Microsoft Office SharePoint Elevation of Privilege Vulnerability
CVSS score
8.8
EPSS probability
%0.7
Risk score
0.1
Published
4 d ago
Etkilenen ürün ve sürüm için yayımlanan güvenlik güncellemesini uygulayın.
Impact on My Inventory
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Vulnerability description
CVE AI research
DayBreach AI Explanation
Verified against sourcesSources read
2
Source agreement
0/2
Evidence confidence
%55
Short explanation
Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network. This vulnerability carries a HIGH severity rating with a CVSS base score of 8.8.
It allows authorized attackers to elevate privileges over a network, creating a high impact on confidentiality, integrity, and availability.
What should be done?
- Follow the Microsoft vendor advisory
- Apply available updates
- Install vendor patches
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Chain of evidence and sources
Microsoft Office SharePoint, yetkili bir saldırganın ağ üzerinden ayrıcalık yükseltmesine izin veren eksik yetkilendirme zafiyeti barındırmaktadır.
Zafiyet 8.8 CVSS taban puanı ile HIGH önem derecesine sahiptir ve yama durumu AVAILABLE olarak değerlendirilmiştir.
Show the technical text from the sources
Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CWE: CWE-862
Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.
IMPACT: Affected Products and Software
Affected Products
The following products are affected by CVE-2026-88164 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.
| ID | VENDOR | PRODUCT | ACTION |
|---|---|---|---|
| 1 | microsoft | Microsoft SharePoint Server Subscription Edition | View |
RED HAT CSAF/VEX: Product Impact Check
SCORING: CVSS from Multiple Sources
CVSS Scores
The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| 8.8 | CVSS V31 | HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD |
| 8.8 | CVSS V3_1 | HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C | CVE CNA |
Patch and Remediation Guide
Solution & Remediation Advisory
2 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.
Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-88164 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-88164 weaknesses.
Attack Vector and Accessibility
Official Sources and Advisories
CVSS Vector Radar Chart
8.8 / 10Vulnerability Scoring Details
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:CYama doğrulandı
Weakness Type (CWE & CAPEC)
Similar Vulnerabilities
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