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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.

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11Vendor sources
16,605Advisories collected
6,302Published or updated in 30 days
6,887Marked critical or high
Coverage

Connected directly to official vendor sources

The original vendor bulletin remains the authority. SecurityAlert gives you one place to find it and compare the details vendors publish in different formats.

16,605 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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AWS Security BulletinsCVE-2026-115417
Severity not listed

CVE-2026-115417 - Memory allocation with excessive size value in the MQTT 3.1.1 compatibility adapter in aws-c-mqtt

Bulletin ID: 2026-147-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 10/22/2026 13:30 PM PDT Description: aws-c-mqtt is a C99 implementation of the MQTT 3.1.1 and MQTT5 specifications, distributed as part of the AWS Common Runtime (CRT) and bundl...

CVE-2026-115417
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AWS Security BulletinsCVE-2026-115419
Severity not listed

CVE-2026-115419 - Unintended disclosure of data element to wrong session in Strands Agents SDK A2A Server

Bulletin ID: 2026-146-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 10/22/2026 13:00 PM PDT Description: Strands Agents is an open-source SDK, available for Python and TypeScript, for building AI agents. The SDK includes an Agent2Agent (A2A) ser...

CVE-2026-115419
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Ubuntu Security NoticesUSN-8954-1
Severity not listed

USN-8954-1: zlib vulnerability

Ali Firas discovered that zlib incorrectly handled certain non-blocking write operations. An attacker could possibly use this issue to trigger a heap buffer overflow, resulting in a denial of service or arbitrary code execution.

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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.

How we check our sources