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Security News
Security News — 31 October 2026
A daily, automatically-compiled digest of the cyber security stories that broke in the last 24 hours, drawn from 6 trusted feeds. Each entry is a short excerpt — follow the link to read the full article at its original publisher. Compiled 31 October 2026 · 17 items.
Urgent Vulnerabilities 5
Actively exploited, critical, or high-severity flaws — patch or mitigate first.
CVEDatabase - Critical CVEs31 Oct
CriticalCVSS 9.3
- Impact
- Authentication bypass
- Action
- Patch when a fix is available; monitor exposure
CVSS 9.3 CRITICAL Jpom 2.10.0 through 2.11.12 contains an authentication bypass vulnerability that allows unauthenticated attackers to gain super-administrator access by injecting query conditions into the JPOM-USER-TOKEN header. Attackers…
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BleepingComputer31 Oct
PoC
- Exploited
- PoC
- Audience
- Endpoint/mobile users
- Action
- Patch when a fix is available; monitor exposure
A security researcher has released a proof-of-concept exploit for a recently patched Android vulnerability, dubbed "SMS of Death" and tracked as CVE-2026-58882, that lets attackers remotely disrupt cellular service or crash phones by sendi…
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CVEDatabase - Critical CVEs31 Oct
CriticalCVSS 9.8
- Impact
- Unrestricted file upload
- Audience
- WordPress admins
- Action
- Patch when a fix is available; monitor exposure
CVSS 9.8 CRITICAL The SimpleForm – Form Maker to Chat Apps with Quiz, Poll and Multi Lead Notifications plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.10.2 via the handle_upload function…
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CVEDatabase - Critical CVEs31 Oct
CriticalCVSS 9.1
- Audience
- WordPress admins
- Action
- Patch when a fix is available; monitor exposure
CVSS 9.1 CRITICAL The Acadlix LMS – AI Quiz Maker, Online Exam & Course Plugin for WordPress plugin for WordPress is vulnerable to arbitrary file deletion due to insufficient file path validation in the post_delete_assessment_file_by_id fu…
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CVEDatabase - Critical CVEs31 Oct
CriticalCVSS 9.3
- Impact
- Hard-coded credentials
- Action
- Patch when a fix is available; monitor exposure
CVSS 9.3 CRITICAL AJ-Report through 1.7.1 signs share tokens with a hard-coded JWT secret, allowing attackers to forge valid Share-Tokens offline. Attackers can mint a token with reportCode 'dataSet' to access the testTransform endpoint, w…
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Threat Activity 9
Malware, campaigns and adversary tradecraft.
The Hacker News31 Oct
KEV · exploited
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added two security flaws impacting Ivanti Connect Secure (ICS) to its Known Exploited Vulnerabilities (KEV) catalog, following active exploitation in the wild. The…
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Microsoft Security Blog31 Oct
Microsoft analyzes a malicious Claude Code–branded extension, its persistent SSH backdoor, and guidance to detect and remediate it. The post Inside a malicious Claude Code-branded extension and its persistent SSH backdoor appeared first on…
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BleepingComputer31 Oct
Cloud application hosting platform Northflank is warning customers to rotate all credentials and secrets stored on its platform after a security breach led to unauthorized use of customers' AI API keys. [...]
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BleepingComputer31 Oct
Reddit announced in a post by co-founder Steve Huffman that the site will gradually become a "logged-in service," offering limited access to visitors without accounts. [...]
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BleepingComputer31 Oct
AI-generated vulnerability reports are overwhelming some bug bounty programs, making it harder for aspiring security researchers to know where to start. TryHackMe explains how beginners can build practical cybersecurity skills, use AI resp…
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The Hacker News31 Oct
American blockchain analysis firm Chainalysis said it was the target of a cybersecurity incident in which an external actor accessed non-sensitive customer data. However, the company noted that the breach did not result in unauthorized acc…
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Cisco Talos31 Oct
The self-deleting VOLTA infostealer steals credentials, sessions, and cryptocurrency wallets. Then, it uses LLMs to profile victims and rank their most valuable assets.
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The Hacker News31 Oct
A malicious ChatGPT share link could run an attacker's code in the logged-in session of anyone who opened it, allowing them to read their private conversations, researchers at the security firm Parameter showed. The researchers reported th…
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The Hacker News31 Oct
Threat actors are launching about 8,226 network-layer distributed denial-of-service (DDoS) attacks per hour, Cloudflare revealed Thursday. The web infrastructure and security company said it autonomously mitigated 18.2 million network-laye…
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Research & Detection 3
Detection engineering, tooling and defensive analysis.
SANS Internet Storm Center (Handler Diary)31 Oct
Wireshark Release Candidate 5.0.0 was published: soon we can expect a new major version of Wireshark.
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SANS Internet Storm Center (Handler Diary)31 Oct
YARA-X&#;x26;#;39;s 1.22.1 is a bugfix version, it brings 2 bugfixes.
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SANS Internet Storm Center (Handler Diary)31 Oct
YARA-X&#;x26;#;39;s 1.22.0 release brings 11 improvements and 9 bugfixes.
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