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Security News
Security News — 25 October 2026
A daily, automatically-compiled digest of the cyber security stories that broke in the last 24 hours, drawn from 5 trusted feeds. Each entry is a short excerpt — follow the link to read the full article at its original publisher. Compiled 25 October 2026 · 8 items.
Urgent Vulnerabilities 1
Actively exploited, critical, or high-severity flaws — patch or mitigate first.
CVEDatabase - Critical CVEs25 Oct
HighCVSS 8.8
- Impact
- SQL injection
- Action
- Patch when a fix is available; monitor exposure
CVSS 8.8 HIGH YesWiki 4.6.0 before 4.7.0 and 5.0.0-alpha1 before 5.0.0-alpha4 contains an unauthenticated SQL injection vulnerability in SearchManager::prepareSearchRequest(). Field names from the query and searchfields parameters of the p…
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Other CVEs 1
Lower-severity or unconfirmed-exploitation vulnerabilities.
The Hacker News25 Oct
- Audience
- Linux/server admins
- Action
- Patch when a fix is available; monitor exposure
Threat actors have been observed using agentic artificial intelligence (AI) platforms for post-exploitation activity following the abuse of the PHP2Shell vulnerabilities tracked as CVE-2026-109618 and CVE-2026-109619. "In one case, the att…
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Threat Activity 2
Malware, campaigns and adversary tradecraft.
BleepingComputer25 Oct
Researchers found a malicious AGENTS markdown instruction file in a customer's Downloads folder that tricked an AI coding agent into installing a rogue npm package. [...]
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The Hacker News25 Oct
OpenAI has announced plans to conduct frontier model training with no live internet access, as it resumes reinforcement learning (RL) training and internal inference of its most advanced AI models. "Based on the current state of alignment…
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Breaches & Incidents 1
Ransomware, data breaches and supply-chain events.
The Hacker News25 Oct
A single hacked device on a Tailscale network can be used to gain root access to other servers it can reach, according to a security researcher who published the findings this week. The attack requires two things: Tailscale SSH set up to a…
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Research & Detection 1
Detection engineering, tooling and defensive analysis.
SANS Internet Storm Center (Handler Diary)25 Oct
YARA-X&#;x26;#;39;s 1.22.0 release brings 11 improvements and 9 bugfixes.
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Policy & Commentary 2
Industry, executive and AI-security perspective.
Daniel Miessler25 Oct
A charcoal cutaway barn: a turkey professor points at a chart of sunrise feeding times while, inside, a farmer sharpens an axe beside roasting pans./images/team-explanation.webp/images/team-explanation.webp There are two major ways of asse…
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Daniel Miessler25 Oct
A person hands their preferences, context, goals and how they like things done to a harness labeled the what, which feeds a model labeled the how, which produces a result that returns to the person; both harness and model point up at a hil…
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