CRITICAL 9.1 Microsoft
CVE-2026-8924
trailing dot domain super cookie
Microsoft Security Update 2026-Jul: trailing dot domain super cookie
Affected Products
- azl3 curl 8.11.1-9 on Azure Linux 3.0
- azl3 cmake 3.30.3-14 on Azure Linux 3.0
- azl3 mysql 8.0.46-1 on Azure Linux 3.0
- azl3 rust 1.75.0-30 on Azure Linux 3.0
- azl3 rust 1.90.0-9 on Azure Linux 3.0
- azl3 tensorflow 2.16.1-11 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-8924
- https://nvd.nist.gov/vuln/detail/CVE-2026-8924
This critical severity vulnerability with a CVSS score of 9.1 was published on 2026-07-14 via Microsoft. Affected: azl3 curl 8.11.1-9 on Azure Linux 3.0, azl3 cmake 3.30.3-14 on Azure Linux 3.0, azl3 mysql 8.0.46-1 on Azure Linux 3.0 and 3 more.
Risk Timeline
CVE Disclosed2026-07-14 · 20 days ago
Remediation Resources
Official Advisory
msrc.microsoft.com/update-guide/vulnerability/CVE-2026-8924NVD / MITRE
nvd.nist.gov/vuln/detail/CVE-2026-8924Related Vulnerabilities
| CVE | Title | Severity | CVSS |
|---|---|---|---|
| CVE-2026-40175 | Axios has Unrestricted Cloud Metadata Exfiltration via Header Injection Chain | CRITICAL | 10.0 |
| CVE-2026-42960 | Possible cache poisoning via promiscuous records for the authority section | CRITICAL | 10.0 |
| CVE-2026-46595 | Invoking VerifiedPublicKeyCallback permissions skip enforcement in golang.org/x | CRITICAL | 10.0 |
| CVE-2026-39821 | Invoking failure to reject ASCII-only Punycode-encoded labels in golang.org/x/ne | CRITICAL | 10.0 |
| CVE-2024-24576 PoC | Rusts's `std::process::Command` did not properly escape arguments of batch files | CRITICAL | 10.0 |
| CVE-2026-7374 | Kubevirt: kubevirt virt-handler: privilege escalation and node compromise via sy | CRITICAL | 9.9 |
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