News
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Nikkei says Slack breach exposed personal information of more than 17,000 users
Nikkei said a Slack compromise exposed names, email addresses and chat histories for 17,368 people after attackers used credentials stolen from a malware-infected employee computer; the publisher voluntarily notified Japan’s data protection regulator and said no source-related material was affected.
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Critical authentication bypass in JobMonster WordPress theme exploited, users urged to patch
A critical authentication bypass (CVE-2025-5397) in the JobMonster WordPress theme is being actively targeted; Wordfence blocked multiple attempts. The flaw affects versions up to 4.8.1, requires social login to be enabled, and was fixed in version 4.8.2. Administrators should update or disable social login and enable two-factor authentication.
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Google AI agent Big Sleep credited with finding five WebKit bugs in Safari; Apple issues patches
Apple credited Google’s AI agent Big Sleep with finding five WebKit vulnerabilities affecting Safari that could cause crashes or memory corruption; Apple issued patches in iOS 26.1, macOS Tahoe 26.1, tvOS 26.1, watchOS 26.1, visionOS 26.1 and Safari 26.1 and urged users to update.
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Malicious Open VSX extension delivers SleepyDuck RAT and uses Ethereum contract for fallback control
Researchers warned that a malicious Open VSX extension, juan-bianco.solidity-vlang, installs a SleepyDuck remote access trojan that uses an Ethereum smart contract and a fallback RPC mechanism to update its command-and-control details.
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North Korea‑linked Kimsuky uses HttpTroy backdoor in spear‑phishing attack on South Korea
Security vendor Gen Digital said DPRK‑linked Kimsuky used a ZIP‑based spear‑phishing lure to deliver a three‑stage malware chain culminating in a new HttpTroy backdoor that provides extensive remote control and uses layered obfuscation.
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Europol urges coordinated EU response as caller ID spoofing drives phone and text fraud
Europol says caller ID spoofing is driving much of Europe’s phone and text fraud, estimating EUR 850 million in annual losses and calling for EU-wide technical standards, an international traceback system and aligned legal frameworks to improve cross-border investigations.
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Australia warns of ongoing BADCANDY attacks on unpatched Cisco IOS XE devices
The Australian Signals Directorate warned of ongoing attacks using a Lua-based web shell called BADCANDY that exploits CVE-2023-20198 in unpatched Cisco IOS XE devices, estimated to have affected about 400 devices in Australia since July 2025 and urging patching and hardening measures.
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China-linked Tick group exploits Lanscope flaw to deploy Gokcpdoor backdoor
A critical Lanscope Endpoint Manager flaw (CVE-2025-61932, CVSS 9.3) has been exploited by the Tick espionage group to deploy a Gokcpdoor backdoor and other tooling, with JPCERT/CC confirming active abuse and researchers advising prompt patching and review of internet-exposed servers.
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CISA adds VMware local privilege‑escalation zero-day to Known Exploited Vulnerabilities catalog
CISA added CVE-2025-41244, a high-severity VMware local privilege‑escalation flaw, to its Known Exploited Vulnerabilities catalog after reports of active exploitation. Broadcom-owned VMware has issued a patch, NVISO Labs reported zero-day use since October 2024, and federal agencies must apply mitigations by Nov. 20, 2025.
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Ribbon Communications says nation-state hackers breached its network; initial access traced to December 2024
Ribbon Communications disclosed a nation-state-associated breach of its IT network, detected in September 2025 with preliminary evidence of initial access in December 2024. The company is working with outside cybersecurity experts and federal law enforcement, has found customer files on two laptops outside its main network, and said it has not found evidence of theft…
