Built-in CODE Server before 26.4.303 (richdocumentscode), a Nextcloud app, allows remote code execution, as exploited in the wild in September and October 2026, a different vulnerability than CVE-2025-66208. This is an OS c
Arista VeloCloud Orchestrator SQL Injection Vulnerability
Plex Media Server before 1.43.3.10861 does not correctly neutralize URL values included in 'searchOne,' allowing an attacker to call other plugins' functions and supply their own parameters.
A vulnerability has been identified in Siemens Software Center (All versions < V4.0.9.8). The affected application loads dynamic-link libraries (DLLs) from an uncontrolled search path. This could allow an authenticated local attacker to pla
Plex Media Server before 1.43.3.10861 allows SSRF via '/player/timeline'. An attacker using any X-Plex-Token value can include a full URL in the 'protocol' parameter and force the Plex server to POST to the attacker's chosen destination.
Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on every transcode. At startup, all .so file
SiteGuard Server Edition contains an OS command injection vulnerability, which may allow an attacker to execute arbitrary OS commands with root or SYSTEM privileges on the system running the affected product.
Plex Media Server before 1.43.3.10861 allows an authenticated user to request arbitrary internal or external addresses via the '/video/:/transcode/universal' path parameter.
Fortinet Multiple Products Path Traversal Vulnerability
BeyondTrust Remote Support Authentication Bypass by Spoofing Vulnerability
This is a vulnerability in Bitbucket Data Center, Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center. Crowd Data Center, Crucible and Fisheye. This Arbitrary File Access vulnerability
Ahsay AhsayCBS Command Injection Vulnerability
Cisco Secure Email Gateway Relative Path Traversal Vulnerability
Palo Alto Networks PAN-OS Code Injection Vulnerability
Ahsay AhsayCBS Improper Authentication Vulnerability
Ivanti Connect Secure Authentication Bypass by Spoofing Vulnerability
Microsoft Windows Command Injection Vulnerability
Apache Struts 2.3.19 to 2.3.20.2, 2.3.21 to 2.3.24.1, and 2.3.25 to 2.3.28, when Dynamic Method Invocation is enabled, allow remote attackers to execute arbitrary code via method: prefix, related to chained expressions.
named in ISC BIND 9.x before 9.9.7-P2 and 9.10.x before 9.10.2-P3 allows remote attackers to cause a denial of service (REQUIRE assertion failure and daemon exit) via TKEY queries.
Directory traversal with remote code execution can occur in /upload in ONLYOFFICE Document Server before 5.6.3, when JWT is used, via a /.. sequence in an image upload parameter.
Strapi through 4.5.5 allows attackers (with access to the admin panel) to discover sensitive user details by exploiting the query filter. The attacker can filter users by columns that contain sensitive information and infer a value from API
The mod_copy module in ProFTPD 1.3.5 allows remote attackers to read and write to arbitrary files via the site cpfr and site cpto commands.
Citrix NetScaler Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability
Zammad GmbH Zammad Improper Privilege Management Vulnerability
Zammad GmbH Zammad Session Fixation Vulnerability
Fortinet FortiMail Path Traversal Vulnerability
Cisco Catalyst SD-WAN Manager Hex Encoding Vulnerability
Apple Multiple Products Out-of-Bounds Write Vulnerability
Citrix NetScaler Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability
Citrix NetScaler Improper Input Validation Vulnerability
Mikrotik RouterOS Improper Enforcement of Behavioral Workflow Vulnerability
WordPress Core Remote File Inclusion Vulnerability
Microsoft SharePoint Code Injection Vulnerability
WSO2 Multiple Products Path Traversal Vulnerability
Adobe Commerce and Magento Incorrect Authorization Vulnerability
CISA Flags Two Actively Exploited Critical Flaws in Collabora Online and Arista VeloCloud
CVE-2026-110447
Arista Warns of Critical VeloCloud SQL Injection Zero-Day Exploited in Attacks
Arista patches new VeloCloud Orchestrator zero-day exploited in attacks
⚡ Weekly Recap: 98 Zero-Days, Rogue AI Agents, $100M Crypto Theft, 700 Supermarkets Hit and More
China-Linked Hackers Exploited BeyondTrust Zero-Day to Take Over Remote Support Servers
CVE-2026-102764
BeyondTrust patches zero-day exploited in attacks since August
Cisco patches new Secure Email Gateway zero-day exploited in attacks
CISA warns admins to immediately fix Ivanti flaw exploited as zero-day
Microsoft October 2026 Patch Tuesday fixes 1,411 flaws, 3 zero-days
Attacker Chains Three Ivanti Connect Secure Zero-Days for Root Access, Only Two Patched So Far
Ivanti warns of Connect Secure zero-day exploited in attacks
⚡ Weekly Recap: Helpdesk 0-Days, Rogue Certs, ShinyHunters Arrest, AI-Fooling Malware and More
Two critical RCEs in PHP core
CVE-2026-109618 · CVE-2026-109619 · CVE-2026-1096
php2shell (CVE-2026-109618, CVE-2026-109619): Frequently asked questions about critical PHP remote code execution vulnerabilities
CVE-2026-109618 · CVE-2026-109619
Microsoft's October 2026 Patch Tuesday addresses 1407 CVEs (CVE-2026-96951)
CVE-2026-96951 · CVE-2026-21510
Microsoft Patch Tuesday for October 2026 - Snort rules and prominent vulnerabilities
CVE-2026-96951 · CVE-2026-70229 · CVE-2026-70571 · CVE-2026-105733
Ivanti Connect Secure zero-day exploited in the wild (CVE-2026-104935)
CVE-2026-104935
A Series of Unauthenticated Events: Chained Exploitation of Ivanti Connect Secure Zero-Days
CVE-2026-104935
We Let AI Fuzz Adobe Reader for a Week. It Found a Critical Zero-Day CVE-2026-81983
CVE-2026-81983
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities
AI agent exploits Zammad zero-days in DIVD breach: What we know and how to detect it
Threat Brief: NetScaler Zero Days CVE-2026-88771 and CVE-2026-88772 Exploited in the Wild (Updated September 30)
CVE-2026-88771 · CVE-2026-88772