Tag: web shell
2 articles

CISA Flags Exploited PTC Windchill Flaw Amid Web Shell Attacks
PTC has confirmed that attackers are exploiting a high-severity flaw, CVE-2026-12569, in its Windchill software to drop malicious web shells on vulnerable systems, allowing them to execute arbitrary code remotely. The company has reported heightened threat activity, urging users to take immediate action to protect themselves.

Hackers Exploit KnowledgeDeliver Flaw to Install Web Shells
Hackers have exploited a critical flaw in KnowledgeDeliver, using it as a zero-day to sneakily install a powerful .NET web shell called Godzilla on vulnerable servers. This sneaky attack was made possible by a deserialization vulnerability, CVE-2026-5426, that allowed threat actors to execute code at the operating-system level.