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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Yeswiki Subscribe
Yeswiki Subscribe

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/YesWiki/yeswiki/security/advisories/GHSA-892r-45m6-45xc cve-icon cve-icon
https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-user-enumeration-via-lost-password-flow cve-icon cve-icon
History

Fri, 02 Oct 2026 11:45:00 +0000

Type Values Removed Values Added
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.
Title YesWiki before 4.6.7 User Enumeration via Lost-Password Flow
First Time appeared Yeswiki
Yeswiki yeswiki
Weaknesses CWE-204
CPEs cpe:2.3:a:yeswiki:yeswiki:*:*:*:*:*:*:*:*
Vendors & Products Yeswiki
Yeswiki yeswiki
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-02T11:38:15.157Z

Reserved: 2026-10-02T00:50:26.604Z

Link: CVE-2026-104439

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-02T12:17:14.670

Modified: 2026-10-02T12:17:14.787

Link: CVE-2026-104439

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses