SentryDigest

Northflank security breach leads to abuse of customers' AI API keys

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…

New Android SMS of Death exploit can remotely crash unpatched phones

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 sending a specially crafted text message…

Reddit to lock content behind logins to fight scrapers

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…

From Beginner to Bug Hunter: Learning Cybersecurity in the AI Era.

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 responsibly, and produce reproducible findings that stand up to scrutiny…

Chainalysis discloses data breach from "offensive agentic techniques"

Blockchain analytics firm Chainalysis disclosed a data breach after attackers used "offensive agentic techniques" to access internal systems and tools, exposing customer names, email addresses, user IDs, and organizational roles…

Chainalysis Confirms Intrusion Into Internal Tools and Exposure of Customer Identity Data

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 access to its investigation content, authentication credentials, or session tokens. "This month, Chainalysis detected an external actor using offensive agentic…

Attackers Chain Three Ivanti Connect Secure Flaws to Gain Unauthenticated Root Access

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 vulnerabilities are listed below - CVE-2026-111357 (CVSS score: 8.8) - A missing authentication for a critical function vulnerability that could allow a…

A Shared ChatGPT Link Could Run Attacker Code in Your Session and Read Private Chats

Cloudflare Reports 18.2 Million Network-Layer DDoS Attacks in Q3, Up 38%

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-layer (L3) DDoS attacks and 14.4 trillion HTTP DDoS requests in the third quarter of 2026. That amounts to 197,400 attacks per day, or one attack every 0.44…

Critical Linux kernel flaw allows remote root attacks on MPTCP servers

Security researchers at Anthropic have developed an exploit for a critical Linux kernel vulnerability that allows unauthenticated attackers to remotely execute commands as root on servers running Multipath TCP (MPTCP) listeners…

Devs Hit by Trojanized Claude Code Extension for Cursor

Two serious security issues hit Cursor on the same day, highlighting the risks for AI-powered integrated development environments (IDEs).

Behind the Scenes of How Operation Blackout Went Down

A recent law enforcement operation to dismantle harmful scam centers was a big success. A threat intelligence expert walks us through what happened and why he wants more of the same.

Chinese Hackers Use AI-Powered ARTEX to Target Over 200 Organizations Worldwide

Chinese state-sponsored threat actors have been observed using a Go-based artificial intelligence (AI)-powered penetration testing framework called ARTEX in attacks aimed at high-value targets simultaneously. The activity has been attributed by CrowdStrike to a China-based "targeted intrusion adversary" it tracks under the moniker Vapor Panda (previously VexatiousTemper). First identified in…

Trezor warns of suspected crypto-theft implant in hardware wallet

Hardware wallet device maker Trezor has received credible reports about a suspected hardware crypto-theft implant in a Trezor Safe 5 sold by its reseller CryptoBilis in Southeast Asia…

L’Italia è afflitta da vulnerabilità informatiche, senza una causa chiara

I ricercatori non riescono a spiegare del tutto perché le minacce informatiche in Italia siano così diverse rispetto a quelle di qualsiasi altro Paese.

TeamViewer Flaw Lets Remote Computers Attack Users Who Connect to Control Them

TeamViewer has fixed a flaw that lets the machine being controlled in a remote session attack the computer that connected to control it. In a TeamViewer session, the computer that connects and takes control is the viewer, and the machine it controls is the host. A malicious or compromised host can exploit the flaw to crash the viewer's TeamViewer and, depending on the platform, may also run…

Malicious Claude Code extension on Cursor planted SSH backdoors

A malicious version of Anthropic's Claude Code VS Code extension was distributed through Cursor's extension marketplace for approximately 11 hours on October 29, exposing up to 5,000 developers to malware designed to install persistent SSH backdoors…

Undead Software Projects Continue to Raise Security Risks

A security firm patched a decade-old app to prevent the takeover of millions of machines, highlighting that abandoned domains remain a boon to attackers.

WordPress RCE Flaw Draws Nearly 63,000 Attack Attempts in Just 24 Hours

Threat actors have been observed attempting to exploit a high-severity security flaw in WordPress Core shortly after patches were released. The vulnerability, which does not have a CVE identifier, relates to a case of remote code execution impacting WordPress Core versions 4.7 through 7.1.3. It carries a CVSS score of 8.1 on the CVSS scoring system. Patches for the flaw were released on October…

SS7 and Diameter Attacks: How Signaling Flaws Expose Your Phone

Flaws in SS7 and Diameter signaling protocols can allow attackers to track phone locations, intercept calls and SMS verification codes, and impersonate subscribers without compromising their devices. Cape explains how these attacks exploit trust between networks and how its security-focused mobile service helps defend against them…

CISA says max severity GitLab flaw now exploited in the wild

Attackers have started exploiting a maximum-severity GitLab vulnerability patched earlier this month, according to the US Cybersecurity and Infrastructure Security Agency (CISA)…

Trezor Warns of Suspected Hardware Implant in One of Its Wallets Sold by CryptoBilis

