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Critical FortiSIEM Flaw Gets Public Exploit PoC for Unauthenticated Remote Code

BACKGROUND
1 SIGNALFIRST DETECTED 20 October 2026
Narrative synthesis pending — 1 signal collected.
How the story developed
Other feeds and industry voices
2 Oct
Critical FortiMail Zero-Day Flaw Exploited in Attacks Allows Unauthenticated Arbitrary File Writes

The U.S. Cybersecurity and Infrastructure Security Agency (CISA), on Thursday, added a critical security flaw impacting Fortinet FortiMail to its Known Exploited Vulnerabilities

REPORT · WHAT · The Hacker NewsOPEN STORY
12 May
Fortinet warns of critical RCE flaws in FortiSandbox and FortiAuthenticator

Fortinet has released security patches for two critical vulnerabilities in FortiSandbox and FortiAuthenticator that could enable attackers to run commands or arbitrary code. [...]

REPORT · WHAT · BleepingComputerOPEN STORY
24 Jun
Mandiant reveals how Cisco SD-WAN zero-day attacks gained root access

New details have been revealed on how hackers exploited a Cisco Catalyst SD-WAN vulnerability tracked as CVE-2026-20245 in zero-day attacks to create rogue root accounts on

REPORT · HOW · BleepingComputerOPEN STORY
29 Jul
Public PoC Released for Exploited Check Point SmartConsole Authentication Bypass

Cybersecurity researchers have shared additional technical details about a recently patched critical security flaw impacting Check Point Security Management Server and

REPORT · WHAT · The Hacker NewsOPEN STORY
11 Aug
Cisco warns of ASA and FTD VPN flaw exploited to crash devices

Cisco is warning that a high-severity denial-of-service vulnerability in Secure Firewall ASA and Threat Defense (FTD) software is being actively exploited in attacks to remotely

REPORT · WHAT · BleepingComputerOPEN STORY
13 Jun
Critical Splunk Enterprise Flaw Lets Attackers Run Code Without Authentication

Splunk has released security updates to address a critical security flaw in Splunk Enterprise that could be exploited to conduct unauthenticated file operations and even remote

REPORT · WHAT · The Hacker NewsOPEN STORY
14 May
Cisco warns of new critical SD-WAN flaw exploited in zero-day attacks

Cisco is warning that a critical Catalyst SD-WAN Controller authentication bypass flaw, tracked as CVE-2026-20182, was actively exploited in zero-day attacks that allowed

REPORT · WHAT · BleepingComputerOPEN STORY
6 Jul
Threat Actors Probe Gitea Docker Flaw CVE-2026-20896 13 Days After Disclosure

Threat actors have been observed attempting to exploit a recently patched critical security flaw in Gitea Docker images, according to Sysdig. The vulnerability in question is

REPORT · HOW · The Hacker NewsOPEN STORY
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