# CVE-2026-123197: WPPConnect Server through 2.10.76 Unauthenticated Sticker Media Disclosure via /files

Status: published. Published: 2026-11-05. Updated: 2026-11-09.

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.

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://github.com/wppconnect-team/wppconnect-server/pull/2709
- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://github.com/wppconnect-team/wppconnect-server/commit/bf1faac7a14892207348c3dc5f6e03ed180e09e8

## Affected products and versions

- wppconnect / wppconnect-server (%40wppconnect/server): ≥ 0; ≤ 2.10.76 (affected, semver). Source: CNA: VulnCheck

## Severity and prioritization

- CVSS 4.0: 6.9 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N; source: CNA: VulnCheck

- CVSS 3.1: 5.3 (medium); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N; source: CNA: VulnCheck

- CVSS 4.0: 6.9 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X; source: NVD: disclosure@vulncheck.com

- CVSS 3.1: 5.3 (medium); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N; source: NVD: disclosure@vulncheck.com

- CISA KEV: No listing in collected sources

- EPSS: 0.41% as of 2026-11-09; percentile 36.07%

- SSVC: exploitation none; automatable yes; technical impact partial; source ADP: CISA-ADP

- Weaknesses: CWE-552

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/wppconnect-team/wppconnect-server/issues/2708 (CNA: VulnCheck; issue-tracking)

- https://github.com/wppconnect-team/wppconnect-server/pull/2709 (CNA: VulnCheck; patch, issue-tracking)

- https://github.com/wppconnect-team/wppconnect-server/commit/bf1faac7a14892207348c3dc5f6e03ed180e09e8 (CNA: VulnCheck; patch)

- https://github.com/wppconnect-team/wppconnect-server/blob/d08285afca862e60fb82675ce73e630de6c857bf/src/index.ts#L68 (CNA: VulnCheck; technical-description)

- https://hackmd.io/@hieund/wppconnect-files-unauth-cross-session-sticker-media-disclosure (CNA: VulnCheck; technical-description)

- https://www.vulncheck.com/advisories/wppconnect-server-through-2.10.76-unauthenticated-sticker-media-disclosure-via-files (CNA: VulnCheck; third-party-advisory)

- https://github.com/wppconnect-team/wppconnect-server/blob/d08285afca862e60fb82675ce73e630de6c857bf/src/index.ts#L68 (disclosure@vulncheck.com)

- https://github.com/wppconnect-team/wppconnect-server/commit/bf1faac7a14892207348c3dc5f6e03ed180e09e8 (disclosure@vulncheck.com)

- https://github.com/wppconnect-team/wppconnect-server/issues/2708 (disclosure@vulncheck.com)

- https://github.com/wppconnect-team/wppconnect-server/pull/2709 (disclosure@vulncheck.com)

- https://hackmd.io/@hieund/wppconnect-files-unauth-cross-session-sticker-media-disclosure (disclosure@vulncheck.com)

- https://www.vulncheck.com/advisories/wppconnect-server-through-2.10.76-unauthenticated-sticker-media-disclosure-via-files (disclosure@vulncheck.com)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-123197; retrieved 2026-11-09; source updated 2026-11-09

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-123197; retrieved 2026-11-06; source updated 2026-11-05

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-123197; retrieved 2026-11-09; source updated Not reported

Revision: 1737d4815790eacc1a909bbfdef6177cfae00efac16b9f0c9a52b706c81d501b

Canonical: https://y2.dev/cve/CVE-2026-123197

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.