Microsoft Patch Tuesday for November 2025
https://isc.sans.edu/diary/Microsoft+Patch+Tuesday+for+November+2025/32468/
Gladinet Triofox Vulnerability
Triofox uses the host header in lieu of proper access control, allowing an attacker to access the page managing administrators by simply setting the host header to localhost.
https://cloud.google.com/blog/topics/threat-intelligence/triofox-vulnerability-cve-2025-12480/
SAP November 2025 Patch Day
SAP fixed a critical vulnerability, fixed default credentials in its SQL Anywhere Monitor
https://onapsis.com/blog/sap-security-patch-day-november-2025/
Ivanti Endpoint Manager Updates
https://forums.ivanti.com/s/article/Security-Advisory-EPM-November-2025-for-EPM-2024?language=en_US

It isn t always defaults: Scans for 3CX Usernames
Our honeypots detected scans for usernames that may be related to 3CX business phone systems
https://isc.sans.edu/diary/It%20isn%27t%20always%20defaults%3A%20Scans%20for%203CX%20usernames/32464
Watchguard Default Password Controversy
A CVE number was assigned to a default password commonly used in Watchguard products. This was a documented username and password that was recently removed in a firmware upgrade.
https://github.com/cyberbyte000/CVE-2025-59396/blob/main/CVE-2025-59396.txt
https://nvd.nist.gov/vuln/detail/CVE-2025-59396
JavaScript expr-eval Vulnerability
The JavaScript expr-eval library was vulnerable to a code execution issue.
https://www.kb.cert.org/vuls/id/263614

Honeypot Requests for Code Repository
Attackers continue to scan websites for source code repositories. Keep your repositories outside your document root and proactively scan your own sites.
https://isc.sans.edu/diary/Honeypot%3A%20Requests%20for%20%28Code%29%20Repositories/32460
Malicious NuGet Packages Deliver Time-Delayed Destructive Payloads
Newly discovered malicious .NET packages attempt to deliver a time-delayed attack targeting ICS systems.
https://socket.dev/blog/9-malicious-nuget-packages-deliver-time-delayed-destructive-payloads
Side Channel Leaks in Encrypted Traffic to LLMs
Traffic to LLMs can be profiled to discover the nature of prompts sent by a user based on the amount and structure of the encrypted data.
https://www.microsoft.com/en-us/security/blog/2025/11/07/whisper-leak-a-novel-side-channel-cyberattack-on-remote-language-models/

Binary Breadcrumbs: Correlating Malware Samples with Honeypot Logs Using PowerShell [Guest Diary]
Windows, with PowerShell, has a great scripting platform to match common Linux/Unix command line utilities.
https://isc.sans.edu/diary/Binary%20Breadcrumbs%3A%20Correlating%20Malware%20Samples%20with%20Honeypot%20Logs%20Using%20PowerShell%20%5BGuest%20Diary%5D/32454
RondoDox v2 Increases Exploits
The RondoDox (or RondoWorm) added a substantial amount of new exploits to its repertoire.
https://beelzebub.ai/blog/rondo-dox-v2/
Google Chrome Updates
Google released an update for Google Chrome addressing five vulnerabilities.
https://chromereleases.googleblog.com/2025/11/stable-channel-update-for-desktop.html
Cisco Unified Contact Center Express Remote Code Execution Vulnerabilities
Cisco patched two critical vulnerabilities in its Contact Center Express software. These vulnerabilities may lead to a full system compromise.
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cc-unauth-rce-QeN8h7mQ

Updates to Domainname API
Some updates to our domainname API will make it more flexible and make it easier and faster to get the complete dataset.
https://isc.sans.edu/diary/Updates%20to%20Domainname%20API/32452
Microsoft Teams Impersonation and Spoofing Vulnerabilities
Checkpoint released details about recently patched spoofing and impersonation vulnerabilities in Microsoft Teams
https://research.checkpoint.com/2025/microsoft-teams-impersonation-and-spoofing-vulnerabilities-exposed/
NViso Report: VSHELL
NViso published an amazingly detailed report describing the remote control implant VSHELL. The report includes details about the inner workings of the tool as well as detection ideas.
https://www.nviso.eu/blog/nviso-analyzes-vshell-post-exploitation-tool

