Low severity · published Feb 16, 2026
CVE-2026-2543
vichan-devel vichan Password Change pages.php unverified password change
2.7
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VI
vichan · vichan-devel
5.1.0; 5.1.1; 5.1.2; 5.1.3; 5.1.4; 5.1.5 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-2543
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-2543
github.com
https://github.com/lakshayyverma/CVE-Discovery/blob/main/vichan.md
vuldb.com
https://vuldb.com/?ctiid.346152
vuldb.com
https://vuldb.com/?id.346152
vuldb.com
https://vuldb.com/?submit.749716