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Cisco Security Advisories

Cisco Informational for Emergency Distrust of eMudhra Root and Intermediate Certificate Authorities

Between October 17 and October 20, 2026, a critical security compromise involving Certificate Authorities that are managed by eMudhra was uncovered. A security researcher demonstrated that the private keys for eight eMudhra intermediate certificates were fundamentally broken due to an unprecedented error in their Key Generation Ceremony (KGC) in April 2025. This allows anyone to brute-force acquire these private keys…

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AWS Security Bulletins

CVE-2026-115415 - Secret masking bypass in the environment tool in Strands Agents Tools

Bulletin ID: 2026-154-AWS Publication Date: 10/28/2026 12:30 PM PDT Description: We identified CVE-2026-115415, an issue where the environment tool accepted a masking parameter from the large language model (LLM) through its tool schema. A crafted prompt, delivered through content the agent is asked to process, could instruct the model to call the tool with masking turned off. The tool would then return the agent hos…

آسیب‌پذیری و روز صفر امنیت هوش مصنوعی هوش مصنوعی و یادگیری ماشین
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Cisco Security Advisories

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Tunnel Denial of Service Vulnerability

A vulnerability in the Remote Access SSL VPN service of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to logic errors when secondary authentication is configured on a tunnel gro…

آسیب‌پذیری و روز صفر بات‌نت و DDoS امنیت هویت و دسترسی
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TechCrunch Security

Wiz’s CTO on PHP2Shell and the coming ‘vulnpocalypse’

The PHP scare may have faded from your feed, but the cleanup is far from over. Last week, two critical bugs in the open source language behind roughly 70% of websites left organizations scrambling to fix their systems, with some taking sites offline until the vulnerabilities could be patched. According to researchers who found the […]

آسیب‌پذیری و روز صفر امنیت هوش مصنوعی متن‌باز
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Wordfence Blog

PHP2Shell Update: Still No Confirmed WordPress Compromises, and Answers to the Questions We’re Hearing Most

As of October 28, 2026, Wordfence knows of no WordPress site compromised through PHP2Shell. Update PHP to a fixed version and restart it, because updating WordPress does not update PHP. The post PHP2Shell Update: Still No Confirmed WordPress Compromises, and Answers to the Questions We’re Hearing Most appeared first on Wordfence.

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