CVE-2026-2543: vichan-devel vichan Password Change pages.php unverified password change

Severity: low (CVSS 2.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-16 · updated 2026-06-17
Weakness: CWE-620

Description

A vulnerability was identified in vichan-devel vichan up to 5.1.5. This vulnerability affects unknown code of the file inc/mod/pages.php of the component Password Change Handler. The manipulation of the argument Password leads to unverified password change. The attack can be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

vichan-devel vichan: 5.1.0, 5.1.1, 5.1.2, 5.1.3, 5.1.4, 5.1.5

References

https://github.com/lakshayyverma/CVE-Discovery/blob/main/vichan.md
https://vuldb.com/?ctiid.346152
https://vuldb.com/?id.346152
https://vuldb.com/?submit.749716

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