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Critical · 9.8 CVE-2026-40042 EUVD-2026-22049GHSA-5j7x-7mp7-c5xc

Pachno 1.0.6 Wiki TextParser XML External Entity Injection

Published Apr 13, 2026 · Updated May 12, 2026 · Assigned by VulnCheck

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.

Affected products

VendorProductAffectedFixed
Pachno Pachno 1.0.6 —

References