Gov Alerts / ISAC

Multiple Vulnerabilities in Google Chrome Could Allow for Arbitrary Code Execution

Multiple vulnerabilities have been discovered in Google Chrome, the most severe of which could allow for arbitrary code execution.…

ISC Stormcast For Wednesday, July 1st, 2026 https://isc.sans.edu/podcastdetail/9990, (Wed, Jul 1st)

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

Verifiable Digital Credential Presentment

This blog post is #4 in our series on Verifiable Digital Credentials (VDCs). Our other posts can be found via Post #1, Post #2, an…

June 2026 Apple Updates, (Tue, Jun 30th)

Apple released updates for iOS/iPadOS, macOS, and Safari on Monday. There have been no updates for other Apple operating systems (…

ISC Stormcast For Tuesday, June 30th, 2026 https://isc.sans.edu/podcastdetail/9988, (Tue, Jun 30th)

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

Adding some Automation to the favicon.ico method of Host Recon, (Mon, Jun 29th)

I&#;x26;#;39;m in the throes of target host recon for another pentest, and thought I&#;x26;#;39;d share some workflow / automation…

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 exploitatio…

ISC Stormcast For Monday, June 29th, 2026 https://isc.sans.edu/podcastdetail/9986, (Mon, Jun 29th)

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

YARA-X 1.18.0 and 1.19.0 Release, (Sun, Jun 28th)

YARA-X&#;x26;#;39;s 1.18.0 release brings 3 improvements and 2 bugfixes.

Multiple Vulnerabilities in Google Chrome Could Allow for Arbitrary Code Execution

Multiple vulnerabilities have been discovered in Google Chrome, the most severe of which could allow for arbitrary code execution.…

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 exploitat…

What do Ports Hear When Nobody's Listening? An Assessment of Automated Cybercrime [Guest Diary], (Wed, Jun 24th)

[This is a Guest Diary by Nicole Phillips, an ISC intern as part of the SANS.edu BACS program]

New CISA Guide Assists Federal Agencies with Transitioning to Modernized Zero Trust Architectures

Advancing Product Security: New IoT Guidance and New Engagement

It may be summertime, but the NIST Cybersecurity for the Internet of Things (IoT) Program isn’t hitting the hammock! Organizations…

Linux Process Name Masquerading, (Wed, Jun 24th)

In a previous diary, I talked about stack strings&#;x26;#;x5b;1&#;x26;#;x5d; with a practical example of them. Since my SEC670 cla…

ISC Stormcast For Wednesday, June 24th, 2026 https://isc.sans.edu/podcastdetail/9984, (Wed, Jun 24th)

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

CISA Adds Four Known Exploited Vulnerabilities to Catalog

CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploita…

CVE-2024-40766: The Patch Fixed the Bug. Nobody Fixed the Configuration., (Tue, Jun 23rd)

The vulnerability

ISC Stormcast For Tuesday, June 23rd, 2026 https://isc.sans.edu/podcastdetail/9982, (Tue, Jun 23rd)

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

VU#936962: Multiple file parsing vulnerabilities in FastStone Image Viewer 8.3.0.0

Overview Two vulnerabilities have been identified in FastStone Image Viewer 8.3 that may allow remote code execution or control-fl…

A Vulnerability in PAN-OS Could Allow for Authentication Bypass

A vulnerability has been discovered in the GlobalProtect portal and gateway of PAN-OS which could allow for authentication bypass.…

VU#226679: Microsoft WinRE allows for bypass of UEFI/BIOS password enforcement

Overview Microsoft Windows Recovery Environment (WinRE) provides a mechanism for recovering and repairing Windows systems using an…

Webshells Remain Popular, (Mon, Jun 22nd)

Webshells have been popular for a long time. We already covered this topic across multiple diaries[1][2]. I spent some time to tra…

ISC Stormcast For Monday, June 22nd, 2026 https://isc.sans.edu/podcastdetail/9980, (Mon, Jun 22nd)

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

eBanking Phishing Delivered Through IPv4-Mapped IPv6 Address, (Fri, Jun 19th)

I detected an interesting phishing email this morning. It targets a major Belgian bank:

VU#457458: Vendor-signed UEFI applications found vulnerable to Secure Boot bypass

Overview Multiple vendor-signed UEFI applications are vulnerable to Secure Boot bypass via a "Bring Your Own Vulnerable Driver" (B…

CISA Urges Hardening Fortinet Devices After Reports of Credential Exposure

CISA is aware of global reports that malicious cyber actors have targeted internet-accessible Fortinet devices across government a…

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 exploitatio…

ISC Stormcast For Thursday, June 18th, 2026 https://isc.sans.edu/podcastdetail/9978, (Thu, Jun 18th)

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

The Behavior of Coordinated SSH Brute Force Attacks over the last three months [Guest Diary], (Wed, Jun 17th)

[This is a Guest Diary by Adam Nason, an ISC intern as part of the SANS.edu BACS program]