Critical severity9.8NVD Advisory· Published Apr 13, 2026· Updated Apr 17, 2026
CVE-2026-40042
CVE-2026-40042
Description
Pachno 1.0.6 contains an XML external entity injection vulnerability that allows unauthenticated attackers to read arbitrary files by exploiting unsafe XML parsing in the TextParser helper. Attackers can inject malicious XML entities through wiki table syntax and inline tags in issue descriptions, comments, and wiki articles to trigger entity resolution via simplexml_load_string() without LIBXML_NONET restrictions.
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Affected products
1Patches
Vulnerability mechanics
References
2News mentions
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