Latest Cybersecurity News & Insights

---

CISA Adds Exploited PTC Windchill RCE Flaw to KEV as Web Shell Attacks Continue

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a critical remote code execution vulnerability impacting PTC Windchill PDMlink and PTC FlexPLM enterprise Product Data Management (PDM) and Product Lifecycle Management (PLM) software to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerability in question is

---

New DirtyClone Linux Kernel Flaw Lets Local Users Gain Root via Cloned Packets

DirtyClone is a new Linux kernel privilege escalation in the DirtyFrag family. JFrog Security Research published a working exploit walkthrough for the flaw on June 25, the first public demonstration for this variant. Tracked as CVE-2026-43503 (CVSS 8.8), it lets a local user corrupt file-backed memory through a cloned network packet and gain root. The patch landed in

---

First-Ever Exploitation of PTC Windchill Vulnerability Discovered in the Wild

CISA has added the remote code execution flaw CVE-2026-12569 to its Known Exploited Vulnerabilities catalog. The post First-Ever Exploitation of PTC Windchill Vulnerability Discovered in the Wild appeared first on SecurityWeek.

---

Lantronix Serial-to-IP Converter Flaw Exploited in Attacks After OT Threat Warning

The exploited flaw, CVE-2025-67038, is one of the vulnerabilities disclosed in April as part of the BRIDGE:BREAK research project. The post Lantronix Serial-to-IP Converter Flaw Exploited in Attacks After OT Threat Warning appeared first on SecurityWeek.

---

25-Year-Old Vulnerability Patched in Curl

The latest version of the open source data transfer tool resolves 18 medium and low-severity vulnerabilities. The post 25-Year-Old Vulnerability Patched in Curl appeared first on SecurityWeek.

---

Cisco SD-WAN Zero-Day Exploited Months Before Patching

CVE-2026-20245, the 7th Cisco SD-WAN vulnerability exploited in 2026, was used for months prior to its disclosure and patching. The post Cisco SD-WAN Zero-Day Exploited Months Before Patching appeared first on SecurityWeek.

---

Cisco Catalyst SD-WAN Zero-Day CVE-2026-20245 Exploited to Gain Root Access

An unknown threat actor exploited a recently disclosed high-severity security flaw impacting Cisco Catalyst SD-WAN as a zero-day at least two months before it was publicly disclosed, according to new findings from Google-owned Mandiant. The vulnerability, tracked as CVE-2026-20245 (CVSS score: 7.8), allows an authenticated, local attacker to execute arbitrary commands with elevated privileges

---

CISA Warns Critical Lantronix EDS5000 Flaw Is Being Actively Exploited

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday warned of active exploitation of a critical security flaw impacting Lantronix EDS5000 Series devices, urging Federal Civilian Executive Branch (FCEB) agencies to apply the fixes by June 26, 2026. The vulnerability in question is CVE-2025-67038 (CVSS score: 9.8), a code injection flaw that could result in the execution

---

Dawn of the Apex Agentic Adversary

We are standing at the end of an era we never thought to mourn: the era of human-speed threats. For years, cybersecurity moved to a rhythm organizations could follow. A researcher found a bug, a CVE was cataloged, a vendor navigated a patch cycle, and weeks or even months later, a fix was deployed. In this era, dwell time was measured in days, sometimes weeks. We are now approaching an

---

Cisco Unified CM Flaw Exploited After PoC Reveals File-Write Path to Root

Threat actors have begun to exploit a recently disclosed critical security flaw impacting Cisco Unified Communications Manager (Unified CM) and Unified Communications Manager Session Management Edition (Unified CM SME). The vulnerability, tracked as CVE-2026-20230 (CVSS score: 8.6), is a case of improper input validation for specific HTTP requests that could allow an unauthenticated, remote

---

Hackers Exploiting Cisco Unified CM Vulnerability

Cisco noted that a PoC had been available for CVE-2026-20230 when it announced patches in early June. The post Hackers Exploiting Cisco Unified CM Vulnerability appeared first on SecurityWeek.

---

Fake AI Agent Skill Passed Security Scans and Reportedly Reached 26,000 Agents

Security firm AIR built a fake AI agent skill, pushed it through a popular skill marketplace and an Instagram ad, and says it reached roughly 26,000 agents, including some on corporate accounts. Every skill security scanner the firm tested it against marked it safe. The payload was harmless by design: it collected the user's email address and did nothing else. The point was to show

---

Eight-Year-Old Samsung KNOX Flaw Exposed Millions of Galaxy Devices to Kernel Attacks

The high-severity use-after-free vulnerability in Samsung's KNOX security framework affected Android-powered Galaxy devices from the S9 through S25. The post Eight-Year-Old Samsung KNOX Flaw Exposed Millions of Galaxy Devices to Kernel Attacks appeared first on SecurityWeek.

---

Decades-Old Squid Proxy Flaw ‘Squidbleed’ Can Expose User Data

Squidbleed, discovered with the aid of Claude Mythos Preview, has been described as a Heartbleed-style vulnerability.  The post Decades-Old Squid Proxy Flaw ‘Squidbleed’ Can Expose User Data appeared first on SecurityWeek.

---

What the Latest ShinyHunters Breaches Reveal About Modern Cyberattacks

Groups like ShinyHunters are demonstrating that attackers do not necessarily need malware or zero-day exploits to cause massive damage. The post What the Latest ShinyHunters Breaches Reveal About Modern Cyberattacks appeared first on SecurityWeek.

---

New Exploit Bypasses Apple’s Boot Defenses, Affects Millions of iPhones

The vulnerability exploited by the Usbliter8 exploit cannot be patched and a PoC exploit has been released by researchers. The post New Exploit Bypasses Apple’s Boot Defenses, Affects Millions of iPhones appeared first on SecurityWeek.

---

Hackers Exploit Gravity SMTP WordPress Plugin Bug to Expose API Keys

Threat actors are exploiting a recently patched security flaw impacting Gravity SMTP, a WordPress plugin that's installed on about 100,000 sites. The vulnerability, tracked as CVE-2026-4020 (CVSS score: 5.3), is a medium-severity information disclosure flaw that can allow unauthenticated attackers to extract sensitive data, such as configuration data, API keys, secrets, and OAuth tokens

---

Apple Patches Beats Studio Buds Flaw Letting Nearby Attackers Spy via Microphone

Apple has updated its Beats Studio Buds wireless earbuds to patch a high-severity vulnerability that could be exploited by nearby hackers to eavesdrop on users. The vulnerability, tracked as CVE-2025-20701 (CVSS score: 8.8), refers to a case of incorrect authorization impacting the Airoha Bluetooth audio SDK that makes it possible to pair a Bluetooth audio device without user consent.

---

Splunk Enterprise Vulnerability Exploited in Attacks Days After Disclosure

CISA has given federal agencies only three days to patch CVE-2026-20253, which can be exploited for unauthenticated remote code execution. The post Splunk Enterprise Vulnerability Exploited in Attacks Days After Disclosure appeared first on SecurityWeek.

---

F5 Patches Two Critical NGINX Open Source Flaws Enabling Remote Code Execution

F5 has released security updates to address two critical security flaws in NGINX Open Source that could be exploited to achieve code execution on affected systems. The vulnerabilities are listed below - CVE-2026-42530 (CVSS v4 score: 9.2) - A use-after-free vulnerability in the ngx_http_v3_module that could be triggered by a remote unauthenticated attacker when NGINX Open Source is