A Trezor Safe 5 hardware wallet bought from the reseller CryptoBilis has an extra circuit board that sends out the recovery phrase over a mobile network, a customer has reported. Trezor has not yet examined the device. It is telling everyone who bought a Trezor from CryptoBilis since March 2026 to move their funds to a new wallet with a new recovery phrase. Trezor said in a blog post…

Why Urgent Security Fixes Aren't Fixed. Observe, Prove, Act, Confirm Gets Them Moving

The alert is critical. The fix is known. And the ticket sits in a queue for days. Security teams understand the risk, but the people who keep applications available need proof that the change won’t break anything. Their concerns are practical. An IPS protection could block legitimate traffic. A configuration change could interrupt a service. An endpoint policy could affect an application…

Microsoft finally fixes VPN issues caused by September updates

Microsoft has resolved Always On VPN connection failures triggered after installing the September 2026 Windows 11 security updates…

Syrian Hacker Behind Fake Tweet That Triggered $136 Billion Market Drop Gets 42 Months in Prison

Ahmad Umar Agha, a Syrian Electronic Army hacker known online as "Th3Pr0," has been sentenced by a U.S. federal court to 42 months in prison for his role in a hacking conspiracy that targeted Western news outlets. The conspiracy was organized and led by members of former Syrian President Bashar al-Assad's inner circle, including the commander of Syria's General Intelligence…

Drupal warns of critical Commerce Core flaw exploited in attacks

Drupal warned admins to patch a critical access bypass vulnerability in the Commerce Core module that attackers are exploiting in the wild…

Binance links $6.3 billion crypto theft to compromised DevOps laptop

Binance, the world's largest crypto exchange, has linked the theft of about $6.3 billion in cryptocurrency to a DevOps engineer's compromised laptop…

Official Claude Code Extension on Cursor Marketplace Trojanized with Persistent SSH Backdoor

Cybersecurity researchers have disclosed that a trojanized version of Anthropic's official Claude Code extension was distributed through the Cursor Marketplace as a legitimate update, attempting to install a persistent SSH backdoor on affected systems. The malicious update, version 2.1.313, was distributed under the extension's legitimate publisher identity, prompting Cursor to temporarily shut…

As Russia's Cyberwar Evolves, Belarus Steps Forward

The "FrostyNeighbor" advanced persistent threat (APT) launched a destructive attack in Ukraine and is raising concerns about deeper alignment with Russian cyber objectives.

Hackers Actively Exploit Highly Critical Drupal Commerce Core Authorization Bypass Flaw

Drupal has warned that threat actors are exploiting a "highly critical" security flaw in its Commerce Core component. The vulnerability, tracked as CVE-2026-118539 (CVSS score: N/A), is a case of missing authorization affecting Commerce Core versions from 0.0.0 to 2.41 and from 3.0.0 to 3.3.13. "This module enables you to sell goods and services to customers through an included shopping cart…

CISA Adds Actively Exploited GitLab RCE and Cisco Firewall DoS Flaws to KEV

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added two security flaws impacting Cisco and GitLab software to its Known Exploited Vulnerabilities (KEV), citing evidence of active exploitation. The vulnerabilities are listed below - CVE-2026-97229 (CVSS score: 10.0) - An integer overflow or wraparound vulnerability in GitLab Community Edition and Enterprise…

Binance Suffers Security Breach Affecting $6.3 Billion in Assets, Nearly $3 Billion Frozen

Cryptocurrency giant Binance said on Thursday that a "security incident" on its platform has impacted about $6.3 billion worth of assets. The world's biggest cryptocurrency exchange said nearly $3 billion of those assets have been frozen on-chain so far. Tether and Circle said they have frozen more than 1.567 billion USDT and 800 million USDC related to the incident, respectively. The…

OpenAI doubles ChatGPT Pro usage limits after backlash over planned 50% cut

OpenAI says it won't reduce usage limits for the $100, $200, and $500 ChatGPT Pro plans, as well as Business Premium, and it also promised to keep Dots usage independent…

Binance probes potential $5.8 billion crypto-theft hack

Cryptocurrency exchange Binance is investigating a potential security breach involving up to $5.8 billion in digital assets, in what could become the largest cryptocurrency hack in history…

Hugging Face malware campaign returns to hijack GPUs for crypto mining

A crypto-mining campaign abusing Hugging Face models returned days after takedown, hijacking GPU servers and planting backdoors, with one model downloaded over 28,000 times. Separately, a fake Solana starter kit on GitHub is positioned to trick AI coding agents into installing a NetSupport RAT…

Japan Airlines suffers third-party data breach exposing passenger info

Japan Airlines (JAL) has announced that a data breach at Amadeus's Passenger Service System exposed the data of about 92,000 customers…

Polymarket halts trading after crypto-draining script breach, $2.5M traced

Prediction market platform Polymarket temporarily suspended trading on Thursday after hackers compromised a third-party service to distribute cryptocurrency-draining JavaScript, with approximately $2.5 million in assets traced to a suspected attacker wallet…

Anthropic-Themed Phishing Emails Bypass Top Security Tools

Obvious phishing emails with numerous red flags are somehow getting past some of the industry-leading secure email gateway (SEG) products.

Rethinking Cybersecurity Awareness in the AI Era