Vendor advisories

Microsoft Security Response Center

Browse 15,859 advisories from this official source. Search by product, CVE, severity, or advisory ID.

Current Checked 2 hours ago Checked every 6 hours

15,859 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.

RSS for these results
Microsoft Security Response CenterCVE-2026-65775
Severity not listedCVSS 7.8

Windows Win32k Elevation of Privilege Vulnerability

Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.

Vendor guidance

Install KB5120238. Install KB5120242. Install KB5120229. Install KB5120249. Install KB5120233. Install KB5120228. Install KB5121003. Install KB5120994. Install KB5120240. Install KB5121000. Install KB5120418. Install ...

Microsoft Security Response CenterCVE-2026-59127
Severity not listedCVSS 7.8

Windows Installer Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows Installer allows an authorized attacker to elevate privileges locally.

Vendor guidance

Install KB5120238. Install KB5120242. Install KB5120229. Install KB5120249. Install KB5120233. Install KB5120228. Install KB5121003. Install KB5120994. Install KB5120240. Install KB5121000. Install KB5120418. Install ...

Microsoft Security Response CenterCVE-2025-1149
LowCVSS 3.1

GNU Binutils ld xmalloc.c xstrdup memory leak

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 gcc 11.2.0-8 on CBL Mariner 2.0, cbl2 gcc 11.2.0-9 on CBL Mariner 2.0, cbl2 gcc 11.2.0-9 on CBL-Mariner 2.0
Vendor guidance

See the Microsoft Security Update Guide for the update that applies to your product.

Microsoft Security Response CenterCVE-2025-1151
LowCVSS 3.1

GNU Binutils ld xmemdup.c xmemdup memory leak

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 binutils 2.41-7 on Azure Linux 3.0, cbl2 binutils 2.37-15 on CBL Mariner 2.0, cbl2 crash 8.0.1-4 on CBL Mariner 2.0, cbl2 gdb 11.2-6 on CBL Mariner 2.0
Vendor guidance

See the Microsoft Security Update Guide for the update that applies to your product.

Microsoft Security Response CenterCVE-2026-66055
High

Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: TJSONProtocol accepts a single JSON string/number exceeding the configured size limit (multi-language)

Mariner

Affected productsazl3 telegraf 1.31.0-33 on Azure Linux 3.0, azl3 thrift 0.24.0-1 on Azure Linux 3.0
Fixed versions1.31.0-34, 0.25.0-1
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2026-82458
Medium

Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: Container element count not bounded by the bytes available

Mariner

Affected productsazl3 telegraf 1.31.0-33 on Azure Linux 3.0, azl3 thrift 0.24.0-1 on Azure Linux 3.0
Fixed versions1.31.0-34, 0.25.0-1
Vendor guidance

Release Notes

Microsoft Security Response CenterCVE-2026-17527
HighCVSS 7.7

Virt-cdi-operator: containerized-data-importer: cdi.kubevirt.io:view aggregated clusterrole grants create on datavolumes/source, allowing unauthorized pvc clone

Mariner

Affected productsazl3 kubevirt 1.8.4-1 on Azure Linux 3.0, azl3 containerized-data-importer 1.62.0-7 on Azure Linux 3.0, azl3 kubevirt 1.7.1-8 on Azure Linux 3.0, azl3 containerized-data-importer 1.62.0-8 on Azure Linux 3.0
Vendor guidance

Release Notes

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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