CVE-2026-45483
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office Project Server allows an authorized attacker to perform spoofing over a network.
CSIRTS triage
- What
- Improper neutralization of input during web page generation allows an authorized attacker to perform spoofing over a network.
- Who is affected
- Authorized users of Microsoft Office Project Server.
- Urgency
- Remediation is important due to the medium severity and potential for spoofing attacks.
- Action
- Apply the latest security patch for Microsoft Office Project Server.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2026-45483
Get an email if CVE-2026-45483 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
Exploitation outlook
- Low exploitation risk0.51% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 40% of all EPSS-scored CVEs.
Advisory coverage (1)
- mediumCVE-2026-45483: Microsoft Office Project Server Spoofing Vulnerabilitymsrc · 2026-06-09
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2026-45483)