Security warnings identify potential threats, unsafe configurations, or urgent weaknesses so organizations can assess risk and take protective action.
Search across headline titles and summaries.
Background for this topic.
Warning is a notification that a security-relevant condition may require attention, such as a newly disclosed vulnerability, suspicious authentication activity, malicious campaign, unsafe configuration, or deceptive message. In security news, the term commonly covers public advisories and threat-intelligence notices as well as operational alerts generated by defensive systems; it does not by itself prove that an attack or compromise has occurred.
Practitioners should assess the warning’s source, affected products or environments, evidence, severity, exploitability, and recommended action. Vulnerability warnings may require identifying exposed assets, applying a fix or mitigation, and checking for exploitation; campaign warnings may provide indicators for detection and investigation. Alerts should be triaged against logs and other evidence, with significant findings routed into incident response. Because attackers can imitate urgent security notices, recipients should verify requests and access instructions through trusted channels, while excessive or poorly tuned alerts can create fatigue and obscure genuinely important signals.
As many as 2,000 Palo Alto Networks devices are estimated to have been compromised as part of a campaign abusing the newly disclosed security flaws that have come under active exploitation in the wild
Threat hunters are warning about an updated version of the Python-based NodeStealer that's now equipped to extract more information from victims' Facebook Ads Manager accounts and harvest credit card data stored in web browsers
Military Says Ship-to-Shore Cranes Made in China Include Dangerous Security FlawsThe United States Coast Guard is continuing to warn of significant security risks embedded in ship-to-shore cranes developed by companies with ties to Beijing while issuing new sensitive requirements for ports operating Chinese-made cranes across the country.
Company Probing Customers Affected After Attacker Claims 400 Gigabyte Data TheftFinancial technology firm Finastra is warning customers that it suffered a breach of a secure file transfer system that it uses to relay information to some customers, leading to an unknown quantity of data being exfiltrated by an attacker. The company is still identifying affected customers.
OWASP has updated its Top 10 list of risks for LLMs and GenAI, upgrading several areas and introducing new categories
Oracle is warning that a high-severity security flaw impacting the Agile Product Lifecycle Management (PLM) Framework has been exploited in the wild
Firewall Vendor Warns Attackers Using Valid Credentials They Previously StoleAttackers wielding an emerging strain of ransomware called Helldown have been gaining a foothold in victims' networks by exploiting a previously unknown flaw in their Zyxel firewalls, security researchers warn. Zyxel has warned attackers may be using valid credentials they previously stole.
Oracle has fixed an unauthenticated file disclosure flaw in Oracle Agile Product Lifecycle Management (PLM) tracked as CVE-2024-21287, which was actively exploited as a zero-day to download files. [...]
D-Link is warning customers to replace end-of-life VPN router models after a critical unauthenticated, remote code execution vulnerability was discovered that will not be fixed on these devices. [...]
Switzerland’s National Cyber Security Centre has warned of a new QR code scam in fake MeteoSwiss letters spreading Android malware
The UK’s National Cyber Security Centre is urging shoppers to stay safe this Christmas after revealing they lost £11.5m to fraudsters in 2023