MEDIUM
Microsoft Exchange Server Tampering Vulnerability
Published Sep 8, 2026
6.5
MEDIUMCVSS 3.1
EPSS 0.64%
Description
Authorization bypass through user-controlled key in Microsoft Exchange Server allows an authorized attacker to perform tampering over a network.
Affected products
-
- Version 15.01.0.0StatusaffectedConstraints<15.01.2507.073
- Version
-
- Version 15.02.0.0StatusaffectedConstraints<15.02.1544.046
- Version
-
- Version 15.02.0.0StatusaffectedConstraints<15.02.1748.051
- Version
-
- Version 15.02.0.0StatusaffectedConstraints<15.02.2562.049
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft Exchange Server 2016 Cumulative Update 23 | n/a |
| ||||||
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 14 | n/a |
| ||||||
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 15 | n/a |
| ||||||
| Microsoft | Microsoft Exchange Server Subscription Edition RTM | n/a |
|
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Weaknesses (1)
References (2)
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-73127 Advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69375 vendor-advisorypatch
| Link | Providers | Tags |
|---|---|---|
| https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-73127 | Advisory | |
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69375 | vendor-advisorypatch |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Sep 8, 2026
Updated Oct 7, 2026
Reserved Aug 3, 2026
Link CVE-2026-69375
CISA Vulnrichment
Updated Sep 11, 2026
ENISA EUVD
EUVD-2026-73127 Assigner microsoft
Published Sep 8, 2026
Updated Oct 1, 2026
Exploited since n/a
Link EUVD-2026-73127