Vendor advisories

Security advisories from the vendors you use.

Search new and updated bulletins from Microsoft, Citrix, Cisco, Palo Alto Networks, Fortinet, Ivanti, Delinea, Ubuntu, and AWS. We keep each vendor's advisory ID, affected products, CVEs, severity, dates, and available fix guidance together.

11Vendor sources
16,884Advisories collected
6,374Published or updated in 30 days
6,999Marked critical or high
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The original vendor bulletin remains the authority. SecurityAlert gives you one place to find it and compare the details vendors publish in different formats.

16,884 advisories

Each date says whether the vendor published or updated the bulletin. A vendor bulletin describes products that may be affected. It does not prove that the vulnerable product or version is installed in your environment.

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Microsoft Security Response CenterCVE-2025-11215
MediumCVSS 4.3

Chromium: CVE-2025-11215 Off by one error in V8

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

Affected productsMicrosoft Edge (Chromium-based), cbl2 nodejs18 18.20.3-12 on CBL-Mariner 2.0
Fixed versions141.0.3537.57
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2025-11219
LowCVSS 3.7

Chromium: CVE-2025-11219 Use after free in V8

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

Affected productsMicrosoft Edge (Chromium-based), cbl2 nodejs18 18.20.3-12 on CBL-Mariner 2.0
Fixed versions141.0.3537.57
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2025-30258
LowCVSS 2.7

In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a "verification DoS."

Is Azure Linux the only Microsoft product that includes this open-source library and is therefore potentially affected by this vulnerability? One of the main benefits to our customers who choose to use the Azure Linux distro is the commitment to keep it up to date with the mos...

Affected productscbl2 gnupg2 2.4.0-3 on CBL-Mariner 2.0, cbl2 gnupg2 2.4.0-2 on CBL Mariner 2.0, azl3 gnupg2 2.4.7-1 on Azure Linux 3.0, azl3 gnupg2 2.4.9-1 on Azure Linux 3.0
Fixed versions2.4.8-1
Vendor guidance

Release Notes CBL-Mariner Releases

Microsoft Security Response CenterCVE-2026-106589
LowCVSS 2.9

In sshd in OpenSSH through 10.6, in certain environments such as QNX 6 and SCO OpenServer 5, sshd-session can unexpectedly have root privileges. This is related to the GatewayPorts and StreamLocalForwarding configuration options, and lack of support for file-descriptor passing and unprivileged allocation of PTY devices.

Mariner

Affected productsazl3 openssh 9.8p1-10 on Azure Linux 3.0
Vendor guidance

Release Notes

AWS Security BulletinsCVE-2026-107352
Severity not listed

CVE-2026-107352 - Missing authorization checks in Amazon Athena engine version 3 request handling

Bulletin ID: 2026-128-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 10/07/2026 13:00 PM PDT Description: Missing authorization checks in Amazon Athena engine version 3 request handling could have allowed an authenticated user to read limited que...

Vendor guidance

AWS remediated the issue on September 1, 2026, and has confirmed no customer metadata was accessed.

Ubuntu Security NoticesUSN-8896-1
Severity not listed

USN-8896-1: GStreamer Ugly Plugins vulnerabilities

Michael Randrianantenaina discovered that GStreamer's Ugly Plugins incorrectly handled certain malformed RealMedia files. If a user were tricked into opening a crafted media file, an attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubu...

Ubuntu Security NoticesUSN-8900-1
Severity not listed

USN-8900-1: Go Networking vulnerabilities

It was discovered that Go Networking did not properly handle server errors after sending a GOAWAY frame during HTTP/2 connection shutdown, which could cause the connection to hang. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2022-27664) I...

Ubuntu Security NoticesUSN-8897-1
Severity not listed

USN-8897-1: lxml vulnerabilities

Guillem Lefait discovered that lxml incorrectly handled certain URL attributes. A remote attacker could possibly use this issue to bypass URL sanitization, leading to a cross-site scripting attack. (CVE-2026-49825) Qiu Sihao discovered that lxml incorrectly handled untrusted X...

Cisco Security Advisoriescisco-sa-notice-fBn58ELx
Informational

Cisco Advance Notification for Publication of October 7, 2026, Security Advisories

On October 7, 2026, the Cisco Product Security Incident Response Team (PSIRT) published the advisories that are listed in the following tables.

Affected productsCisco NX-OS Software, Cisco Application Policy Infrastructure Controller, Cisco Smart License (Smart Software Manager) On-Prem, Meraki, and Finesse
Vendor guidance

To remediate the vulnerabilities that were disclosed on October 7, 2026, Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories.

Cisco Security Advisoriescisco-sa-hardening-nxosw1-cWzSbtR
CriticalPriority signal

Cisco NX-OS Software Security Hardening Release: October 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vu...

Affected productsMDS 9000 Series Multilayer Switches, Nexus 3000 Series Switches, Nexus 7000 Series Switches, Nexus 9000 Series Fabric Switches in ACI mode
Vendor guidance

To assist customers in patching and streamline the disclosure process, Cisco has grouped these issues by their underlying vulnerability class - Common Weakness Enumeration (CWE) - and assigned a single Common Vulnerab...

Cisco Security Advisoriescisco-sa-hardening-apic-UOXWtfh
CriticalPriority signal

Cisco Application Policy Infrastructure Controller Security Hardening Release: October 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Application Policy Infrastructure Controller (APIC) engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that addr...

Vendor guidance

To assist customers in patching and streamline the disclosure process, Cisco has grouped these issues by their underlying vulnerability class - Common Weakness Enumeration (CWE) - and assigned a single Common Vulnerab...

Before you act

Start with the vendor's bulletin.

We normalize the fields that vendors publish so you can search and compare advisories in one place. We do not replace the original bulletin or turn a product-name match into proof that a system is vulnerable.

Confirm the installed product and version, read the linked vendor guidance, and test the recommended update or mitigation through your normal change process.

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