Recorded 18 Oct 2026 at 14:54 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position.
See the latest record.
The historical field “Public exploit code” recorded Nuclei detection-template membership. It did not establish exploit availability. The original recorded fields remain below.
The historical “Publicly disclosed: No” field could represent a missing MSRC assessment. It does not establish that the vulnerability was undisclosed. The original recorded fields remain below.
CVEMicrosoft Security Response Center
Skype for Business Information Disclosure Vulnerability
Generation of error message containing sensitive information in Skype for Business allows an unauthorized attacker to disclose information over a network.
CWE-209: Generation of Error Message Containing Sensitive Information
Issued by
Microsoft
Customer action
Required: apply the update
Affected products
Skype for Business Server 2015 CU13, Skype for Business Server 2019 CU8, Skype for Business Server Subscription Edition CU1
Updates that fix it
KB5123287: Skype for Business Server Subscription Edition CU1; KB5123300: Skype for Business Server 2019 CU8; KB5123301: Skype for Business Server 2015 CU13