Vulnerability in Vichan-Devel Vichan
CVE-2026-2543
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (29.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Vichan-Devel Vichan — versions 5.1.0, 5.1.1, 5.1.2
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- github.com/lakshayyverma/CVE-Discovery/blob/main/vichan.md (related)
Frequently asked questions
- What is CVE-2026-2543?
- CVE-2026-2543 is a low-severity vulnerability in Vichan-Devel Vichan, classified under CWE-620. CVSS score: 2.7/10. Published 2026-02-16.
- How severe is CVE-2026-2543?
- Low severity. CVSS v3 base score is 2.7 out of 10.