CVE-2026-119049: idinging FreeMail · Insecure Direct Object Reference
Affects idinging FreeMailSource CVE Database V5
Not known to be exploited · CVSS 7.2 High : upgrade to 5.3.2 soon.
Data as of 29 Oct 2026, 14:52 UTC
Thin evidence
One scorer or none| CNA (VulnCheck) | CVSS 4.0 | 7.2 |
|---|---|---|
| CNA (VulnCheck) | CVSS 3.1 | 7.6 |
- Patch
- Available – fixed in 5.3.2
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 29 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Upgrade idinging FreeMail to 5.3.2.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| idingingFreeMail | Affected
| Fixed in
|
GitHubFreeMailpkg:github/FreeMailOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
A fix for this vulnerability is available in FreeMail version 5.3.2. Users and administrators should upgrade to version 5.3.2 or later to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
Description
FreeMail before 5.3.2 contains an authorization bypass vulnerability that allows authenticated users to claim another user's existing mailbox via the POST /api/create endpoint. Attackers who know a victim's address can become co-owners through assignMailboxToUser to read messages and verification codes, set forwarding, and delete mail.
References
- github.com/idinging/freemail/issues/73 (opens in a new tab)
- github.com/idinging/freemail (opens in a new tab)
- github.com/idinging/freemail/commit/62ed3afdbb4de90a135c12de928e586caf01b5a1 (opens in a new tab)
- github.com/idinging/freemail/releases/tag/v5.3.2 (opens in a new tab)
- github.com/idinging/freemail/blob/a95c1710e7eeb9f2c74a49ef962f4f43a36695b3/src/db/users.js (opens in a new tab)
- vulncheck.com/advisories/freemail-before-5.3.2-authorization-bypass-via-api-create-mailbox-claiming (opens in a new tab)