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Security News — 4 November 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 4 November 2026 · 27 items.

Top 5 to watch today

  1. Zyxel fixes zero-day exploited to hack nearly 1,000 network switches exploited BleepingComputer
  2. CVE-2026-54384 — CRITICAL (CVSS 9.3) Critical CVEDatabase - Critical CVEs
  3. CVE-2026-82418 — CRITICAL (CVSS 9.8) Critical CVEDatabase - Critical CVEs
  4. APT29-Linked Hackers Hijack Web Analytics Script to Deliver iOS and Android Exploits The Hacker News
  5. CVE-2026-54378 — CRITICAL (CVSS 9.3) Critical CVEDatabase - Critical CVEs

Urgent Vulnerabilities 6

Actively exploited, critical, or high-severity flaws — patch or mitigate first.

CVEDatabase - Critical CVEs04 Nov

CVE-2026-54384 — CRITICAL (CVSS 9.3)

CriticalCVSS 9.3
Impact
Authentication bypass
Action
Patch when a fix is available; monitor exposure

CVSS 9.3 CRITICAL · Vendor: Google VitaFit cloud API before 2026-10-30 contained an authentication bypass vulnerability that allows remote attackers to obtain a full session for a victim's account by submitting a linked Google or Facebook…

Read at source →
CVEDatabase - Critical CVEs04 Nov

CVE-2026-82418 — CRITICAL (CVSS 9.8)

CriticalCVSS 9.8

CVSS 9.8 CRITICAL · Vendor: IBM IBM Watson Speech Services Cartridge 4.0.0 through 5.4.0 could allow a remote attacker to execute arbitrary code due to a use-after-free vulnerability.

Read at source →
CVEDatabase - Critical CVEs04 Nov

CVE-2026-54378 — CRITICAL (CVSS 9.3)

CriticalCVSS 9.3

CVSS 9.3 CRITICAL VitaFit cloud API before 2026-10-30 contained a broken access control vulnerability that allows any authenticated user to obtain temporary AWS credentials by calling the POST /front/user/s3/token/ endpoint. Attackers can…

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CVEDatabase - Critical CVEs04 Nov

CVE-2026-122013 — CRITICAL (CVSS 9.3)

CriticalCVSS 9.3
Product
Comfast CF-WR632AX
Action
Patch when a fix is available; monitor exposure

CVSS 9.3 CRITICAL A vulnerability was detected in Comfast CF-WR632AX 2.6.0.1. Affected by this vulnerability is an unknown functionality of the file /usr/bin/webmgnt of the component Multipart Parser. Performing a manipulation of the argum…

Read at source →
CVEDatabase - Recent CVEs04 Nov

CVE-2026-77372 — HIGH (CVSS 8.8)

HighCVSS 8.8
Audience
Endpoint/mobile users
Action
Patch when a fix is available; monitor exposure

CVSS 8.8 HIGH VeraCrypt provides disk encryption with strong security based on TrueCrypt. Prior to 1.26.30, the Unix, macOS, and FreeBSD serialization paths in src/Platform/Serializer.cpp and src/Volume/VolumePassword.cpp accept untrusted…

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CVEDatabase - Recent CVEs04 Nov

CVE-2026-76892 — HIGH (CVSS 8.7)

HighCVSS 8.7

CVSS 8.7 HIGH tsParticles is a TypeScript library for creating highly customizable particle animations. Prior to 4.3.1, the HTTP mode of @tsparticles/mcp-server calls JSON.parse outside a request-local error boundary in the POST /mcp handl…

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Other CVEs 3

Lower-severity or unconfirmed-exploitation vulnerabilities.

CVEDatabase - Recent CVEs04 Nov

CVE-2026-97702 — MEDIUM (CVSS 5.3)

MediumCVSS 5.3

CVSS 5.3 MEDIUM Open edX Platform enables the authoring and delivery of online learning at any scale. From the Ulmo release until release/ulmo.4 and release/verawood.1, the GET /api/support/v1/manage_course_team/ endpoint in CourseTeamMana…

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CVEDatabase - Recent CVEs04 Nov

CVE-2026-86041 — MEDIUM (CVSS 5.3)

MediumCVSS 5.3

CVSS 5.3 MEDIUM ezBookkeeping is an open source, self-hosted personal finance application. From 0.10.0 until 1.6.0, ezBookkeeping constructs its Gin router with gin.New() without configuring SetTrustedProxies, causing c.ClientIP() to trust…

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Threat Activity 9

Malware, campaigns and adversary tradecraft.

Breaches & Incidents 5

Ransomware, data breaches and supply-chain events.

Research & Detection 2

Detection engineering, tooling and defensive analysis.

Policy & Commentary 2

Industry, executive and AI-security perspective.

Daniel Miessler04 Nov

Focus on Problems Instead of Companies

Charcoal sketch of a person kneeling to repair a neighbour's hand water pump with a softly glowing tool while the neighbour fills a bucket, a quiet purple office tower standing in the background/images/focus-on-problems-not-companies-v2.we…

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