Medium severity5.3NVD Advisory· Published Oct 2, 2026· Updated Oct 2, 2026

CVE-2026-104439

Description

YesWiki before 4.6.7 contains a user enumeration vulnerability in LostPasswordAction.php that allows unauthenticated attackers to confirm registered email addresses through differing responses. Attackers can submit emails to the MotDePassePerdu recovery page without rate limiting to identify valid accounts for targeted phishing or password-spraying.

Affected products

Yeswiki/Yeswikillm-fuzzy
Range: <4.6.7

Patches

Vulnerability mechanics

References

github.com/YesWiki/yeswiki/security/advisories/GHSA-892r-45m6-45xcnvd
www.vulncheck.com/advisories/yeswiki-before-4.6.7-user-enumeration-via-lost-password-flownvd

News mentions

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cvss	0.345
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000