CVE-2026-62910High· 7.2▾ TwilightImproper control of resource identifiers ('resource injection') in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 39.6 · likelihood 0.2 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Sep 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
0.7%
0.7% → 1.0%
Last analysed / modified upstream
Improper control of resource identifiers ('resource injection') in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
exchange_server_2016_cumulative_update_23 >= 15.01.0.0 < 15.01.2507.072exchange_server_2019_cumulative_update_14 >= 15.02.0.0 < 15.02.1544.044exchange_server_2019_cumulative_update_15 >= 15.02.0.0 < 15.02.1748.049exchange_server_subscription_edition_rtm >= 15.02.0.0 < 15.02.2562.046Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-87696High· 7.5Improper verification of cryptographic signature in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
CVE-2026-87692High· 7.8Deserialization of untrusted data in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.
CVE-2026-87695High· 7.8Inclusion of functionality from untrusted control sphere in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.
CVE-2026-77910High· 8.8Incorrect authorization in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
CVE-2026-70571High· 8.1Stack-based buffer overflow in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.
CVE-2026-70279Critical· 9.3Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.