CVE-2007-3405: Multiple cross-site scripting (XSS) vulnerabilities in defter_yaz.asp in Lebisoft zdefter 4.0 allow remote...

Security readout for executives and security teams

This CVE describes cross-site scripting in an old Lebisoft zdefter 4.0 page. If the vulnerable page is exposed, an attacker could make a user’s browser run attacker-supplied script in the site context. The record has weak provenance and no current exploitation evidence in the provided sources. Exposure is likely limited to organizations still running Lebisoft zdefter 4.0 with defter_yaz.asp reachable by users or the internet. The structured affected-product data is incomplete. Treat as a legacy exposure question, not a confirmed urgent incident. Prioritize discovery of the product and removal or isolation if found, especially on internet-facing systems. Mitigation focus: Identify whether Lebisoft zdefter 4.0 is present anywhere in the environment.; Remove or restrict access to defter_yaz.asp if the product is still deployed.; Check vendor or archival guidance; no patch is named in the provided sources..

Prepared

Jun 29, 2026, 05:01 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.