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Vendor advisories

Microsoft Security Response Center

Browse 15,858 advisories from this official source. Search by product, CVE, severity, or advisory ID.

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15,858 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-2023-31147
MediumCVSS 6.5

Insufficient randomness in generation of DNS query IDs in c-ares

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 productsazl3 grpc 1.42.0-7 on Azure Linux 3.0, cm1 c-ares 1.19.1-1 on CBL Mariner 1.0, cbl2 python-gevent 21.1.2-3 on CBL Mariner 2.0, cbl2 nodejs18 18.17.1-2 on CBL Mariner 2.0
Fixed versions1.62.0-2, 1.19.1-1, 21.1.2-3, 18.17.1-2
Vendor guidance

CBL-Mariner Releases

CVE-2023-31147
Read the vendor advisory Watch this product
Microsoft Security Response CenterCVE-2023-31130
MediumCVSS 6.4

Buffer Underwrite in ares_inet_net_pton()

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 productscm1 c-ares 1.19.1-1 on CBL Mariner 1.0, cbl2 python-gevent 21.1.2-3 on CBL Mariner 2.0, cbl2 nodejs18 18.17.1-2 on CBL Mariner 2.0, cbl2 nodejs 16.20.1-2 on CBL Mariner 2.0
Fixed versions1.19.1-1, 21.1.2-3, 18.17.1-2, 16.20.1-2
Vendor guidance

CBL-Mariner Releases

CVE-2023-31130
Read the vendor advisory Watch this product
Microsoft Security Response CenterCVE-2026-97783
HighCVSS 8.1

Microsoft Office SharePoint Spoofing Vulnerability

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.

Affected productsMicrosoft SharePoint Server 2019, Microsoft SharePoint Enterprise Server 2016, Microsoft SharePoint Server Subscription Edition
Fixed versions16.0.10417.20175, 16.0.5561.1001, 16.0.19725.20434
Vendor guidance

Install KB5002883. Install KB5002891. Install KB5002882.

CVE-2026-97783
Read the vendor advisory Watch this product
Microsoft Security Response CenterCVE-2026-85870
HighCVSS 7.0

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance

Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.

CVE-2026-85870
Read the vendor advisory Watch this product
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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