RCE in Privoce Vocechat
CVE-2026-116047
A vulnerability has been found in Privoce Vocechat up to 0.9.121. This issue affects some unknown processing of the file widget.html of the component Query Parameter Handler. Such manipulation of the argument welcome leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: XSS (Cross-Site Scripting)
Published .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Privoce Vocechat — versions 0.9.121
Weakness classification (CWE)
References
- vuldb.com/vuln/426123 (technical-description, vdb-entry)
- vuldb.com/vuln/426123/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-116047 (third-party-advisory)
- vuldb.com/submit/994199 (third-party-advisory)
- github.com/H1ck1y/Vulnerabilities/blob/main/Vocechat_DomXss.md (exploit)
Frequently asked questions
- What is CVE-2026-116047?
- CVE-2026-116047 is a medium-severity vulnerability in Privoce Vocechat, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2026-10-25.
- How severe is CVE-2026-116047?
- Medium severity. CVSS v3 base score is 4.3 out of 10.