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Security News
Security News — 1 October 2026
A daily, automatically-compiled digest of the cyber security stories that broke in the last 24 hours, drawn from 12 trusted feeds. Each entry is a short excerpt — follow the link to read the full article at its original publisher. Compiled 1 October 2026 · 21 items.
Urgent Vulnerabilities 3
Actively exploited, critical, or high-severity flaws — patch or mitigate first.
BleepingComputer01 Oct
KEV · exploited
- Exploited
- Yes — CISA KEV
- Product
- Fortinet FortiMail
- Impact
- Path traversal
- Audience
- Network/firewall admins
- Action
- Patch per vendor / CISA KEV
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. [...]
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CISA Current Activity01 Oct
KEV · exploited
- Exploited
- Yes — CISA KEV
- Product
- Fortinet FortiMail
- Impact
- Path traversal
- Audience
- Network/firewall admins
- Action
- Patch per vendor / CISA KEV
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog , based on evidence of active exploitation. CVE-2026-104286 Fortinet FortiMail Path Traversal Vulnerability This type of vulnerability is a frequent…
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CVEDatabase - Critical CVEs01 Oct
CriticalCVSS 10
- Impact
- Remote code execution
- Audience
- Linux/server admins
- Action
- Patch when a fix is available; monitor exposure
CVSS 10.0 CRITICAL · Vendor: ordasoft Joomla Extension - ordasoft.com - Unauthenticated Remote Code Execution in OrdaSoft Joomla CCK < 8.3.16 - site/uploader.php is reached through the component’s normal frontend routing (task=getContent),…
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Threat Activity 10
Malware, campaigns and adversary tradecraft.
The Hacker News01 Oct
Exploited
This week, the useful words are boring ones: inspect, cache, compile, store, trust. Each sounds harmless. Each can become an attack path when a system does a little more than people expect. A model check can run code. A cache can mix up re…
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CISA Cybersecurity Advisories01 Oct
KEV · exploited
View CSAF Summary Successful exploitation of these vulnerabilities could allow an attacker to gain unauthorized access to the database, execute arbitrary code on the host with the highest level of privilege, or gain control of the physical…
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CISA Cybersecurity Advisories01 Oct
KEV · exploited
View CSAF Summary Successful exploitation of this vulnerability could allow an attacker tointercept and read sensitive information, including credentials andsession data. The following versions of Johnson Controls EasyIO Neo Series EC and…
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CISA Cybersecurity Advisories01 Oct
KEV · exploited
View CSAF Summary Successful exploitation of these vulnerabilities could allow attackers to manipulate device configurations, trigger unauthorized behaviors, and access sensitive information such as device credentials, owner details, and n…
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CISA Cybersecurity Advisories01 Oct
KEV · exploited
View CSAF Summary Successful exploitation of these vulnerabilities could enable attackers to gain unauthorized administrative control over vulnerable charging stations or disrupt charging services through denial-of-service attacks. The fol…
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Microsoft Security Blog01 Oct
According to this year’s Microsoft Digital Defense Report, government agencies and services were the sector most impacted by cyber threats in 2026, accounting for 27% of observed activity, up from 17% in 2025. The post Preparing government…
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Microsoft Security Blog01 Oct
Read highlights from the 2026 Microsoft Digital Defense Report, which reflects a security environment that continues to grow more interconnected. The post Insights from the 2026 Microsoft Digital Defense Report appeared first on Microsoft…
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BleepingComputer01 Oct
Autonomous AI agents using aggressive strategies attempted to hack U.S. and Canadian government websites to find school and divorce statistics. [...]
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Cisco Talos01 Oct
In this week’s edition, Amy reflects on the importance of prioritizing family and personal well-being over the pressure to remain constantly productive.
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TrustedSec Blog01 Oct
<p>Meet HashcatRosetta—the Hashcat rule decoder you didn't know you needed. In Part 2 of this blog series, we go through how it translates, analyzes, and optimizes rule files to maximize cracking efficiency.</p>
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Breaches & Incidents 3
Ransomware, data breaches and supply-chain events.
Dark Reading01 Oct
Law enforcement from multiple countries collaborated to disrupt a cybercrime operation that has claimed some 500 victims worldwide in the past two years.
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The Hacker News01 Oct
Police in Spain have arrested a 16-year-old whom investigators suspect of running the KillSec ransomware group. KillSec is accused of stealing data from organizations and threatening to publish it on its leak site unless they paid. The 16-…
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Dark Reading01 Oct
A year-old Chinese threat actor looks like a cybercrime gang, acts like a state-associated APT, and attacks organizations in unexpected places.
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Research & Detection 3
Detection engineering, tooling and defensive analysis.
Cisco Talos01 Oct
What really frustrates an adversary? Eight Cisco Talos researchers share practical ways to make their next move slower and riskier. From deception and behavioral detection to breaking attack dependencies and resisting manufactured urgency.
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SANS Internet Storm Center (Handler Diary)01 Oct
Threat Actors do not always use top-notch techniques or very complex malware to perform their attacks. Sometimes, they just abuse of existing applications...
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SANS Internet Storm Center (Handler Diary)01 Oct
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Policy & Commentary 2
Industry, executive and AI-security perspective.
Daniel Miessler01 Oct
A charcoal sketch of a giant purple robotic hand pouring streams of small sienna coins down to four human creators standing on a rock ledge beside the things they made: a sketch on an easel, a stack of handwritten pages, an open book, and…
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Schneier on Security01 Oct
Researchers at Northeastern University, in collaboration with Consumer Reports , evaluated how much modern cars spy in their drivers: The new Northeastern study shows, for the first time, data flowing among the vehicles, the vehicle apps y…
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