CVE-2026-123197

MEDIUM 5.3

WPPConnect Server through 2.10.76 Unauthenticated Sticker Media Disclosure via /files

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-552
Vendor	wppconnect
Product	wppconnect-server
Published	Nov 5, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

wppconnect / wppconnect-server

0 ≤ 2.10.76

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/wppconnect-team/wppconnect-server/issues/2708 github.com: https://github.com/wppconnect-team/wppconnect-server/pull/2709 github.com: https://github.com/wppconnect-team/wppconnect-server/commit/bf1faac7a14892207348c3dc5f6e03ed180e09e8 github.com: https://github.com/wppconnect-team/wppconnect-server/blob/d08285afca862e60fb82675ce73e630de6c857bf/src/index.ts#L68 hackmd.io: https://hackmd.io/@hieund/wppconnect-files-unauth-cross-session-sticker-media-disclosure vulncheck.com: https://www.vulncheck.com/advisories/wppconnect-server-through-2.10.76-unauthenticated-sticker-media-disclosure-via-files

Credits

hieuPenguinnn joaosouz4dev