CVE-2024-49040

HIGHNVD 7.57.5—

7.5

Microsoft Exchange Server Spoofing Vulnerability

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 90.2%
KEV: Not listed

Published

November 12, 2024

Last Modified

November 16, 2024

References (1)

secure@microsofthttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-49040

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-451User Interface Misrepresentation of Critical Information

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Microsoft MSRCCVE-2024-490402024-11-12
Microsoft Exchange Server Spoofing Vulnerability

Data Freshness Timeline

(refreshed 10× in last 7d / 10× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-23 18:28 UTCEG score recompute
2026-05-23 18:28 UTCVendor advisory
2026-05-23 18:28 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2024-49040?

CVE-2024-49040 is a high vulnerability published on November 12, 2024. Microsoft Exchange Server Spoofing Vulnerability

When was CVE-2024-49040 disclosed?

CVE-2024-49040 was first published in the National Vulnerability Database on November 12, 2024, with the most recent update on November 16, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-49040 actively exploited?

CVE-2024-49040 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 90.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2024-49040?

CVE-2024-49040 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2024-49040?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-49040, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2024-49040

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Is Your Infrastructure Affected by CVE-2024-49040?

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