CVE-2026-104462

Summary

YesWiki before 4.6.7 contains an SQL injection vulnerability in the Bazar nuagetag action, which concatenates the unescaped tags attribute into a raw SQL IN clause. Attackers with page-write access (unauthenticated on default installs) can embed a nuagetag tag ending in a backslash to break quote parity and inject a UNION subquery, exfiltrating password hashes and arbitrary table data.

Affected Software

Weaknesses

• CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

Additional References

• https://github.com/YesWiki/yeswiki/security/advisories/GHSA-p9rm-p6pp-8m8c

References

• https://github.com/YesWiki/yeswiki/security/advisories/GHSA-p9rm-p6pp-8m8c
• https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-sql-injection-via-nuagetag-tags-parameter

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