Vulnerability in Wppconnect Wppconnect-Server
CVE-2026-123197
WPPConnect Server through 2.10.76 contains a missing authentication vulnerability that allows unauthenticated attackers to read decrypted sticker media through the /files static mount. Attackers can enumerate Unix timestamps in GET /files/file<timestamp>.webp requests to retrieve stickers from any session, bypassing per-session token checks.
Published .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/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
Weakness classification (CWE)
References
- github.com/wppconnect-team/wppconnect-server/blob/d08285afca862e60fb82675ce73e6… (technical-description)
- github.com/wppconnect-team/wppconnect-server/commit/bf1faac7a14892207348c3dc5f6… (patch)
- github.com/wppconnect-team/wppconnect-server/issues/2708 (issue-tracking)
- github.com/wppconnect-team/wppconnect-server/pull/2709 (issue-tracking, patch)
- hackmd.io/@hieund/wppconnect-files-unauth-cross-session-sticker-media-disclosure (technical-description)
- VulnCheck Advisory: WPPConnect Server through 2.10.76 Unauthenticated Sticker Media Disclosure via /files (third-party-advisory)
Frequently asked questions
- What is CVE-2026-123197?
- CVE-2026-123197 is a medium-severity vulnerability in Wppconnect Wppconnect-Server, classified under Files or Directories Accessible to External Parties. CVSS score: 5.3/10. Published 2026-11-05.
- How severe is CVE-2026-123197?
- Medium severity. CVSS v3 base score is 5.3 out of 10.