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Tag: improper input validation

6 articles

Rows of computer servers and networking equipment, including a Citrix NetScaler appliance, in a data center room.

Citrix NetScaler Exploits Create Superuser, Deploy Web Shells

A critical vulnerability in Citrix NetScaler ADC and Gateway appliances, rated 9.5 in severity, is being actively exploited by attackers, who can use it to run malicious commands and gain superuser access. This urgent threat prompted the Dutch National Cyber Security Centre to advise organizations to shut down their appliances until they're patched.

Analyst 207
Network operations room with computer workstations and monitoring equipment surrounding a central device.

Arista Disrupts Actively Exploited Zero-Day in VeloCloud Orchestrator

Arista Networks has sounded the alarm on a critical zero-day vulnerability, CVE-2026-93952, that's being actively exploited in the wild, allowing attackers to access sensitive internal functionality in VeloCloud Orchestrator. This severe flaw can be easily exploited with low complexity, making it a high-risk threat.

Analyst 207
Cluttered software development workspace with laptop, monitor, and papers, overlooking a cityscape.

CISA Warns of Persisting Vulnerabilities

Threat actors are still finding success by exploiting simple, preventable software weaknesses that have been known for years - and it's a problem that CISA says could have been designed out of products from the start. The agency's review reveals that decades-old bugs, like improper input validation, continue to plague the industry.

Analyst 207
Laptop screen with blurred interface on a neutral background, faint network cable visible.

Zoom Patches Flaw That Could Enable Account Takeover

Zoom just patched a critical security flaw that could let hackers hijack your account - and you need to update your software ASAP to stay safe! This vulnerability, tracked as CVE-2026-53412, could allow anyone on your network to take over your Zoom account.

Analyst 207
Cluttered office desk with a brightly-lit Windows desktop computer and blurred laptop screen in the background.

Zoom Discloses High-Severity Account Takeover Vulnerability

Zoom has warned users of a high-severity vulnerability in its Windows desktop client and software development kit that could let hackers hijack accounts without authentication. This critical flaw, tracked as CVE-2026-53412, has a severity score of 9.8 out of 10.

Analyst 207
Rows of equipment and racks in a brightly-lit server room with a single unoccupied laptop in the foreground.

Ivanti Discloses Actively Exploited Zero-Day in Endpoint Manager

Ivanti has confirmed that hackers are actively exploiting a zero-day vulnerability, CVE-2026-6973, in its Endpoint Manager Mobile (EPMM) software, allowing them to run code remotely with administrative privileges. The company has issued patches for this and four other EPMM flaws to protect its customers.

Analyst 207