Microsoft Exchange Server Elevation of Privilege Vulnerability
46Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 8epss 0.9%
from disclosure to weapon11 days
Published on NVDAug 11
1st PoC+11d
exploitation probability
0.9%top 42% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
Authentication bypass by capture-replay in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Microsoft Exchange Server 2016 Cumulative Update 23Microsoft · Microsoft Exchange Server 2019 Cumulative Update 14Microsoft · Microsoft Exchange Server 2019 Cumulative Update 15Microsoft · Microsoft Exchange Server Subscription Edition RTMpublic PoCs found — 1
githubgithub.com/hypnguyen1209/CVE-2026-62911★ 141⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.