CVE-2026-42897
Microsoft Exchange Server Cross-Site Scripting Vulnerability
- 대응 우선순위
- 최우선
- CVSS
- 6.1
- EPSS
- 5.64% 백분위 92.0% · 2026.06.27 기준
- CISA KEV
- 등록
- 조치 기한
- 2026.05.29
- 공개일
- 2026.05.15
CISA KEV에 등록된 실제 악용 확인 취약점
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.
공급사 Microsoft
제품 Microsoft
영향 버전 15.01.0.0, 15.02.0.0, 2016, 2019, < 15.02.2562.043
수정 버전 15.02.2562.043
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
조치 기한: 2026.05.29CVSS 벡터 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE CWE-79
KEV 등록일 2026.05.15
랜섬웨어 캠페인 사용 미확인
CISA 비고 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
EPSS 데이터 기준일 2026.06.27