Vulnerability · Published Feb 16, 2026 · Assigned by VulDB

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

Low 2.7

In plain English

A low-severity security flaw in vichan from vichan-devel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).

Severity (CVSS 3.1)2.7Low
Exploit odds (30 days)0.3%top 76.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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 (as reported)

VendorProductVersions
vichan-devel vichan 5.1.05.1.15.1.25.1.35.1.45.1.5

Weakness: CWE-620, CWE-640 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R

References