Apple Patches Everything, Again
Apple released a minor OS upgrade across its lineup, fixing a number of security vulnerabilities.
https://isc.sans.edu/diary/Apple%20Patches%20Everything%2C%20Again/32448
Remote Access Tools Used to Compromise Trucking and Logistics
Attackers infect trucking and logistics companies with regular remote management tools to inject malware into other companies or learn about high-value loads in order to steal them.
https://www.proofpoint.com/us/blog/threat-insight/remote-access-real-cargo-cybercriminals-targeting-trucking-and-logistics
Google Android Patch Day
Google released its usual monthly Android updates this week
https://source.android.com/docs/security/bulletin/2025-11-01

XWiki SolrSearch Exploit Attempts CVE-2025-24893
We have detected a number of exploit attempts against XWiki taking advantage of a vulnerability that was added to the KEV list on Friday.
https://isc.sans.edu/diary/XWiki%20SolrSearch%20Exploit%20Attempts%20%28CVE-2025-24893%29%20with%20link%20to%20Chicago%20Gangs%20Rappers/32444
AMD Zen 5 Random Number Generator Bug
The RDSEED function for AMD s Zen 5 processors does return 0 more often than it should.
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7055.html
SleepyDuck malware invades Cursor through Open VSX
Yet another Open VSX extension stealing crypto credentials
https://secureannex.com/blog/sleepyduck-malware/

Scans for WSUS: Port 8530/8531 TCP, CVE-2025-59287
We did observe an increase in scans for TCP ports 8530 and 8531. These ports are associated with WSUS and the scans are likely looking for servers vulnerable to CVE-2025-59287
https://isc.sans.edu/diary/Scans%20for%20Port%208530%208531%20%28TCP%29.%20Likely%20related%20to%20WSUS%20Vulnerability%20CVE-2025-59287/32440
BADCANDY Webshell Implant Deployed via
The Australian Signals Directorate warns that they still see Cisco IOS XE devices not patches for CVE-2023-20198. A threat actor is now using this vulnerability to deploy the BADCANDY implant for persistent access
https://www.cyber.gov.au/about-us/view-all-content/alerts-and-advisories/badcandy
Improvements to Open VSX Security
In reference to the Glassworm incident, OpenVSX published a blog post outlining some of the security improvements they will make to prevent a repeat of this incident.
https://blogs.eclipse.org/post/mika l-barbero/open-vsx-security-update-october-2025

X-Request-Purpose: Identifying "research" and bug bounty related scans?
Our honeypots captured a few requests with bug bounty specific headers. These headers are meant to make it easier to identify requests related to bug bounty, and they are supposed to identify the researcher conducting the scans
https://isc.sans.edu/diary/X-Request-Purpose%3A%20Identifying%20%22research%22%20and%20bug%20bounty%20related%20scans%3F/32436
Proton Breach Observatory
Proton opened up its breach observatory. This website will collect information about breaches affecting companies that have not yet made the breach public.
https://proton.me/blog/introducing-breach-observatory
Microsoft Exchange Server Security Best Practices
A new document published by a collaboration of national cyber security agencies summarizes steps that should be taken to harden Exchange Server.
https://www.nsa.gov/Portals/75/documents/resources/cybersecurity-professionals/CSI_Microsoft_Exchange_Server_Security_Best_Practices.pdf?ver=9mpKKyUrwfpb9b9r4drVMg%3d%3d
MOVEit Vulnerability
Progress published an advisory for its file transfer program MOVEIt . This software has had heavily exploited vulnerabilities in the past.
https://community.progress.com/s/article/MOVEit-Transfer-Vulnerability-CVE-2025-10932-October-29-2025

How to Collect Memory-Only Filesystems on Linux Systems
Getting forensically sound copies of memory-only file systems on Linux can be tricky, as tools like dd do not work.
https://isc.sans.edu/diary/How%20to%20collect%20memory-only%20filesystems%20on%20Linux%20systems/32432
Microsoft Azure Front Door Outage
Today, Microsoft s Azure Front Door service failed, leading to users not being able to authenticate to various Azure-related services.
https://azure.status.microsoft/en-us/status
Docker-Compose Vulnerability
A vulnerability in docker-compose may be used to trick users into creating files outside the docker-compose directory
https://github.com/docker/compose/security/advisories/GHSA-gv8h-7v7w-r22q