Home/CVE/Cross-site scripting (XSS) vulnerability in Microsoft Office SharePoint Server 2010, Windows SharePoint Services 2.0 and
CVE

CVE-2011-1893

Cross-site scripting (XSS) vulnerability in Microsoft Office SharePoint Server 2010, Windows SharePoint Services 2.0 and

Cross-site scripting (XSS) vulnerability in Microsoft Office SharePoint Server 2010, Windows SharePoint Services 2.0 and 3.0 SP2, and SharePoint Foundation 2010 allows remote attackers to inject arbitrary web script or HTML via the URI, aka "SharePoint XSS Vulnerability.".

MEDIUM · CVSS 4.3 EPSS 0.58888
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

3
microsoft sharepoint foundationall versions
microsoft sharepoint serverall versions
microsoft sharepoint servicesall versions
▣

Scoring & Timeline

4.3
MEDIUM · CVSS v2 (legacy) · secure@microsoft.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
Published to NVD15 Sep 2011 · 12:26 PM
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.us-cert.gov/cas/techalerts/TA11-256A.htmlUS Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-074
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12676
Intelligence Graph · click any node to traverse
CVETechnique ActorTool Family
drag to reposition · click any node to traverse · button top-right enlarges
External lookups - second-class, for what we don’t hold ourselves
NVDCVE.orgCISAVulnersExploit-DBGitHub PoCVulnCheck KEVGreyNoise
Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities
Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs
Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures
Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1
About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service
threatengine.sh  ·  Open-source threat intelligence platform  ·  100+ authoritative sources  ·  Every fact traces to its origin