CISA KEV 정보
| 취약점명 | Microsoft Exchange Server Cross-Site Scripting Vulnerability |
|---|---|
| 설명 | Microsoft Exchange Server contains a cross-site scripting vulnerability during web page generation in Outlook Web Access and when certain interaction conditions are met, arbitrary JavaScript can be executed in the browser context. |
| 조치사항 | Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. |
| 랜섬웨어 캠페인 악용 | Unknown |
| CWE | CWE-79 |
| 등록일 (KEV) | 2026-05-15 |
| 조치 기한 | 2026-05-29 |
| 추가 참고 | https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2026-42897 ; https://learn.microsoft.com/en-us/exchange/plan-and-deploy/post-installation-tasks/security-best-practices/exchange-emergency-mitigation-service ; https://nvd.nist.gov/vuln/detail/CVE-2026-42897 |
NVD 상세 정보
CVSS v3.1: 8.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N설명: Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
CWE: CWE-79
참조
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42897 [Mitigation, Vendor Advisory]
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42897 [US Government Resource]
This product uses the NVD API but is not endorsed or certified by the NVD.