What’s Vulnerable › Vulnerabilities
CVE-2026-48579: Microsoft Exchange Online Information Disclosure Vulnerability
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.0% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-04 · updated 2026-09-24
- Weakness: CWE-285
Description
Improper authorization in Microsoft Exchange Online allows an unauthorized attacker to disclose information over a network.
Affected products
- Microsoft Exchange Online: all versions
- Microsoft Exchange Online: all versions
References
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