News
Every CyberSIXT summary, newest first, with a link to its story and to the original report.
Most articles on Wed 21 Oct (96); 9–13 on weekend days.
Show as table
| Day | Articles published |
|---|---|
| Sun 11 Oct | 9 |
| Mon 12 Oct | 56 |
| Tue 13 Oct | 85 |
| Wed 14 Oct | 86 |
| Thu 15 Oct | 78 |
| Fri 16 Oct | 61 |
| Sat 17 Oct | 10 |
| Sun 18 Oct | 10 |
| Mon 19 Oct | 60 |
| Tue 20 Oct | 86 |
| Wed 21 Oct | 96 |
| Thu 22 Oct | 84 |
| Fri 23 Oct | 68 |
| Sat 24 Oct | 13 |
| Today, Sun 25 Oct | 9 so far |
Thu 22 Oct· 3 articles
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Cisco Patches 13 Snort 3 Flaws, Including Critical Code Execution Risk
Cisco has issued a coordinated set of advisories fixing 13 Snort 3 vulnerabilities across its security products, including firewalls, Meraki MX, Cyber Vision and UTD on IOS XE. The most severe flaw, CVE-2026-20043, carries a CVSSv3 score of 9.0 for an…
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Cisco Patches Root Access Flaw in Expressway Gateways
Cisco has issued three security advisories on 21 October 2026 addressing ten vulnerabilities across Cisco Expressway Core (Expressway-C) and Expressway Edge (Expressway-E) gateways, with the most severe being a root remote code execution flaw. The standout…
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Cisco fixes critical Unified CM flaws that could expose networks
Cisco has released a security hardening update for Unified CM and related voice products, after internal testing uncovered a set of bugs that were grouped into nine CVEs. The advisories issued on 21 October 2026 flag three critical vulnerabilities (all CVSS…
Mon 19 Oct· 1 article
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Actively Exploited Flaws Hit Cisco, BeyondTrust and WordPress Plugin
Between 12 and 18 October 2026, CVE Watchtower logged 5,499 new vulnerabilities, with this weekly review tracking 12 exploited flaws. Six of those were flagged by Daily Cybersecurity’s intelligence sources, and three of the exploited flaws are not yet…
Fri 16 Oct· 1 article
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China-linked hackers exploited BeyondTrust zero-day to steal credentials
Ivanti, Cisco, and Palo Alto Networks all had vulnerabilities in edge devices come under fire this week. Now BeyondTrust joins the group.
Thu 15 Oct· 4 articles
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CISA Flags Exploited Firewall, Email Gateway and Backup Software Flaws
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added four newly observed vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog. The list comprises CVE-2026-0322 (Palo Alto Networks PAN-OS code injection), CVE-2026-76519…
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Cisco Secure Email3 articles this day · SecurityWeek first
Cisco and Palo Alto Patch Exploited Flaws Enabling Root Access · Cisco Fixes Actively Exploited Secure Email Gateway Flaw Allowing Root Access
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Cisco and Palo Alto Patch Exploited Flaws Enabling Root Access
Cisco and Palo Alto Networks have issued patches for two actively exploited zero-day vulnerabilities that can enable root-level code execution on security appliances. The flaws, CVE-2026-76519 and CVE-2026-0322, have been added to the US CISA Known Exploited…
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Cisco Fixes Actively Exploited Secure Email Gateway Flaw Allowing Root Access
Cisco has disclosed a critical flaw in its Secure Email Gateway that threat actors have been actively exploiting, tracked as CVE-2026-76519 with a CVSS of 9.8. The vulnerability resides in the Advanced Malware Protection (AMP) feature and stems from improper…
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Attackers Exploit Critical Cisco Email Gateway Flaw to Gain Root Access
Cisco has disclosed that attackers are actively exploiting a critical vulnerability in its Secure Email Gateway (SEG), tracked as CVE-2026-76519 with a CVSS of 9.8/10. The flaw affects the AMP (Advanced Malware Protection) component and arises when…
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Wed 14 Oct· 3 articles
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Cisco Secure Email3 articles this day · The Hacker News first
Cisco Email Gateways Face Active Attacks That Could Expose Cluster SSH Keys · CISA Flags Exploited Cisco Email Gateway Flaw With Critical Score
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Cisco Email Gateways Face Active Attacks That Could Expose Cluster SSH Keys
Cisco’s Secure Email Gateway is being exploited in the wild for CVE-2026-76519, a critical arbitrary file write vulnerability rated CVSS 3.1 v3.1 9.8. The flaw lies in the AMP File Reputation feature, specifically in how the file reputation service handles…
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CISA Flags Exploited Cisco Email Gateway Flaw With Critical Score
CISA added CVE-2026-76519 to its Known Exploited Vulnerabilities (KEV) catalogue on 14 October 2026. The Cisco Secure Email Gateway Relative Path Traversal Vulnerability affects Cisco Secure Email Gateway and could let an unauthenticated remote attacker…
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Cisco Email Gateway Flaw Exploited to Run Commands as Root
Cisco has warned that active attacks are exploiting a critical vulnerability in its Secure Email Gateway. The flaw, tracked as CVE-2026-76519 (CVSS 9.8), can allow a sender with no login to write files to the appliance’s operating system and, if successful,…
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Thu 8 Oct· 2 articles
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Cisco Patches 35 Flaws, Including Critical NX-OS Bugs Enabling Root Access
Cisco has released patches for 35 vulnerabilities across its product lines, with more than a dozen rated critical. The update covers Meraki, License On-Prem, NX-OS, Application Policy Infrastructure Controller (APIC) and Finesse, among others. The most…
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Cisco Finesse SSRF Flaw Could Expose Data, With Patches Due in 2027
Cisco has publicly disclosed an unauthenticated server‑side request forgery (SSRF) flaw in the Finesse web interface, tracked as CVE-2026-20362. The vulnerability is rated 7.2 on CVSSv3 and is said to affect Finesse deployments regardless of device…
Wed 7 Oct· 3 articles
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Cisco Patches Critical Flaw That Could Break License On-Prem Security
Cisco has issued four advisories covering 18 CVEs across its License On-Prem, APIC and Meraki portfolios, with the most severe hitting License On-Prem itself. The updates include a CVSS 10 vulnerability tied to cryptographic signature verification…
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Cisco fixes critical Nexus flaw that could let attackers run code as root
Cisco has fixed a critical NX-API flaw, CVE-2026-76471, that could let an unauthenticated attacker run code as root on Cisco Nexus switches. Cisco also released an NX-OS hardening release that groups six additional vulnerabilities into separate CVEs,…
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Cisco Patches Critical NX-OS Flaws That Could Crash Nexus Switches
Cisco has issued patches for four critical vulnerabilities within the OAM features of NX-OS on Nexus 3000 and 9000 series switches, each rated 9.8 on CVSSv3. The flaws could allow an unauthenticated remote attacker to run arbitrary code with root privileges…
