CVE-2026-88208
MediumCVSS 4.6Summary
A cross-site scripting (XSS) vulnerability in Microsoft Office SharePoint results from improper neutralization of input during web page generation. An authorized attacker can perform spoofing over a network.
Risk Assessment
An attacker can impersonate a trusted user or content, potentially leading to data theft or further attacks within the SharePoint environment.
Recommendation
Apply security updates for Microsoft Office SharePoint. Implement input filtering and browser security headers.
Other vulnerabilities in Microsoft Office SharePoint
See all- CVE-2026-97783High
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
- CVE-2026-97782Medium
Observable discrepancy in Microsoft Office SharePoint allows an authorized attacker to perform tampering over a network. The attacker can modify data in a way detectable as an inconsistency.
- CVE-2026-96044High
A vulnerability with no assigned CWE in Microsoft Office SharePoint allows an authenticated attacker to elevate privileges over a network. The flaw enables privilege escalation within the SharePoint environment.
- CVE-2026-88209Medium
A cross-site scripting (XSS) vulnerability in Microsoft Office SharePoint results from improper neutralization of input during web page generation. An authorized attacker can perform spoofing over a network.
- CVE-2026-88206High
Server-side request forgery (SSRF) in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
- CVE-2026-88204High
Cross-site scripting (XSS) vulnerability in Microsoft Office SharePoint due to improper input neutralization during web page generation. Allows an authorized attacker to perform spoofing over a network.
- CVE-2026-88200High
Privilege context switching error in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network. The issue involves improper security context management.
- CVE-2026-88198High
Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network. The issue stems from improper access permission verification.
- CVE-2026-88166High
Integer overflow or wraparound in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
- CVE-2026-88163High
Integer overflow or wraparound in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
Original NVD description (English source)
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS