French Authorities confirm XSS.is admin arrested in Ukraine

French authorities announced the arrest in Ukraine of an alleged administrator of the long-running cybercrime forum XSS.is. A joint investigation conducted by French police, Ukrainian authorities, and Europol led to the arrest of the suspected administrator of the major Russian-speaking cybercrime forum xss.is. “The Paris prosecutor’s office announced on Wednesday, July 23, that an individual […]

July 23, 2025
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Microsoft linked attacks on SharePoint flaws to China-nexus actors

Microsoft linked SharePoint exploits to China-nexus groups Linen Typhoon, Violet Typhoon, and Storm-2603, active since July 7, 2025. Microsoft confirmed that China-linked groups Linen Typhoon, Violet Typhoon, and Storm-2603 exploited SharePoint flaws for initial access as early as July 7, 2025. “As of this writing, Microsoft has observed two named Chinese nation-state actors, Linen Typhoon […]

July 23, 2025
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Cisco confirms active exploitation of ISE and ISE-PIC flaws

Cisco warns of active exploits targeting Identity Services Engine (ISE) and ISE-PIC flaws, first observed in July 2025. Cisco confirmed attempted exploitation in the wild of recently disclosed ISE and ISE-PIC flaws (CVE-2025-20281, CVE-2025-20282, CVE-2025-20337), updating its advisory after detecting attacks in July 2025. “Multiple vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE […]

July 22, 2025
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SharePoint under fire: new ToolShell attacks target enterprises

While SentinelOne did not attribute the attack to a specific threat actor, The Washington Post linked it to China-nexus acors. On July 19, Microsoft confirmed active exploitation of a zero-day vulnerability, tracked as CVE-2025-53770 in on-prem SharePoint Servers. The IT giant issued emergency patches for SharePoint Subscription Edition and 2019, with 2016 updates pending. Microsoft […]

July 22, 2025
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CrushFTP zero-day actively exploited at least since July 18

Hackers exploit CrushFTP zero-day, tracked as CVE-2025-54309, to gain admin access via HTTPS when DMZ proxy is off. Threat actors are exploiting a zero-day vulnerability, tracked as CVE-2025-54309 (CVSS score of 9.0), in the managed file transfer software CrushFTP to gain administrative privileges on vulnerable servers via HTTPS. CrushFTP warned of a zero-day that has […]

July 22, 2025
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Hardcoded credentials found in HPE Aruba Instant On Wi-Fi devices

Hardcoded credentials in HPE Aruba Instant On Wi-Fi devices, let attackers to bypass authentication and access the web interface. HPE disclosed hardcoded credentials in Aruba Instant On Wi-Fi devices that allow attackers to bypass login and access the web interface. The flaw tracked as CVE-2025-37103 (CVSS score of 9.8) impacts devices running firmware version 3.2.0.1 […]

July 22, 2025
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MuddyWater deploys new DCHSpy variants amid Iran-Israel conflict

Iran-linked APT MuddyWater is deploying new DCHSpy spyware variants to target Android users amid the ongoing conflict with Israel. Lookout researchers observed Iran-linked APT MuddyWater  (aka SeedWorm, TEMP.Zagros, and Static Kitten) is deploying a new version of the DCHSpy Android spyware in the context of the Israel-Iran conflict. The first MuddyWater campaign was observed in late 2017, when the APT group targeted entities in […]

July 21, 2025
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U.S. CISA urges to immediately patch Microsoft SharePoint flaw adding it to its Known Exploited Vulnerabilities catalog

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Microsoft SharePoint flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Microsoft SharePoint flaw, tracked as CVE-2025-53770 (“ToolShell”) (CVSS score of 9.8), to its Known Exploited Vulnerabilities (KEV) catalog. This week, Microsoft released emergency SharePoint updates for two zero-day flaws, tracked as CVE-2025-53770 and CVE-2025-53771, […]

July 21, 2025
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Microsoft issues emergency patches for SharePoint zero-days exploited in “ToolShell” attacks

Microsoft patched an exploited SharePoint flaw (CVE-2025-53770) and disclosed a new one, warning of ongoing attacks on on-prem servers. Microsoft released emergency SharePoint updates for two zero-day flaws, tracked as CVE-2025-53770 and CVE-2025-53771, exploited since July 18 in attacks dubbed “ToolShell.” Both vulnerabilities only impact on-premises SharePoint Servers, threat actors could chain them for unauthenticated, […]

July 21, 2025
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SharePoint zero-day CVE-2025-53770 actively exploited in the wild

Microsoft warns of ongoing active exploitation of a SharePoint zero-day vulnerability, tracked as CVE-2025-53770. Microsoft warns of a SharePoint zero-day vulnerability, tracked as CVE-2025-53770 (CVSS score of 9.8), which is under active exploitation. Unfortunately, the flaw has yet to be addressed. The vulnerability is a deserialization of untrusted data in on-premises Microsoft SharePoint Server, an […]

July 21, 2025
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