Zero-day
Zyxel Switch Hacks Blamed on Patched Flaw Actually Exploited a Zero-Day
Tracked as CVE-2026-107441, the out-of-bounds write flaw could allow attackers to execute OS commands via crafted HTTP requests.
Zero-day
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Zero-day
Zyxel GS1900 Patch Fails to Block Zero-Day Exploit Allowing Root Command Execution
Zyxel GS1900 network switches that received the vendor's earlier fix for an actively exploited flaw are still open to the exploit attackers used, researchers at Binarly found. The exploit lets anyone who can reach a…
Zero-day
Hackers Exploit Patched Apple Flaw to Deliver Info-Stealing Malware, CISA Says
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a medium-severity security flaw impacting multiple Apple operating systems to its Known Exploited Vulnerabilities (KEV) catalog…
Zero-day
Zyxel fixes zero-day exploited to hack nearly 1,000 network switches
Zyxel has patched a zero-day vulnerability in its GS1900 series network switches that hackers exploited to compromise nearly 1,000 devices worldwide and steal configuration files and credentials. [...]
Zero-day
CISA Adds One Known Exploited Vulnerability to Catalog
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2024-27834 Apple Multiple Products Improper Authentication Vulnerability This type…
Zero-day
CISA Confirms Hackers Exploiting WordPress Core Flaw During Software Upgrades
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a security flaw in WordPress Core to the Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The…
Zero-day
WordPress security advisory (AV26-1117)
Serial number: AV26-1117Date: November 3, 2026 As of October 31, 2026, WordPress is affected by a vulnerability in the following product: WordPress Core Prior to 7.1.4 On November 3, 2026, Cybersecurity and…
Zero-day
CISA Adds One Known Exploited Vulnerability to Catalog
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-119977 WordPress Core Time-of-check Time-of-use (TOCTOU) Race Condition…
Zero-day
Attackers Chain Three Ivanti Connect Secure Flaws to Gain Unauthenticated Root Access
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added two security flaws impacting Ivanti Connect Secure (ICS) to its Known Exploited Vulnerabilities (KEV) catalog, following active…
Zero-day
Drupal security advisory (AV26-1105)
Serial number: AV26-1105Date: October 30, 2026 As of October 28, 2026, Drupal is affected by a vulnerability in the following product: Commerce Core Versions prior to 2.41 and 3.0.0 versions prior to 3.3.13 Open-source…
Zero-day
CISA Adds Two Known Exploited Vulnerabilities to Catalog
CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-111357 Ivanti Connect Secure Missing Authentication for Critical Function…
Zero-day
CISA Adds Two Known Exploited Vulnerabilities to Catalog
CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-97229 GitLab Community Edition and Enterprise Edition Integer Overflow or…
Zero-day
NIK C2: The new AI-enabled command-and-control framework
Cisco Talos observed a new AI-integrated command-and-control (C2) framework in the wild called “NIK C2.”
Zero-day
Oracle celebrates end of Cybersecurity Awareness Month with quadruple trouble
Attackers probe another EBS bug, and ShinyHunters' PeopleSoft 0-day turns out to involve three vulns
Zero-day
CISA Adds Two Known Exploited Vulnerabilities to Catalog
CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-41709 Broadcom VMWare ESX Insufficient Logging Vulnerability CVE-2026-46300…
Zero-day
CISA Adds Two Known Exploited Vulnerabilities to Catalog
CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-48356 Adobe Commerce and Magento Unrestricted Upload of File with Dangerous…
Zero-day
CISA Adds Two Known Exploited Vulnerabilities to Catalog
CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog and updated the PHP Alert, Critical Vulnerabilities in PHP Require Immediate Patching: CVE-2026-109618 – PHP Memory Corruption…
Zero-day
CISA Adds One Known Exploited Vulnerability to Catalog
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-110447 Collabora Online – Built-in CODE Server OS Command Injection…
Zero-day
CISA Adds One Known Exploited Vulnerability to Catalog
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-114625 Arista VeloCloud Orchestrator SQL Injection Vulnerability This type of…
Zero-day
Threat Brief: NetScaler Zero Days CVE-2026-88771 and CVE-2026-88772 Exploited in the Wild (Updated September 30)
Unit 42 is aware of possible 0-day activity against NetScaler devices. Citrix reports CVE-2026-88771, CVE-2026-88772 have been exploited in the wild.
Zero-day
Exploitation of vulnerabilities affecting Citrix NetScaler ADC and Citrix NetScaler Gateway
The NCSC is urging UK organisations to promptly mitigate vulnerabilities affecting Citrix NetScaler ADC and Gateway, two of which are being actively exploited.
Zero-day
2026-013: Critical Vulnerability in F5 BIG-IP APM
On 22 September 2026, F5 published an advisory addressing a critical vulnerability affecting its BIG-IP APM product. The vendor confirmed active exploitation in the wild. CERT-EU recommends taking appropriate actions as…
Zero-day
MikroTrick: technical analysis, disclosure process, and the use of LLM agents
We describe the technical details of the MikroTrick chain, which combines the CVE-2026-67279 and CVE-2026-86060 vulnerabilities and, when chained, allowed full takeover of a device without authentication. We explain the…