emailflare before commit cf31f33 Missing Authorization via /api/keys Routes

Advisories

emailflare before commit cf31f33 Missing Authorization via /api/keys Routes

Severity: high
Date: 11/3/2026
Affecting: emailflare >= 0, < cf31f33bbb4a324d5353b8a5db0312fedc19618f
CVE: CVE-2026-121729
CWE: CWE-862 Missing Authorization
CVSS: 7.2
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N
References: Patch Commit
https://github.com/0xdps/emailflare
https://github.com/0xdps/emailflare/blob/d448ea205937a5e82683f89013d4c23159da5b7d/services/inbox-worker/src/routes/keys.ts
Credit: Mansurzhan Mavlankulov, Devendra Pratap
Description: emailflare before commit cf31f33 contains a missing authorization vulnerability in the inbox service /api/keys routes that allows any authenticated member to list, create and revoke API keys. Attackers can mint a global live API key accepted by /v1/send to send mail from any domain, or revoke existing keys to disable integrations.

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