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Vendor

svarshavchik

1 known vulnerabilities.

Products

Courier IMAP 1 Courier Mail Server 1
All Critical High Medium Low Exploited only Public exploit

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  • Medium 6.5
    CVE-2026-67194

    Courier IMAP < 6.0.1 Mail Server < 2.0.2 Stack Overflow DoS via Nested SEARCH Queries

    Courier IMAP before 6.0.1 and Courier Mail Server before 2.0.2 allow authenticated IMAP users to crash the imapd process via deeply nested parenthesized SEARCH queries. The SEARCH command parser (alloc_search_key in searchinfo.C) recursively descends on neste…

    svarshavchik Courier Mail Server Courier IMAP courier Debian Ubuntu