{"cve":"CVE-2012-1858","nvd":{"published":"2012-06-12T22:55:01.547","modified":"2026-06-16T23:40:26.577","status":"Modified","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.\"","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-200"],"references":["http://www.us-cert.gov/cas/techalerts/TA12-164A.html","http://www.us-cert.gov/cas/techalerts/TA12-192A.html","https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-037","https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-039","https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-050"],"products":["microsoft:internet_explorer","microsoft:lync","microsoft:office_communicator"],"source":"nvd","synced_at":"2026-10-19T20:24:00.973572543+00:00"},"epss":{"cve":"CVE-2012-1858","score":0.22024,"percentile":0.97663,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}