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Security News
Security News — 22 October 2026
A daily, automatically-compiled digest of the cyber security stories that broke in the last 24 hours, drawn from 9 trusted feeds. Each entry is a short excerpt — follow the link to read the full article at its original publisher. Compiled 22 October 2026 · 21 items.
Urgent Vulnerabilities 4
Actively exploited, critical, or high-severity flaws — patch or mitigate first.
CVEDatabase - Critical CVEs22 Oct
CriticalCVSS 9.3
- Audience
- Linux/server admins
- Action
- Patch when a fix is available; monitor exposure
CVSS 9.3 CRITICAL DedeCMS through 5.8.1-beta contains a PHP code injection vulnerability in ShowMsg() where the HTTP Referer header is written into a DedeTemplate string and included. Unauthenticated attackers can send a crafted Referer to…
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CVEDatabase - Critical CVEs22 Oct
HighCVSS 8.8
- Impact
- Path traversal
- Action
- Patch when a fix is available; monitor exposure
CVSS 8.8 HIGH YiShaAdmin 2.2 through 3.1, fixed in commit 025b062, contains an unauthenticated path traversal vulnerability in the /admin/File/DownloadFile endpoint that allows attackers to read and delete arbitrary files via the filePath…
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CVEDatabase - Critical CVEs22 Oct
CriticalCVSS 9.4
- Impact
- Buffer overflow
- Action
- Patch when a fix is available; monitor exposure
CVSS 9.4 CRITICAL Wasmtime 39.0.0 before 48.0.4 and 49.0.0 before 49.0.2 contains a stack buffer overflow vulnerability that allows malicious guests to write ~16KB to the native stack via unvalidated async callback result types. Attackers…
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CVEDatabase - Critical CVEs22 Oct
CriticalCVSS 9.3
- Product
- TOTOLINK A950RG
- Action
- Patch when a fix is available; monitor exposure
CVSS 9.3 CRITICAL A flaw has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this issue is the function UploadCustomModule of the file lib/cste_modules/product.so. Executing a manipulation of the argument FileMd5 can lead…
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Threat Activity 11
Malware, campaigns and adversary tradecraft.
BleepingComputer22 Oct
Cloud platform Railway published an urgent warning to users after detecting suspicious activity on its systems that store customer environment variables earlier this week. [...]
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Dark Reading22 Oct
In this video, Dark Reading editors discuss some of the news they didn't get a chance to cover, from busting up North Korea's stateside infrastructure in "Operation Lonestar Justice" to Staples' gift card bonanza.
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Dark Reading22 Oct
Des centaines de magasins ont subi des pertes se chiffrant en millions d'euros parce qu'ils avaient fait appel à des tiers pour gérer le micrologiciel OT obsolète qui pilotait leurs systèmes de climatisation.
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Cisco Talos22 Oct
The Earth is speeding up, the leap second is being abolished, oh, and there's critical vulnerabilities in PHP.
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Palo Alto Unit 4222 Oct
Unit 42 explores modern OAuth threats and actionable steps organizations can take to protect their environments. The post The Current Landscape of OAuth Attacks appeared first on Unit 42 .
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Dark Reading22 Oct
Some build specialized agentic AI coverage, while major carriers quietly exclude it — leaving enterprises exposed without their knowledge.
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CISA Cybersecurity Advisories22 Oct
View CSAF Summary .NET Client Library for SIMATIC S7 Webserver API contains multiple vulnerabilities that could allow an attacker to obtain sensitive information or write arbitrary files outside the intended download directory. Siemens has…
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CISA Cybersecurity Advisories22 Oct
View CSAF Summary The products listed below contain multiple vulnerabilities that could allow an attacker to cause a denial of service and potentially impact the availability of the affected device. Siemens has released new versions for se…
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CISA Cybersecurity Advisories22 Oct
View CSAF Summary RUGGEDCOM CROSSBOW contains multiple vulnerabilities that could allow an attacker to execute arbitrary SQL commands on the underlying database, retrieve sensitive administrative credentials, escalate privileges, and perfo…
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CISA Cybersecurity Advisories22 Oct
View CSAF Summary Nozomi Networks has published information on vulnerabilities in Nozomi Guardian/CMC. This advisory lists the related Siemens Industrial products affected by these vulnerabilities. Siemens recommends to contact customer su…
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TrustedSec Blog22 Oct
<p>Eighteen months after Trimarc joined TrustedSec, the work speaks for itself. In this blog, we reflect on Trimarc’s integration into TrustedSec and what it means for customers, services, and ongoing research.</p>
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Breaches & Incidents 4
Ransomware, data breaches and supply-chain events.
Dark Reading22 Oct
The China-linked actor used an AI-enabled penetration-testing tool to automate and accelerate its attack on more than 2,200 tenants.
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BleepingComputer22 Oct
Japanese gaming giant Capcom has confirmed that hackers breached its membership service, CAPCOM ID, exposing more than 11.7 million customer email addresses and associated information. [...]
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BleepingComputer22 Oct
Hackers compromised the LiteLLM project's PyPI package and published malicious Docker images with a payload that steals credentials, secrets, and environment variables. [...]
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Palo Alto Unit 4222 Oct
Eight compromised eMudhra intermediate CA private keys risk unauthorized TLS signing and MitM interception. Read our analysis and containment guide. The post EMudhra Intermediate CA Certificates Compromised appeared first on Unit 42 .
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Research & Detection 1
Detection engineering, tooling and defensive analysis.
SANS Internet Storm Center (Handler Diary)22 Oct
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Policy & Commentary 1
Industry, executive and AI-security perspective.
Schneier on Security22 Oct
PHP maintainers have released fixes for two critical vulnerabilities: PHP 8.5.12, 8.4.27, 8.3.36 and 8.2.35 fix two critical vulnerabilities that can allow unauthenticated remote code execution. All PHP users are strongly encouraged to upd…
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