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High 8.8

Microsoft Office SharePointに権限を昇格される脆弱性

CVE-2026-123391 First seen on SecPulse

Summary

認可の不備により、ネットワーク越しに認証済みの攻撃者が権限を昇格できる脆弱性です。CVSSは8.8で、影響を受けるのはMicrosoft SharePoint Server Subscription Editionの16.0.20326.20136より前の版です。修正版の16.0.20326.20136への更新を進めてください。

AI summary

Produced by SecPulse using an external AI model; it may contain mistakes. Check the original description and references below before acting on it.

認可の不備により、ネットワーク越しに認証済みの攻撃者が権限を昇格できる脆弱性です。CVSSは8.8で、影響を受けるのはMicrosoft SharePoint Server Subscription Editionの16.0.20326.20136より前の版です。修正版の16.0.20326.20136への更新を進めてください。

Affected packages

PackageAffected → Fixed
MicrosoftMicrosoft SharePoint Server Subscription Edition
≥ 16.0.0, < 16.0.20326.20136→ 16.0.20326.20136
Original description The description as published by the source.

Incorrect authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

Source: Microsoft Security Response Center Blog NVD GitHub Advisory

References

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