Cisco fixed maximum severity flaw CVE-2026-20223 in Secure Workload

Cisco fixed a critical Secure Workload flaw (CVE-2026-20223) that could let attackers gain Site Admin privileges through crafted API requests. Cisco released patches for a critical vulnerability, tracked as CVE-2026-20223 (CVSS score of 10.0), in Secure Workload. The flaw stems from insufficient validation and authentication in REST API endpoints. According to Cisco, remote attackers could […]

May 21, 2026
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Discord adds end-to-end encryption to voice and video calls by default

Discord now enables end-to-end encryption by default for all voice and video calls, making conversations inaccessible even to the platform itself. No announcement fanfare, no opt-in required, no settings to dig through. Discord flipped a switch on Monday and end-to-end encryption is now the default for every voice and video call on the platform. If […]

May 21, 2026
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Microsoft issues YellowKey mitigation, no patch yet

Microsoft acknowledged the YellowKey BitLocker bypass flaw and released mitigations, urging admins to disable autofstx.exe and enable TPM+PIN. A week after Chaotic Eclipse publicly dropped the YellowKey vulnerability, Microsoft acknowledged it and published a mitigation. Not a patch, a mitigation. The distinction matters, and we will get to why. The flaw, tracked as CVE-2026-45585 (CVSS […]

May 20, 2026
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DirtyDecrypt: PoC Released for yet another Linux flaw

DirtyDecrypt (CVE-2026-31635): working PoC out for a Linux kernel LPE flaw. Missing COW guard in rxgk_decrypt_skb lets local attackers reach root. After Copy Fail, Dirty Frag, and Fragnesia, here comes DirtyDecrypt, another local privilege escalation vulnerability in the kernel, this time with a working proof-of-concept already out in the open. The flaw was discovered and […]

May 20, 2026
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Alleged Huawei zero-day blamed for the 2025 Luxembourg telecom crash

A Huawei zero-day flaw reportedly caused Luxembourg’s 2025 nationwide outage, disrupting landline, 4G/5G, and emergency services On July 23, 2025, a nationwide telecom outage in Luxembourg was reportedly triggered by a previously undisclosed flaw in Huawei enterprise routers. The attack disrupted landline, 4G, 5G, and emergency communications for more than three hours after specially crafted […]

May 20, 2026
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Microsoft dismantled malware-signing network Fox Tempest

Microsoft disrupted Fox Tempest, a malware-signing-as-a-service (MSaaS) that allowed attackers to sign malware with fake trusted certificates. Microsoft said it disrupted a cybercrime operation run by a threat actor named Fox Tempest, which helped threat actors sign malware with short-lived certificates to make malicious software appear legitimate. The service abused Microsoft Artifact Signing and supported […]

May 19, 2026
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