🛡️ Kasspar Cyber Daily

Saturday, 03 October 2026 — review, tweak if you like, then post.

TODAY'S TOP STORY
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Fortinet warns of critical FortiMail flaw exploited in zero-day attacks

BleepingComputer

X / Twitter 177/280
🚨 Actively exploited: Fortinet warns of critical FortiMail flaw exploited in zero-day attacks
Patch fast — attackers already are.
#CyberSecurity #InfoSec
https://www.bleepingcomputer.com/news/security/fortinet-warns-of-critical-fortimail-flaw-exploited-in-zero-day-attacks/
LinkedIn
🔐 Fortinet warns of critical FortiMail flaw exploited in zero-day attacks

A vulnerability worth acting on today 👇

Fortinet is warning customers of a critical FortiMail vulnerability, tracked as CVE-2026-104286, that is being actively exploited in zero-day attacks to execute unauthorized code or commands on vulnerable devices. [...]

⚡ Why it matters: Patch affected systems promptly and confirm the fix actually applied.

Are your systems covered? What's your team doing about this? 💬

#CyberSecurity #InfoSec #VulnManagement #PatchNow

✅ Tip: post the text above, then add the link below as the first comment (keeps reach up & avoids spam flags).

🔗 Source (BleepingComputer): https://www.bleepingcomputer.com/news/security/fortinet-warns-of-critical-fortimail-flaw-exploited-in-zero-day-attacks/
ALSO WORTH SHARING #1
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Critical FortiMail Zero-Day Flaw Exploited in Attacks Allows Unauthenticated Arbitrary File Writes

The Hacker News

X / Twitter 196/280
⚠️ Patch now: Critical FortiMail Zero-Day Flaw Exploited in Attacks Allows Unauthenticated Arbitrary File Writes
Patch fast — attackers already are.
#CyberSecurity #InfoSec
https://thehackernews.com/2026/10/critical-fortimail-zero-day-flaw.html
LinkedIn
🔐 Critical FortiMail Zero-Day Flaw Exploited in Attacks Allows Unauthenticated Arbitrary File Writes

A vulnerability worth acting on today 👇

The U.S. Cybersecurity and Infrastructure Security Agency (CISA), on Thursday, added a critical security flaw impacting Fortinet FortiMail to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation. The vulnerability, tracked as CVE-2026-104286 (CVSS score: 9.8), allows unauthenticated attackers to write arbitrary files on the underlying system. "An improper

⚡ Why it matters: Patch affected systems promptly and confirm the fix actually applied.

Are your systems covered? What's your team doing about this? 💬

#CyberSecurity #InfoSec #VulnManagement #PatchNow

✅ Tip: post the text above, then add the link below as the first comment (keeps reach up & avoids spam flags).

🔗 Source (The Hacker News): https://thehackernews.com/2026/10/critical-fortimail-zero-day-flaw.html
ALSO WORTH SHARING #2
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Frontline Education breach exposes school district employee data

BleepingComputer

X / Twitter 166/280
🚨 Zero-day alert: Frontline Education breach exposes school district employee data
Patch fast — attackers already are.
#CyberSecurity #InfoSec
https://www.bleepingcomputer.com/news/security/frontline-education-data-breach-impacts-school-district-employees/
LinkedIn
🔐 Frontline Education breach exposes school district employee data

A vulnerability worth acting on today 👇

Frontline Education is notifying school districts of a data breach after attackers exploited a vulnerability in third-party software to gain unauthorized access to its systems and steal employee information, including Social Security numbers. [...]

⚡ Why it matters: Patch affected systems promptly and confirm the fix actually applied.

Are your systems covered? What's your team doing about this? 💬

#CyberSecurity #InfoSec #VulnManagement #PatchNow #DataBreach

✅ Tip: post the text above, then add the link below as the first comment (keeps reach up & avoids spam flags).

🔗 Source (BleepingComputer): https://www.bleepingcomputer.com/news/security/frontline-education-data-breach-impacts-school-district-employees/