CVE-2011-1893 json
Cross-site scripting (XSS) vulnerability in Microsoft Office SharePoint Server 2010, Windows SharePoint Services 2.0 and 3.0 SP2, and Share…
published 2011-09-15 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-1891
- cvss
- 4.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 16.8%
- EPSS 16.8% chance of exploitation in 30 days, percentile 97%
- public exploits
- 0
- none known
Summary
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."
Exploit prediction
16.77% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
docs.microsoft.com
/en-us/security-updates/securitybulletins/2011/ms11-074
vendor-advisory
-
oval.cisecurity.org
/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12676
vdb-entry, signature
-
us-cert.gov
/cas/techalerts/TA11-256A.html
third-party-advisory, us-government-resource
Sources
- CVE List CVE-2011-1893
- NVD CVE-2011-1893
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.