{"id":"CVE-2012-1858","aliases":["EUVD-2012-1868","GHSA-w5mr-v466-jmjm"],"status":"published","title":"The toStaticHTML API (aka the SafeHTML component) in Microsoft Internet Explorer 8 and 9,...","description":"The toStaticHTML API (aka the SafeHTML component) in Microsoft Internet Explorer 8 and 9, Communicator 2007 R2, and Lync 2010 and 2010 Attendee does not properly handle event attributes and script, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted HTML document, aka \"HTML Sanitization Vulnerability.\"","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.22024,"percentile":0.97678,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-200"],"published":"2012-06-12T22:00:00Z","modified":"2026-06-16T23:40:26Z","exploits":[{"source":"exploitdb","id":"EDB-19777","title":"Microsoft Internet Explorer 9 / SharePoint / Lync - toStaticHTML HTML Sanitizing Bypass (MS12-037/MS12-039/MS12-050)","type":"dos","platform":"windows","date":"2012-07-12","verified":true,"url":"https://www.exploit-db.com/exploits/19777"}],"products":[{"vendor":"microsoft","product":"internet_explorer"},{"vendor":"microsoft","product":"lync"},{"vendor":"microsoft","product":"office_communicator"}],"references":[{"url":"http://www.us-cert.gov/cas/techalerts/TA12-192A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-050","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA12-164A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-037","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15530","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-039","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-1858"},{"url":"https://github.com/advisories/GHSA-w5mr-v466-jmjm"}],"sources":{"cve":[{"id":"CVE-2012-1858","description":"The toStaticHTML API (aka the SafeHTML component) in Microsoft Internet Explorer 8 and 9, Communicator 2007 R2, and Lync 2010 and 2010 Attendee does not properly handle event attributes and script, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted HTML document, aka \"HTML Sanitization Vulnerability.\"","status":"published","published":"2012-06-12T22:00:00Z","modified":"2024-08-06T19:08:38.504Z","updated_at":"2026-11-02T14:34:52.27879Z"}],"euvd":[{"id":"EUVD-2012-1868","description":"The toStaticHTML API (aka the SafeHTML component) in Microsoft Internet Explorer 8 and 9, Communicator 2007 R2, and Lync 2010 and 2010 Attendee does not properly handle event attributes and script, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted HTML document, aka \"HTML Sanitization Vulnerability.\"","status":"published","published":"2012-06-12T22:00:00Z","modified":"2024-08-06T19:08:38Z","updated_at":"2026-11-03T01:56:16.423783Z"}],"ghsa":[{"id":"GHSA-w5mr-v466-jmjm","title":"The toStaticHTML API (aka the SafeHTML component) in Microsoft Internet Explorer 8 and 9,...","description":"The toStaticHTML API (aka the SafeHTML component) in Microsoft Internet Explorer 8 and 9, Communicator 2007 R2, and Lync 2010 and 2010 Attendee does not properly handle event attributes and script, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted HTML document, aka \"HTML Sanitization Vulnerability.\"","status":"published","published":"2022-05-13T01:07:42Z","modified":"2023-02-01T05:03:14Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:50:02.204531Z"}],"nvd":[{"id":"CVE-2012-1858","description":"The toStaticHTML API (aka the SafeHTML component) in Microsoft Internet Explorer 8 and 9, Communicator 2007 R2, and Lync 2010 and 2010 Attendee does not properly handle event attributes and script, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted HTML document, aka \"HTML Sanitization Vulnerability.\"","status":"published","published":"2012-06-12T22:55:01.547Z","modified":"2026-06-16T23:40:26.577Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:02:14.336529Z"}]}}