CVE Explorer
CVE-2026-40566
FreeScout is a free self-hosted help desk and shared mailbox. Versions prior to 1.8.213 have a Server-Side Request Forgery (SSRF) vulnerability in the IMAP/SMTP connection test functionality of FreeScout's `MailboxesController`. Three AJAX actions `fetch_test` (line 731), `send_test` (line 682), and `imap_folders` (line 773) in `app/Http/Controllers/MailboxesController.php` pass admin-configured `in_server`/`in_port` and `out_server`/`out_port` values directly to `fsockopen()` via `Helper::che
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"freescout","vendor":"freescout-help-desk","versions":[{"status":"affected","version":"< 1.8.213"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:fd30eed2205ef422786523e82648617941d12f6ca47017f2b650f551852b5a71 · sha256:8baf34464341a6e9… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:fd30eed2205ef422786523e82648617941d12f6ca47017f2b650f551852b5a71 · sha256:8baf34464341a6e9… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-918","description":"CWE-918: Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:fd30eed2205ef422786523e82648617941d12f6ca47017f2b650f551852b5a71 · sha256:8baf34464341a6e9… · /containers/cna/problemTypes/0/descriptions/0
Source references
4 source assertions{"name":"https://github.com/freescout-help-desk/freescout/commit/efe82e31b4a0d4c0b20025d09df0615e8139ff08","tags":["x_refsource_MISC"],"url":"https://github.com/freescout-help-desk/freescout/commit/efe82e31b4a0d4c0b20025d09df0615e8139ff08"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:fd30eed2205ef422786523e82648617941d12f6ca47017f2b650f551852b5a71 · sha256:8baf34464341a6e9… · /containers/cna/references/1
{"name":"https://github.com/freescout-help-desk/freescout/releases/tag/1.8.213","tags":["x_refsource_MISC"],"url":"https://github.com/freescout-help-desk/freescout/releases/tag/1.8.213"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:fd30eed2205ef422786523e82648617941d12f6ca47017f2b650f551852b5a71 · sha256:8baf34464341a6e9… · /containers/cna/references/2
{"name":"https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-fg98-rgx6-8x4g","tags":["x_refsource_CONFIRM"],"url":"https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-fg98-rgx6-8x4g"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:fd30eed2205ef422786523e82648617941d12f6ca47017f2b650f551852b5a71 · sha256:8baf34464341a6e9… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-fg98-rgx6-8x4g"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:fd30eed2205ef422786523e82648617941d12f6ca47017f2b650f551852b5a71 · sha256:8baf34464341a6e9… · /containers/adp/0/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.