CVE-2026-118691
3.7 LOWpublic exploit availablePublished 2026-10-28 · Updated 2026-10-28
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
xianyu-auto-reply-fix through 2.0.7 contains a missing authorization vulnerability in the POST /send-message endpoint that allows unauthenticated attackers to send messages from other users' accounts using publicly known default API secrets. Attackers can supply the hard-coded api_key and another user's cookie_id, plus chosen chat_id, to_user_id and message values, to send arbitrary Xianyu messages to buyers from that merchant account.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Weaknesses
CWE-1188
Public exploit & PoC references
- https://github.com/GuDong2003/xianyu-auto-reply-fix
- https://github.com/GuDong2003/xianyu-auto-reply-fix/blob/v2.0.7/db_manager.py#L1011
- https://github.com/GuDong2003/xianyu-auto-reply-fix/blob/v2.0.7/reply_server.py#L2347-L2475
- https://github.com/GuDong2003/xianyu-auto-reply-fix/commit/999cfe61c401322d9893eb81ad1a76beabba6cfb
- https://github.com/GuDong2003/xianyu-auto-reply-fix/issues/116
All references
- https://github.com/GuDong2003/xianyu-auto-reply-fix
- https://github.com/GuDong2003/xianyu-auto-reply-fix/blob/v2.0.7/db_manager.py#L1011
- https://github.com/GuDong2003/xianyu-auto-reply-fix/blob/v2.0.7/reply_server.py#L2347-L2475
- https://github.com/GuDong2003/xianyu-auto-reply-fix/commit/999cfe61c401322d9893eb81ad1a76beabba6cfb
- https://github.com/GuDong2003/xianyu-auto-reply-fix/issues/116
- https://www.vulncheck.com/advisories/xianyu-auto-reply-fix-through-2.0.7-unauthenticated-message-sending-via-send-message
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
Related CVEs
- MEDIUMCVE-2026-100260
- CRITICALCVE-2026-100291
- HIGHCVE-2026-102676PoC
- UNSCOREDCVE-2026-103091PoC
- CRITICALCVE-2026-103956PoC
- HIGHCVE-2026-104077
- HIGHCVE-2026-104078
- HIGHCVE-2026-105744PoC
Related by shared AI tags and CWE weakness class. Browse the full archive.