PT-2026-48029 · Microsoft · Exchange Server

CVE-2026-47631 · Published 2026-06-09 · Updated 2026-06-09

Positive Technologies (AI Summary)

CVSS v2.0

9.4

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:N

Name of the Vulnerable Software and Affected Versions Microsoft Exchange Server (affected versions not specified)

Description Improper neutralization of input during web page generation leads to cross-site scripting, which allows an unauthorized attacker to perform spoofing over a network. Cross-site scripting is a technique where malicious scripts are injected into otherwise trusted websites.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2026-08239

CVE-2026-47631

Affected Products

Exchange Server

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-47631 · Security Note
• https://bdu.fstec.ru/vul/2026-08239 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/733233 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47631 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-47631 · Security Note