What’s Vulnerable › Vulnerabilities

CVE-2024-49147: Microsoft Update Catalog Elevation of Privilege Vulnerability

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-12-12 · updated 2026-06-17
• Weakness: CWE-502

Description

Deserialization of untrusted data in Microsoft Update Catalog allows an unauthorized attacker to elevate privileges on the website’s webserver.

Affected products

• Microsoft Update Catalog: all versions
• Microsoft Update Catalog: all versions

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-49147

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